CVE-2019-8846

A use after free issue was addressed with improved memory management. This issue is fixed in tvOS 13.3, iCloud for Windows 10.9, iOS 13.3 and iPadOS 13.3, Safari 13.0.4, iTunes 12.10.3 for Windows, iCloud for Windows 7.16. Processing maliciously crafted web content may lead to arbitrary code execution.

GNOME is the default desktop environment of Rocky Linux.

The following packages have been upgraded to a later upstream version: gnome-remote-desktop (0.1.8), pipewire (0.3.6), vte291 (0.52.4), webkit2gtk3 (2.28.4), xdg-desktop-portal (1.6.0), xdg-desktop-portal-gtk (1.6.0). (BZ#1775345, BZ#1779691, BZ#1817143, BZ#1832347, BZ#1837406)

Security Fix(es):

• webkitgtk: Multiple security issues (CVE-2019-8625, CVE-2019-8710, CVE-2019-8720, CVE-2019-8743, CVE-2019-8764, CVE-2019-8766, CVE-2019-8769, CVE-2019-8771, CVE-2019-8782, CVE-2019-8783, CVE-2019-8808, CVE-2019-8811, CVE-2019-8812, CVE-2019-8813, CVE-2019-8814, CVE-2019-8815, CVE-2019-8816, CVE-2019-8819, CVE-2019-8820, CVE-2019-8823, CVE-2019-8835, CVE-2019-8844, CVE-2019-8846, CVE-2020-3862, CVE-2020-3864, CVE-2020-3865, CVE-2020-3867, CVE-2020-3868, CVE-2020-3885, CVE-2020-3894, CVE-2020-3895, CVE-2020-3897, CVE-2020-3899, CVE-2020-3900, CVE-2020-3901, CVE-2020-3902, CVE-2020-9802, CVE-2020-9803, CVE-2020-9805, CVE-2020-9806, CVE-2020-9807, CVE-2020-9843, CVE-2020-9850, CVE-2020-9862, CVE-2020-9893, CVE-2020-9894, CVE-2020-9895, CVE-2020-9915, CVE-2020-9925, CVE-2020-10018, CVE-2020-11793)

• gnome-settings-daemon: Rocky Enterprise Software Foundation Customer Portal password logged and passed as command line argument when user registers through GNOME control center (CVE-2020-14391)

• LibRaw: lack of thumbnail size range check can lead to buffer overflow (CVE-2020-15503)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Rocky Linux 8.3 Release Notes linked from the References section.

A use after free issue was addressed with improved memory management. This issue is fixed in tvOS 13.3, iCloud for Windows 10.9, iOS 13.3 and iPadOS 13.3, Safari 13.0.4, iTunes 12.10.3 for Windows, iCloud for Windows 7.16. Processing maliciously crafted web content may lead to arbitrary code execution.

GNOME is the default desktop environment of AlmaLinux.

The following packages have been upgraded to a later upstream version: gnome-remote-desktop (0.1.8), pipewire (0.3.6), vte291 (0.52.4), webkit2gtk3 (2.28.4), xdg-desktop-portal (1.6.0), xdg-desktop-portal-gtk (1.6.0). (BZ#1775345, BZ#1779691, BZ#1817143, BZ#1832347, BZ#1837406)

Security Fix(es):

• webkitgtk: Multiple security issues (CVE-2019-8625, CVE-2019-8710, CVE-2019-8720, CVE-2019-8743, CVE-2019-8764, CVE-2019-8766, CVE-2019-8769, CVE-2019-8771, CVE-2019-8782, CVE-2019-8783, CVE-2019-8808, CVE-2019-8811, CVE-2019-8812, CVE-2019-8813, CVE-2019-8814, CVE-2019-8815, CVE-2019-8816, CVE-2019-8819, CVE-2019-8820, CVE-2019-8823, CVE-2019-8835, CVE-2019-8844, CVE-2019-8846, CVE-2020-3862, CVE-2020-3864, CVE-2020-3865, CVE-2020-3867, CVE-2020-3868, CVE-2020-3885, CVE-2020-3894, CVE-2020-3895, CVE-2020-3897, CVE-2020-3899, CVE-2020-3900, CVE-2020-3901, CVE-2020-3902, CVE-2020-9802, CVE-2020-9803, CVE-2020-9805, CVE-2020-9806, CVE-2020-9807, CVE-2020-9843, CVE-2020-9850, CVE-2020-9862, CVE-2020-9893, CVE-2020-9894, CVE-2020-9895, CVE-2020-9915, CVE-2020-9925, CVE-2020-10018, CVE-2020-11793)

• gnome-settings-daemon: AlmaLinux Customer Portal password logged and passed as command line argument when user registers through GNOME control center (CVE-2020-14391)

• LibRaw: lack of thumbnail size range check can lead to buffer overflow (CVE-2020-15503)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

Updated webkit2 packages fix security vulnerabilities:

Processing maliciously crafted web content may lead to arbitrary code execution (CVE-2019-8835, CVE-2019-8844, CVE-2019-8846).

For other fixes in this update, see the referenced release notes.

This update for webkit2gtk3 to version 2.26.4 fixes the following issues:

Security issues fixed:

• CVE-2019-8835: Fixed multiple memory corruption issues (bsc#1161719).
• CVE-2019-8844: Fixed multiple memory corruption issues (bsc#1161719).
• CVE-2019-8846: Fixed a use-after-free issue (bsc#1161719).
• CVE-2020-3862: Fixed a memory handling issue (bsc#1163809).
• CVE-2020-3864: Fixed a logic issue in the DOM object context handling (bsc#1163809).
• CVE-2020-3865: Fixed a logic issue in the DOM object context handling (bsc#1163809).
• CVE-2020-3867: Fixed an XSS issue (bsc#1163809).
• CVE-2020-3868: Fixed multiple memory corruption issues that could have lead to arbitrary code execution (bsc#1163809).

Non-security issues fixed:

• Fixed issues while trying to play a video on NextCloud.
• Fixed vertical alignment of text containing arabic diacritics.
• Fixed build with icu 65.1.
• Fixed page loading errors with websites using HSTS.
• Fixed web process crash when displaying a KaTeX formula.
• Fixed several crashes and rendering issues.
• Switched to a single web process for Evolution and geary (bsc#1159329 glgo#GNOME/evolution#587).

This update was imported from the SUSE:SLE-15:Update update project.

This update for webkit2gtk3 to version 2.26.4 fixes the following issues:

Security issues fixed:

• CVE-2019-8835: Fixed multiple memory corruption issues (bsc#1161719).
• CVE-2019-8844: Fixed multiple memory corruption issues (bsc#1161719).
• CVE-2019-8846: Fixed a use-after-free issue (bsc#1161719).
• CVE-2020-3862: Fixed a memory handling issue (bsc#1163809).
• CVE-2020-3864: Fixed a logic issue in the DOM object context handling (bsc#1163809).
• CVE-2020-3865: Fixed a logic issue in the DOM object context handling (bsc#1163809).
• CVE-2020-3867: Fixed an XSS issue (bsc#1163809).
• CVE-2020-3868: Fixed multiple memory corruption issues that could have lead to arbitrary code execution (bsc#1163809).

Non-security issues fixed:

• Fixed issues while trying to play a video on NextCloud.
• Fixed vertical alignment of text containing arabic diacritics.
• Fixed build with icu 65.1.
• Fixed page loading errors with websites using HSTS.
• Fixed web process crash when displaying a KaTeX formula.
• Fixed several crashes and rendering issues.
• Switched to a single web process for Evolution and geary (bsc#1159329 glgo#GNOME/evolution#587).

This update for webkit2gtk3 to version 2.28.1 fixes the following issues:

Security issues fixed:

• CVE-2020-10018: Fixed a denial of service because the m_deferredFocusedNodeChange data structure was mishandled (bsc#1165528).
• CVE-2020-11793: Fixed a potential arbitrary code execution caused by a use-after-free vulnerability (bsc#1169658).
• CVE-2019-8835: Fixed multiple memory corruption issues (bsc#1161719).
• CVE-2019-8844: Fixed multiple memory corruption issues (bsc#1161719).
• CVE-2019-8846: Fixed a use-after-free issue (bsc#1161719).
• CVE-2020-3862: Fixed a memory handling issue (bsc#1163809).
• CVE-2020-3867: Fixed an XSS issue (bsc#1163809).
• CVE-2020-3868: Fixed multiple memory corruption issues that could have lead to arbitrary code execution (bsc#1163809).
• CVE-2020-3864,CVE-2020-3865: Fixed logic issues in the DOM object context handling (bsc#1163809).

Non-security issues fixed:

• Add API to enable Process Swap on (Cross-site) Navigation.
• Add user messages API for the communication with the web extension.
• Add support for same-site cookies.
• Service workers are enabled by default.
• Add support for Pointer Lock API.
• Add flatpak sandbox support.
• Make ondemand hardware acceleration policy never leave accelerated compositing mode.
• Always use a light theme for rendering form controls.
• Add about:gpu to show information about the graphics stack.
• Fixed issues while trying to play a video on NextCloud.
• Fixed vertical alignment of text containing arabic diacritics.
• Fixed build with icu 65.1.
• Fixed page loading errors with websites using HSTS.
• Fixed web process crash when displaying a KaTeX formula.
• Fixed several crashes and rendering issues.
• Switched to a single web process for Evolution and geary (bsc#1159329).

A large number of security issues were discovered in the WebKitGTK+ Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service attacks, and arbitrary code execution.