Thu Mar 28 2024 03:11:45 PDT
  • Product: Core
  • Component: CSS Parsing and Computation, CSS Transitions and Animations, DOM: CSS Object Model, Layout, Layout: Block and Inline, Layout: Columns, Layout: Flexbox, Layout: Floats, Layout: Form Controls, Layout: Generated Content, Lists, and Counters, Layout: Grid, Layout: Images, Video, and HTML Frames, Layout: Positioned, Layout: Ruby, Layout: Scrolling and Overflow, Layout: Tables, Layout: Text and Fonts, Print Preview, Printing: Output, Printing: Setup, SVG, WebRTC: Networking
  • Priority: P1, P2
  • Resolution: ---

201 bugs found.
ID Type Summary Product Comp Assignee Status Resolution Updated
1727594 Borders disappearing on THs with position-sticky Core Layout: Tables nobody UNCO --- 2023-10-28
1389812 orbit.chat may freeze or crash the browser Core WebRTC: Networking nobody UNCO --- 2023-06-08
1395310 WebRTC should be behind permission dialog like microphone access Core WebRTC: Networking nobody UNCO --- 2022-10-11
1436356 tabs.printPreview() sometimes hangs on Mac OS X Core Print Preview nobody UNCO --- 2022-10-11
1439527 Scaled images continue displacing original area when size is set by css-grid Core Layout: Images, Vide nobody UNCO --- 2022-10-11
1443872 Cannot get background property of an element when loaded in an iframe Core CSS Parsing and Comp nobody UNCO --- 2023-12-04
1444078 Printing to 300x600 dpi label printer is half width Core Printing: Output nobody UNCO --- 2023-02-05
1464448 cisco teams app leads to frozen media Core WebRTC: Networking nobody UNCO --- 2022-10-11
1517835 Remove maxRetransmitTime from RTCDataChannelInit Core WebRTC: Networking nobody UNCO --- 2022-10-11
1592042 No text on first page when printing from eOS/ubuntu instead of windows Core Printing: Output nobody UNCO --- 2022-10-11
1656113 Font weight rendering wrong Core Layout: Text and Fon nobody UNCO --- 2022-11-02
1672374 Printing to Bixolon SRP-350/SRP-310 receipt printers fail in Firefox 82 Core Printing: Setup nobody UNCO --- 2022-06-01
1673612 Firefox Font Configuration doesn't seem work for non latin fonts Core Layout: Text and Fon nobody UNCO --- 2024-03-16
1691189 Firefox not responding to mDNS request for WebRTC candidates Core WebRTC: Networking nobody UNCO --- 2024-02-26
1724065 REMB bandwidth estimating appears to broken with libwebrtc update Core WebRTC: Networking nobody UNCO --- 2023-03-06
1758932 When customizing icons on the new tab page, the transparent channel is converted to either white or black Core Layout: Images, Vide nobody UNCO --- 2023-04-07
1696514 nsContainerFrame::SetSizeConstraints() Should use the widget scaling factor Core Layout haftandilian NEW --- 2021-03-04
939897 [meta] Support shifting / splitting flex items between continuations of a fragmented flex container (flexbox content truncated when printing) Core Layout: Flexbox nobody NEW --- 2024-03-18
1521655 [meta] Support client-side printing in Google Docs and GSuite (Google Workspace) Core Printing: Setup nobody NEW --- 2023-12-13
1631440 [meta] Platform support for the new print preview design Core Print Preview nobody NEW --- 2022-07-05
1577361 Add css use counters for unimplemented properties used via CSSOM setters and inline style Core CSS Parsing and Comp boris.chiou NEW --- 2022-10-12
984580 Fire ICE connection states "completed" when ICE checks have stopped, as well as "closed" when closed to match spec Core WebRTC: Networking docfaraday NEW --- 2022-10-11
1307996 Implement RTCDtlsTransport.iceTransport Core WebRTC: Networking docfaraday NEW --- 2023-04-14
1548124 ICE is failing frequently in RTCRtpTransceiver.https.html checkMute test on aarch64 Core WebRTC: Networking docfaraday NEW --- 2022-10-11
1613681 Teach mochitests to dump unencrypted pcap files for webrtc Core WebRTC: Networking docfaraday NEW --- 2022-10-11
1597479 Audit nsIDocShellTreeItem usage in nsLayoutUtils::GetDeviceContextForScreenInfo in layout/base/nsLayoutUtils.cpp Core Layout emcdonough NEW --- 2022-10-11
1820899 Printing with an out-of-flow first frame uses that frame's page-size instead of the first in-flow frame. Core Printing: Output emcdonough NEW --- 2023-03-07
1406622 stylo: use invalidation framework to handle restyles needed in response to content insertion/removal Core CSS Parsing and Comp emilio NEW --- 2022-10-11
1511329 Assertion failure: aElement->HasServoData() (Element without Servo data on a post-traversal? How?) Core Layout emilio NEW --- 2022-10-11
1883699 Rewrite table percent bsize code to work more like grid / flexbox. Core Layout: Tables emilio NEW --- 2024-03-07
1481565 Rename the '-moz-appearance' value '-moz-menulist-button' to 'dropmarker' Core CSS Parsing and Comp jwatt NEW --- 2022-10-11
1583299 Create a test for print telemetry Core Printing: Setup jwatt NEW --- 2022-10-11
1420369 stylo: 6.21 - 6.54% remote-tsvg / remote-twitter (android-6-0-armv8-api16, android-7-1-armv8-api16) regression on push db56323cd08f4883e4824199b441a3141be655e5 (Thu Nov 23 2017) Core CSS Parsing and Comp m_kato NEW --- 2022-10-11
1526253 Datachannel.id uses an invalid id when you create a new one and there is a negotiation Core WebRTC: Networking na-g NEW --- 2022-10-11
8131 Behaviour of image maps with broken images (i.e. AREA and alt text) Core Layout: Images, Vide nobody NEW --- 2024-01-31
60403 layout reflow states use too much stack space Core Layout nobody NEW --- 2022-10-10
78094 [meta] Floats Are Broken [FLOAT] Core Layout: Floats nobody NEW --- 2023-05-15
99219 Investigate the possibility of not always computing the containing block's height in HTMLREflowState initialization Core Layout nobody NEW --- 2022-10-10
132017 [UX][RFE] Ability, to change PageSize in Print Preview, maybe in PageSetup Core Print Preview nobody NEW --- 2022-10-10
133465 [Layout] Printing should wait for images to load (images not already in cache don't print) Core Print Preview nobody NEW --- 2022-10-17
139912 nsCSSFrameConstructor needs to be re-factored into smaller pieces Core Layout nobody NEW --- 2022-10-17
180459 uncaught exception from window.sizeToContent() on frameset Core Layout: Images, Vide nobody NEW --- 2022-10-10
180725 remove default parameters in nsHTMLParts.h Core Layout nobody NEW --- 2022-10-10
180905 ###!!! ASSERTION: Found more undisplayed content data after removal: 'context == nsnull' Core Layout nobody NEW --- 2022-10-10
194776 can process events after reframe but without reflow Core Layout nobody NEW --- 2022-10-10
267029 Absolutely positioned elements all print on first page, and the ones that don't fit aren't shown Core Printing: Output nobody NEW --- 2023-05-03
442139 Uneven line-height for non-integer values (should round/snap line-height to device pixels) Core Layout: Text and Fon nobody NEW --- 2023-05-12
616436 [meta] Implement column-span (from CSS3 multicolumn) Core Layout: Columns nobody NEW --- 2022-10-10
707195 Text inflation inflates comments on news.ycombinator.com to different sizes (because inflation computed separately for different table cells) Core Layout nobody NEW --- 2022-10-18
869505 SVG in Mozilla can be much slower than other implementations due to the overhead of display lists and layers Core SVG nobody NEW --- 2022-10-17
945187 Add support for "pointer-events: bounding-box" Core SVG nobody NEW --- 2024-01-16
981899 PresShell::UpdateImageVisibility takes approx 30ms on the contacts app with workflow-medium Core Layout: Images, Vide nobody NEW --- 2022-11-25
1040714 [META] Implement CSS Shapes Module Level 1 Core Layout nobody NEW --- 2023-12-06
1055751 We don't redraw the focus ring properly in e10s mode when going back to a page where you opened a link from Core Layout nobody NEW --- 2022-10-11
1098939 [meta] Implement CSS shape-outside property Core Layout: Floats nobody NEW --- 2023-12-04
1176382 [Meta] Tracking for ICE TCP user pref to be turned on Core WebRTC: Networking nobody NEW --- 2023-03-03
1296232 Negative letter-spacing + soft hyphen = broken layout Core Layout nobody NEW --- 2022-10-11
1300384 http://www.evil-bikes.com/ does not render correctly. Core Layout nobody NEW --- 2022-10-11
1321689 Turn on printing via Skia PDF (SkPDF) in Mac release builds Core Printing: Output nobody NEW --- 2022-10-11
1336586 [e10s] IPv6 sockets can fail to bind or connect Core WebRTC: Networking nobody NEW --- 2022-10-11
1340020 TLS Turn webrtc connections not working for Windows 7 Core WebRTC: Networking nobody NEW --- 2022-10-11
1352205 Avoid running the refresh driver when the page is in background Core Layout nobody NEW --- 2022-11-02
1362456 Firefox should dynamically adjust the sending bitrate based on rembs Core WebRTC: Networking nobody NEW --- 2022-10-11
1363575 Print problem, The footer(css float) overlaps the body Core Layout: Floats nobody NEW --- 2022-10-11
1385288 Intermittent parser/htmlparser/tests/reftest/bug582940-1.html == parser/htmlparser/tests/reftest/bug582940-1-ref.html | image comparison, max difference: 255, number of differing pixels: 647 Core Layout nobody NEW --- 2022-10-11
1387121 [DateTimePicker] After reset the zoom level, the picker position is not reset Core Layout: Form Control nobody NEW --- 2022-10-11
1391341 stylo: Font size inherits differently than in Gecko Core CSS Parsing and Comp nobody NEW --- 2023-12-29
1404409 Creating e10s sockets blocks the content STS thread Core WebRTC: Networking nobody NEW --- 2022-10-11
1406996 stylo: Investigate crash reports around Rust HashMaps Core CSS Parsing and Comp nobody NEW --- 2023-04-02
1412122 ICE connection state verification is to strict Core WebRTC: Networking nobody NEW --- 2022-10-11
1412123 ICE switches to failed even before candidates reached JS Core WebRTC: Networking nobody NEW --- 2022-10-11
1413356 SingletonThreadHolder dispatches without need Core WebRTC: Networking nobody NEW --- 2022-10-11
1413654 stylo: We rely on the initial ResolveStyleFor call when computing the body style for scroll propagation to deal with updating the stylist Core CSS Parsing and Comp nobody NEW --- 2022-10-11
1418902 stylo: Stop updating animation data on pseudo elements whose content value is changed to 'none' Core CSS Parsing and Comp nobody NEW --- 2022-10-11
1422615 stylo: Stop cascading an element for restyling if the element has display:none Core CSS Parsing and Comp nobody NEW --- 2022-10-11
1424656 Incorrect layout when IsValidSibling lies (replaced elements with table-internal display types) Core Layout: Block and In nobody NEW --- 2022-10-11
1426295 stylo: SVG images use more memory than Gecko Core CSS Parsing and Comp nobody NEW --- 2022-10-11
1427380 Keyboard shortcut for printing is throwing a warning message Core Printing: Output nobody NEW --- 2022-10-11
1427872 [Paint][Linux] SVG paths rendered incorrectly in print preview (close path inserted) Core Print Preview nobody NEW --- 2022-10-11
1430706 stylo: geckoservo::glue::Servo_ParseStyleAttribute is slower than Gecko's old CSS parser on ARM Core CSS Parsing and Comp nobody NEW --- 2022-10-11
1433952 Crash in mozilla::RestyleManager::ProcessPostTraversal Core CSS Parsing and Comp nobody NEW --- 2022-12-26
1437313 crash near null [@ nsGridContainerFrame::GridReflowInput::InitializeForContinuation] Core Layout nobody NEW --- 2022-10-11
1441389 stylo: Regression on tsvg_static on Linux when stylo-chrome is enabled Core CSS Parsing and Comp nobody NEW --- 2022-10-11
1443399 CSS resize property continues to resize element after the left mouse button is released if you right-click while resizing. Core Layout nobody NEW --- 2022-10-11
1459857 [windows 7] Firefox ICE Failure with STUN and TURN servers Core WebRTC: Networking nobody NEW --- 2022-10-11
1460484 Consider having out-of-flow frames contribute to the overflow area of their placeholder Core Layout nobody NEW --- 2022-10-11
1461835 Assertion failure: !kidStatus.IsInlineBreakBefore() (ShouldAvoidBreakInside should prevent this from happening), at src/layout/generic/nsAbsoluteContainingBlock.cpp:171 Core Layout: Positioned nobody NEW --- 2022-10-11
1472607 video controls trigger layout recalculation on entire page every second, lagging for complex layouts Core Layout nobody NEW --- 2022-10-11
1480477 Removing DOM children where positional pseudo-classes are involved is really slow. Core CSS Parsing and Comp nobody NEW --- 2022-10-11
1497776 Backport configurable RTCP interval from upstream WebRTC.org Core WebRTC: Networking nobody NEW --- 2022-10-11
1511823 Store resolution in PresState even if we've never scrolled Core Layout nobody NEW --- 2022-10-11
1512893 User cannot override too-small @page{margin} in web pages Core Print Preview nobody NEW --- 2022-10-11
1512976 Use nsINetworkLinkService in mtransport instead of Services callbacks in JS Core WebRTC: Networking nobody NEW --- 2022-10-11
1513712 Assertion failure: aTextRun->GetFlags2() & nsTextFrameUtils::Flags::TEXT_IS_TRANSFORMED, at src/layout/generic/nsTextFrame.cpp:9624, under SVG-as-image Core Layout: Text and Fon nobody NEW --- 2022-10-11
1514269 [CSS Multicol] Firefox only web platform tests Core Layout: Columns nobody NEW --- 2022-10-11
1514367 [CSSOM View] Firefox only web platform test failures Core DOM: CSS Object Mode nobody NEW --- 2022-10-26
1514371 [CSSOM] Firefox only web platform test failures Core DOM: CSS Object Mode nobody NEW --- 2022-10-11
1516268 tinymce not working properly in 64 version, in 63 works fine Core Layout: Images, Vide nobody NEW --- 2022-10-11
1517254 Slow load and long delay before search field can be interacted with on https://scouts.org.uk Core CSS Parsing and Comp nobody NEW --- 2022-10-11
1517945 Firefox Desktop - SVG Image,<marquee> and setAttributeNS Crash (with infinite recursion in ProcessReflowCommands) Core Layout nobody NEW --- 2022-10-11
1519756 srcset is ignored in some cases Core Layout: Images, Vide nobody NEW --- 2022-10-11
1520729 jetbrains "upsource" file-view hangs the browser, when scrolled Core Layout nobody NEW --- 2022-10-11
1522196 InitOtherFamilyNamesRunnable can slow down first page load and take > 100ms Core Layout: Text and Fon nobody NEW --- 2022-10-11
1529496 UDPSocketChild::Bind() called on socket thread Core WebRTC: Networking nobody NEW --- 2022-10-11
1534128 Crash in [@ Gecko_AddRefAtom] Core CSS Parsing and Comp nobody NEW --- 2022-11-30
1544770 [meta] Add mDNS support to webrtc signaling Core WebRTC: Networking nobody NEW --- 2023-05-29
1549870 Clarify the threading model documentation and thread asserts in DataChannel Core WebRTC: Networking nobody NEW --- 2022-10-11
1553010 [meta] Audit the usage of nsLayoutUtils::GetCrossDocParentFrame in PresShell::ScrollFrameRectIntoView Core Layout nobody NEW --- 2022-10-11
1561671 Consider running stun address code on socket process Core WebRTC: Networking nobody NEW --- 2022-10-11
1569311 StunAddrsRequestParent and StunAddrsRequestChild are not freed until shutdown Core WebRTC: Networking nobody NEW --- 2022-10-11
1572143 Cannot see remote users in appear.in calls and see multiple 'Your network seems to be blocking the connection' wanrings Core WebRTC: Networking nobody NEW --- 2022-10-11
1572978 Intermittent browser/components/places/tests/browser/browser_views_liveupdate.js | application crashed [@ rust_begin_unwind] from nsCSSFrameConstructor::AddFrameConstructionItems after application terminated with exit code 1 Core CSS Parsing and Comp nobody NEW --- 2023-03-09
1582863 Fix FindTopLevelPresContext in GeometryUtils.cpp works as expected for Fission Core Layout nobody NEW --- 2021-07-15
1589505 Google Docs font menu position jumps when scrolling Core Layout: Scrolling an nobody NEW --- 2024-03-12
1596525 Assertion failure: data.mPrevLines == 0 (Shouldn't have prev lines), at /builds/worker/workspace/build/src/layout/generic/nsRubyBaseContainerFrame.cpp:146 Core Layout: Ruby nobody NEW --- 2022-10-11
1597483 Audit nsIDocShellTreeItem usage in ShowStatus in layout/mathml/nsMathMLmactionFrame.cpp Core Layout nobody NEW --- 2022-10-11
1601429 [meta] Priority fragmentation / printing bugs Core Layout nobody NEW --- Tue 20:31
1607081 SVG image with no intrisic size returns a naturalWidth of 0 Core DOM: CSS Object Mode nobody NEW --- 2022-10-11
1607497 Handle and test incomparable points in `AccessibleCaretManager::RestrictCaretDraggingOffsets` and `nsFrameSelection::*` when Selection across the Shadow DOM boundary is enabled Core Layout nobody NEW --- 2022-10-11
1607914 Blank video + no audio when from remote party who is using Safari Core WebRTC: Networking nobody NEW --- 2022-10-11
1613229 Conditional jump or move depends on uninitialised value [@ style::properties::shorthands::font_variant::parse_value] Core CSS Parsing and Comp nobody NEW --- 2022-10-11
1615908 Consider saving only one set of print settings (instead of per-printer settings) Core Printing: Setup nobody NEW --- 2022-10-11
1615910 [meta] Common printing issues that enterprise users complain about Core Printing: Output nobody NEW --- 2022-10-11
1619465 Run clip-path animations on the compositor Core CSS Transitions and nobody NEW --- 2020-06-24
1620374 Convert the thread 'DataChannel IO' to use the background thread pool Core WebRTC: Networking nobody NEW --- 2022-10-11
1620387 Convert the thread 'mtransport' to use the background thread pool Core WebRTC: Networking nobody NEW --- 2022-10-11
1625449 nsDOMDataChannel::Send can hang content processes Core WebRTC: Networking nobody NEW --- 2020-06-25
1640621 return BreakBefore reflow status in some cases when the first line doesn't fit Core Layout: Block and In nobody NEW --- 2022-08-01
1649163 TSan data race in sctp_timer_start Core WebRTC: Networking nobody NEW --- 2021-02-02
1651112 [meta] Expose printer specific information using nsIPrinterList and nsIPrinter to support the new printing UI Core Printing: Setup nobody NEW --- 2020-09-09
1652311 Webrtc: Firefox not displaying stream from Safari Core WebRTC: Networking nobody NEW --- 2020-09-29
1653618 ThreadSanitizer: data race in libusrsctp [@ sctp_handle_tick] vs [@ sctp_handle_sack] Core WebRTC: Networking nobody NEW --- 2023-01-06
1657380 CSS screen.height seems wrong Core Layout nobody NEW --- 2023-04-17
1657489 Zooming print preview in new print UI flickers, clamps at 100% Core Print Preview nobody NEW --- 2021-04-14
1657516 Enable CSS cross-fade() function by default for all channels Core CSS Parsing and Comp nobody NEW --- 2023-12-04
1658076 Add collation support to nsIPrintSettings Core Printing: Setup nobody NEW --- 2021-04-14
1658558 [ARM] Pages with various formats are not printed completely (several letters are arbitrarily missing) Core Printing: Output nobody NEW --- 2021-10-11
1659632 Add at least an automated test for bug 1659432 (Crash in [@ nsPrintJob::DoCommonPrint]) Core Print Preview nobody NEW --- 2024-02-27
1660997 Deduplicate out common code in nsPrintSettingsWin::InitWithInitializer and nsPrintSettingsWin::CopyFromNative Core Printing: Setup nobody NEW --- 2020-09-08
1661691 ctrl+wheel zoom on print preview is unreliable Core Print Preview nobody NEW --- 2021-07-27
1662367 print preview shouldn't reuse previously used page format for PDFs, initially always portrait used, even for landscape PDFs Core Print Preview nobody NEW --- 2021-04-14
1662534 Headers/footers don't appear when saving to PDF with margins set to None Core Print Preview nobody NEW --- 2021-04-14
1663672 Print preview is blurry with a certain configuration Core Print Preview nobody NEW --- 2021-04-14
1663702 Make nsFrameLoader::Print support cancellation and progress reporting Core Printing: Setup nobody NEW --- 2022-04-27
1663753 Add telemetry to measure the time platform printing code takes to create/update/scroll print/preview documents Core Printing: Setup nobody NEW --- 2021-04-14
1664860 The footer is cut off in Landscape mode when on paper on Windows 7 (with specific printers) Core Printing: Output nobody NEW --- 2021-07-23
1666937 Lazily add mDNS/Bonjour/Avahi printers to the print UI on CUPS platforms (missing printers) Core Printing: Setup nobody NEW --- 2022-07-18
1667260 Document exactly what settings the nsIPrintSettings returned by nsIPrinter.createDefaultSettings has set Core Printing: Setup nobody NEW --- 2021-04-14
1668125 Wrong default paper size for Brother MFC-L8690CDW series printer on macOS Core Printing: Setup nobody NEW --- 2021-04-14
1668474 Make `NSPR_LOG_MODULES=printing:5` useful Core Printing: Setup nobody NEW --- 2021-04-19
1668807 Headers and footers overlap the content in print preview with different paper size options Core Print Preview nobody NEW --- 2022-05-07
1668962 Consider filtering out/deprioritizing CUPS_PRINTER_REJECTING printers Core Printing: Setup nobody NEW --- 2021-04-19
1669198 Auto select of printer paper source, always defaults to tray 1 Core Printing: Setup nobody NEW --- 2022-09-06
1669385 Replace nsIPrintSettings.paperWidth/paperHeight/paperSizeUnit with a single setter Core Printing: Setup nobody NEW --- 2023-05-07
1670287 Elements not supported by Cairo appear in Print Preview despite not appearing in Print output Core Print Preview nobody NEW --- 2021-04-14
1670887 Print selection (context menu) images on some of the top sites are broken in print preview Core Printing: Output nobody NEW --- 2021-04-14
1672389 Can't print to receipt printer citizen ct-s310II since v82 Core Printing: Setup nobody NEW --- 2022-06-01
1678715 Very unresponsive content process, with a page using SMIL animations in the background Core SVG nobody NEW --- 2022-11-30
1680838 Page-margin and page-size settings still aren't reliably respected in test_printpreview.xhtml, on Windows, because we end up stomping on them in a call to `nsPrintSettingsWin::CopyFromNative` Core Print Preview nobody NEW --- 2022-06-10
1698141 mDNS ICE candidates breaks WebRTC-P2P connection between two computers on same private LAN Core WebRTC: Networking nobody NEW --- 2021-12-30
1699175 Consider blocking even more ports for TURN Core WebRTC: Networking nobody NEW --- 2021-03-17
1699812 Perma Android /svg/text/scripted/getsubstringlength-emoji-ligatures.html | SVGTextContentElement.getSubStringLength on Emoji with ligatures - assert_approx_equals: expected 340.75 +/- 1 but got 330.3458251953125 when Gecko 88 merges to Beta on 2021-03-22 Core SVG nobody NEW --- 2022-10-28
1708084 Assertion failure: i < aState.mAbsPosItems.Length(), at src/layout/generic/nsGridContainerFrame.cpp:8422 Core Layout: Grid nobody NEW --- 2022-10-18
1715625 Support SFrameTransform Core WebRTC: Networking nobody NEW --- 2023-07-20
1733382 mDNS seems to be unreliable in CI Core WebRTC: Networking nobody NEW --- 2023-04-12
1756464 [meta] Make text rendering code thread-safe, to allow use of Canvas2d text APIs in workers Core Layout: Text and Fon nobody NEW --- 2022-07-28
1779799 Combination of min-content, 1fr and column span creates broken layouts (CSS grid). Core Layout: Grid nobody NEW --- 2023-01-04
1805446 Implement RTCDtlsTransport.getRemoteCertificates() Core WebRTC: Networking nobody NEW --- 2022-12-16
1805447 Implement RTCDtlsTransport.onerror Core WebRTC: Networking nobody NEW --- 2022-12-13
1815198 [meta] Interop 2023 Scrolling Core Layout: Scrolling an nobody NEW --- 2023-12-21
1819934 sekii.gitlab.io - WebRTC connection never establishes if behind CGNAT Core WebRTC: Networking nobody NEW --- 2023-03-03
1837198 Startup Crash in [@ nsTArray_base<T>::Length | nsStyleAutoArray<T>::Length] Core CSS Parsing and Comp nobody NEW --- 2023-11-13
1838524 Unable to scroll the content in Firefox for this testcase, but can in Chrome and Safari Core Layout: Tables nobody NEW --- 2023-09-13
1848367 unexpected scrollbar and `Read more` appears for comments on youtube.com (Seems to be caused by `Meiryo` font) Core Layout: Text and Fon nobody NEW --- 2024-02-29
1853766 Print Preview shows blank pages for Google Docs, if you specify a large custom margin-top in print dialog Core Printing: Output nobody NEW --- 2023-12-13
1853773 [Needs Google fix] Print Preview shows extremely small content for Google Docs, if you do Ctrl+P too early Core Printing: Output nobody NEW --- 2023-12-07
1864737 Implement CSS margin-rule DOM API Core CSS Parsing and Comp nobody NEW --- 2023-12-04
1864738 Use CSS margin-rules for styling Core CSS Parsing and Comp nobody NEW --- 2023-11-14
1879292 CSS grids with variable number of columns don't work if max-width is specified in percent Core Layout nobody NEW --- 2024-02-25
1882046 CSSLoader OMT - optimize handling of SRI metadata in SheetLoadData::VerifySheetReadyToParse Core CSS Parsing and Comp nobody NEW --- 2024-02-26
1749022 mdns_service thread remains active in the parent process Core WebRTC: Networking padenot NEW --- 2022-08-02
1750732 Tweak paint suppression to be less aggressive on cold load Core Layout smaug NEW --- 2022-09-13
1118086 [e10s] There is a delay for about 1 seconds to display <select> drop-down list with 1600+ items Core Layout: Form Control dothayer ASSI --- 2024-02-12
1660905 Add nsIPrinter::CheckConnection to determine if a printer can be reached Core Printing: Setup emcdonough ASSI --- 2022-03-25
1662471 Pref `print.always_print_silent` sometimes silently does nothing Core Printing: Setup emilio ASSI --- 2023-04-27
1582775 Intermittent accessible/tests/browser/states/browser_deck_has_out_of_process_iframe.js | 65536 == 0 - got 65536, expected 0 (operator ==) Core Layout hikezoe.birchill ASSI --- 2022-10-11
1858557 Firefox garbage collects open non-referenced data channels Core WebRTC: Networking jib ASSI --- 2024-02-27
713627 Simplify SVG 'sizing' tests post bug 668163 Core SVG jwatt ASSI --- 2023-05-17
1140929 Have nsPrintJob not block on modal nested event loop for print settings Core Printing: Setup jwatt ASSI --- 2020-09-09
1558671 Remove nsIPrintSettings::printPageDelay and the print.print_page_delay pref Core Printing: Setup jwatt ASSI --- 2022-10-11
1559170 Permanently lock navigation in print preview docShells Core Printing: Setup jwatt ASSI --- 2022-10-11
1559171 The dispatch the 'beforeprint' and 'afterprint' events to the original document only Core Printing: Setup jwatt ASSI --- 2023-06-05
1847421 (OK)LCH implementation is not according to spec Core CSS Parsing and Comp tlouw ASSI --- 2024-01-06
1768308 Jank zooming/panning Google Maps due to not running refresh driver often enough Core Layout dshin REOP --- 2023-11-20
141901 IFrame Rendering Asynchronously Core Layout: Images, Vide nobody REOP --- 2022-10-10
431098 Impossible to clear file upload controls (fields) Core Layout: Form Control nobody REOP --- 2022-10-17
549114 Support column breaks part of CSS Fragmentation Module Level 3 Core Layout nobody REOP --- 2023-02-15
1349976 Crash near null [@ nsLineLayout::AttachFrameToBaseLineLayout] Core Layout: Text and Fon nobody REOP --- 2022-10-24
1597474 [meta] Fix uses of Fission-incompatible `nsDocumentViewer::CallChildren` method Core Layout nobody REOP --- 2021-06-14
1745446 Firefox 95.0 for Windows doesn't save Printer Page Orientation or query the Printer's Default Orientation Core Printing: Setup nobody REOP --- 2023-01-13
1740499 [fission] Page loads flickers and shows visible redraws (due to too-early paint unsuppression?) Core Layout smaug REOP --- 2023-10-17
201 bugs found.

File a new bug in the "Core" product