This update for webkit2gtk3 to version 2.20.3 fixes the issues:
The following security vulnerabilities were addressed:
- CVE-2018-12911: Fixed an off-by-one error in xdg_mime_get_simple_globs (boo#1101999) - CVE-2017-13884: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1075775). - CVE-2017-13885: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1075775). - CVE-2017-7153: An unspecified issue allowed remote attackers to spoof user-interface information (about whether the entire content is derived from a valid TLS session) via a crafted web site that sends a 401 Unauthorized redirect (bsc#1077535). - CVE-2017-7160: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1075775). - CVE-2017-7161: An unspecified issue allowed remote attackers to execute arbitrary code via special characters that trigger command injection (bsc#1075775, bsc#1077535). - CVE-2017-7165: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1075775). - CVE-2018-4088: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1075775). - CVE-2018-4096: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1075775). - CVE-2018-4200: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site that triggers a WebCore::jsElementScrollHeightGetter use-after-free (bsc#1092280). - CVE-2018-4204: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1092279). - CVE-2018-4101: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1088182). - CVE-2018-4113: An issue in the JavaScriptCore function in the 'WebKit' component allowed attackers to trigger an assertion failure by leveraging improper array indexing (bsc#1088182) - CVE-2018-4114: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1088182) - CVE-2018-4117: An unspecified issue allowed remote attackers to bypass the Same Origin Policy and obtain sensitive information via a crafted web site (bsc#1088182, bsc#1102530). - CVE-2018-4118: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1088182) - CVE-2018-4119: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1088182) - CVE-2018-4120: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1088182). - CVE-2018-4121: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1092278). - CVE-2018-4122: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1088182). - CVE-2018-4125: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1088182). - CVE-2018-4127: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1088182). - CVE-2018-4128: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1088182). - CVE-2018-4129: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1088182). - CVE-2018-4146: An unspecified issue allowed attackers to cause a denial of service (memory corruption) via a crafted web site (bsc#1088182). - CVE-2018-4161: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1088182). - CVE-2018-4162: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1088182). - CVE-2018-4163: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1088182). - CVE-2018-4165: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1088182). - CVE-2018-4190: An unspecified issue allowed remote attackers to obtain sensitive credential information that is transmitted during a CSS mask-image fetch (bsc#1097693) - CVE-2018-4199: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (buffer overflow and application crash) via a crafted web site (bsc#1097693) - CVE-2018-4218: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site that triggers an @generatorState use-after-free (bsc#1097693) - CVE-2018-4222: An unspecified issue allowed remote attackers to execute arbitrary code via a crafted web site that leverages a getWasmBufferFromValue out-of-bounds read during WebAssembly compilation (bsc#1097693) - CVE-2018-4232: An unspecified issue allowed remote attackers to overwrite cookies via a crafted web site (bsc#1097693) - CVE-2018-4233: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site (bsc#1097693) - CVE-2018-4246: An unspecified issue allowed remote attackers to execute arbitrary code via a crafted web site that leverages type confusion (bsc#1104169) - CVE-2018-11646: webkitFaviconDatabaseSetIconForPageURL and webkitFaviconDatabaseSetIconURLForPageURL mishandled an unset pageURL, leading to an application crash (bsc#1095611) - CVE-2018-4133: A Safari cross-site scripting (XSS) vulnerability allowed remote attackers to inject arbitrary web script or HTML via a crafted URL (bsc#1088182). - CVE-2018-11713: The libsoup network backend of WebKit unexpectedly failed to use system proxy settings for WebSocket connections. As a result, users could be deanonymized by crafted web sites via a WebSocket connection (bsc#1096060). - CVE-2018-11712: The libsoup network backend of WebKit failed to perform TLS certificate verification for WebSocket connections (bsc#1096061).
This update for webkit2gtk3 fixes the following issues:
- Fixed a crash when atk_object_ref_state_set is called on an AtkObject that's being destroyed (bsc#1088932). - Fixed crash when using Wayland with QXL/virtio (bsc#1079512) - Disable Gigacage if mmap fails to allocate in Linux. - Add user agent quirk for paypal website. - Properly detect compiler flags, needed libs, and fallbacks for usage of 64-bit atomic operations. - Fix a network process crash when trying to get cookies of about:blank page. - Fix UI process crash when closing the window under Wayland. - Fix several crashes and rendering issues. - Do TLS error checking on GTlsConnection::accept-certificate to finish the load earlier in case of errors. - Properly close the connection to the nested wayland compositor in the Web Process. - Avoid painting backing stores for zero-opacity layers. - Fix downloads started by context menu failing in some websites due to missing user agent HTTP header. - Fix video unpause when GStreamerGL is disabled. - Fix several GObject introspection annotations. - Update user agent quiks to fix Outlook.com and Chase.com. - Fix several crashes and rendering issues. - Improve error message when Gigacage cannot allocate virtual memory. - Add missing WebKitWebProcessEnumTypes.h to webkit-web-extension.h. - Improve web process memory monitor thresholds. - Fix a web process crash when the web view is created and destroyed quickly. - Fix a network process crash when load is cancelled while searching for stored HTTP auth credentials. - Fix the build when ENABLE_VIDEO, ENABLE_WEB_AUDIO and ENABLE_XSLT are disabled. - New API to retrieve and delete cookies with WebKitCookieManager. - New web process API to detect when form is submitted via JavaScript. - Several improvements and fixes in the touch/gestures support. - Support for the “system” CSS font family. - Complex text rendering improvements and fixes. - More complete and spec compliant WebDriver implementation. - Ensure DNS prefetching cannot be re-enabled if disabled by settings. - Fix seek sometimes not working. - Fix rendering of emojis that were using the wrong scale factor in some cases. - Fix rendering of combining enclosed keycap. - Fix rendering scale of some layers in HiDPI. - Fix a crash in Wayland when closing the web view. - Fix crashes upower crashes when running inside a chroot or on systems with broken dbus/upower. - Fix memory leaks in GStreamer media backend when using GStreamer 1.14. - Fix several crashes and rendering issues. - Add ENABLE_ADDRESS_SANITIZER to make it easier to build with asan support. - Fix a crash a under Wayland when using mesa software rasterization. - Make fullscreen video work again. - Fix handling of missing GStreamer elements. - Fix rendering when webm video is played twice. - Fix kinetic scrolling sometimes jumping around. - Fix build with ICU configured without collation support. - WebSockets use system proxy settings now (requires libsoup 2.61.90). - Show the context menu on long-press gesture. - Add support for Shift + mouse scroll to scroll horizontally. - Fix zoom gesture to actually zoom instead of changing the page scale. - Implement support for Graphics ARIA roles. - Make sleep inhibitors work under Flatpak. - Add get element CSS value command to WebDriver. - Fix a crash aftter a swipe gesture. - Fix several crashes and rendering issues. - Fix crashes due to duplicated symbols in libjavascriptcoregtk and libwebkit2gtk. - Fix parsing of timeout values in WebDriver. - Implement get timeouts command in WebDriver. - Fix deadlock in GStreamer video sink during shutdown when accelerated compositing is disabled. - Fix several crashes and rendering issues. - Add web process API to detect when form is submitted via JavaScript. - Add new API to replace webkit_form_submission_request_get_text_fields() that is now deprecated. - Add WebKitWebView::web-process-terminated signal and deprecate web-process-crashed. - Fix rendering issues when editing text areas. - Use FastMalloc based GstAllocator for GStreamer. - Fix web process crash at startup in bmalloc. - Fix several memory leaks in GStreamer media backend. - WebKitWebDriver process no longer links to libjavascriptcoregtk. - Fix several crashes and rendering issues. - Add new API to add, retrieve and delete cookies via WebKitCookieManager. - Add functions to WebSettings to convert font sizes between points and pixels. - Ensure cookie operations take effect when they happen before a web process has been spawned. - Automatically adjust font size when GtkSettings:gtk-xft-dpi changes. - Add initial resource load statistics support. - Add API to expose availability of certain editing commands in WebKitEditorState. - Add API to query whether a WebKitNavigationAction is a redirect or not. - Improve complex text rendering. - Add support for the 'system' CSS font family. - Disable USE_GSTREAMER_GL
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