ALSA-2026:95194: Important: webkit2gtk3 security update

Q: Which installed packages should be checked for exposure?

Check for the listed AlmaLinux packages: webkit2gtk3, webkit2gtk3-devel, webkit2gtk3-jsc, and webkit2gtk3-jsc-devel. The advisory data does not identify affected package versions.

Q: What vulnerability classes are addressed by this update?

The update addresses issues categorized as input validation flaws, integer overflows, and use-after-free vulnerabilities. The listed fixes also include cross-origin information disclosure, uninitialized-resource, out-of-bounds read, and memory-corruption issues in Skia.

Q: Does the available advisory data say whether default installations are affected or provide temporary mitigations?

No. The provided data does not state whether a default configuration is affected and does not provide mitigations for systems that cannot yet apply the update.

Published Nov 4, 2026

Updated

WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform.

Security Fix(es):

chromium-browser: skia: chromium-browser: skia: Use after free in Skia (CVE-2026-85049) chromium-browser: skia: Skia: Cross-origin data disclosure via use-after-free vulnerability (CVE-2026-91747) chromium-browser: skia: Skia in chromium-browser: Information disclosure via improper state validation (CVE-2026-91733) chromium-browser: skia: Google Chrome: Cross-origin data disclosure due to uninitialized resource in Skia (CVE-2026-91740) chromium-browser: skia: Google Chrome Skia: Cross-origin data disclosure via improper state validation (CVE-2026-93387) chromium-browser: skia: chromium-browser: Uninitialized resource in Skia (CVE-2026-102325) chromium-browser: skia: Integer overflow in Skia (CVE-2026-103629) chromium-browser: skia: Uninitialized resource in Skia (CVE-2026-106379) chromium-browser: skia: Out of bounds read in Skia (CVE-2026-106399) chromium-browser: skia: Memory corruption in Skia (CVE-2026-113106) chromium-browser: skia: Improper input validation in Skia (CVE-2026-118348) chromium-browser: skia: Memory corruption in Skia (CVE-2026-118351) chromium-browser: skia: Memory corruption in Skia (CVE-2026-118340) chromium-browser: skia: Improper input validation in Skia (CVE-2026-118354) chromium-browser: skia: Memory corruption in Skia (CVE-2026-118319) chromium-browser: skia: Use after free in Skia (CVE-2026-119271) chromium-browser: skia: Improper input validation in Skia (CVE-2026-119261)

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.

Affected Software

4 affected componentsFixes available

almalinux/webkit2gtk3<2.54.2-0.el9_8.2

2.54.2-0.el9_8.2

almalinux/webkit2gtk3-devel<2.54.2-0.el9_8.2

2.54.2-0.el9_8.2

almalinux/webkit2gtk3-jsc<2.54.2-0.el9_8.2

2.54.2-0.el9_8.2

almalinux/webkit2gtk3-jsc-devel<2.54.2-0.el9_8.2

2.54.2-0.el9_8.2

Remediation

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade almalinux/webkit2gtk3 to a version that resolves this vulnerability.
Fixed in 2.54.2-0.el9_8.2
Upgrade
Upgrade almalinux/webkit2gtk3-devel to a version that resolves this vulnerability.
Fixed in 2.54.2-0.el9_8.2
Upgrade
Upgrade almalinux/webkit2gtk3-jsc to a version that resolves this vulnerability.
Fixed in 2.54.2-0.el9_8.2
Upgrade
Upgrade almalinux/webkit2gtk3-jsc-devel to a version that resolves this vulnerability.
Fixed in 2.54.2-0.el9_8.2

Event History

Nov 4, 2026

Advisory Published

via OSV·12:00 AM

Data Sourced

via OSV·12:00 AM

DescriptionAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

Which installed packages should be checked for exposure?

Check for the listed AlmaLinux packages: webkit2gtk3, webkit2gtk3-devel, webkit2gtk3-jsc, and webkit2gtk3-jsc-devel. The advisory data does not identify affected package versions.

What vulnerability classes are addressed by this update?

The update addresses issues categorized as input validation flaws, integer overflows, and use-after-free vulnerabilities. The listed fixes also include cross-origin information disclosure, uninitialized-resource, out-of-bounds read, and memory-corruption issues in Skia.

Does the available advisory data say whether default installations are affected or provide temporary mitigations?

No. The provided data does not state whether a default configuration is affected and does not provide mitigations for systems that cannot yet apply the update.

ALSA-2026:95194: Important: webkit2gtk3 security update

Affected Software

Remediation

Event History

Child vulnerabilities

Frequently Asked Questions

Which installed packages should be checked for exposure?

What vulnerability classes are addressed by this update?

Does the available advisory data say whether default installations are affected or provide temporary mitigations?

Company

Resources

Contact

Frequently Asked Questions

Which installed packages should be checked for exposure?

What vulnerability classes are addressed by this update?

Does the available advisory data say whether default installations are affected or provide temporary mitigations?