CVE-2023-41993

webkit2gtk: The issue was addressed with improved checks

CVE-2023-41993 is fixed in 20 products on 1 platform, first by RHSA-2023:4202, released July 18, 2023. It is being exploited: CISA added it to the Known Exploited Vulnerabilities catalog on September 25, 2023. Patch Radar priority: Patch now.

Patch nowCISA KEV
CVSS
9.8
high
Exploitation
Exploited
Listed by CISA
CISA KEV
Sep 25, 2023
Federal due date Oct 16, 2023
EPSS
0.2371
97th percentile

The issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited against versions of iOS before iOS 16.7.

Where it's fixed

ProductFixed inFixReleased
Linux
gir1.2-javascriptcoregtk-4.0 · Ubuntu 22.04.1 LTS (jammy) 2.42.1-0ubuntu0.22.04.1 gir1.2-javascriptcoregtk-4.0 2.42.1-0ubuntu0.22.04.1 Nov 5, 2025
gir1.2-javascriptcoregtk-4.1 · Ubuntu 22.04.1 LTS (jammy) 2.42.1-0ubuntu0.22.04.1 gir1.2-javascriptcoregtk-4.1 2.42.1-0ubuntu0.22.04.1 Nov 5, 2025
gir1.2-javascriptcoregtk-6.0 · Ubuntu 22.04.1 LTS (jammy) 2.42.1-0ubuntu0.22.04.1 gir1.2-javascriptcoregtk-6.0 2.42.1-0ubuntu0.22.04.1 Nov 5, 2025
gir1.2-webkit-6.0 · Ubuntu 22.04.1 LTS (jammy) 2.42.1-0ubuntu0.22.04.1 gir1.2-webkit-6.0 2.42.1-0ubuntu0.22.04.1 Nov 5, 2025
gir1.2-webkit2-4.0 · Ubuntu 22.04.1 LTS (jammy) 2.42.1-0ubuntu0.22.04.1 gir1.2-webkit2-4.0 2.42.1-0ubuntu0.22.04.1 Nov 5, 2025
gir1.2-webkit2-4.1 · Ubuntu 22.04.1 LTS (jammy) 2.42.1-0ubuntu0.22.04.1 gir1.2-webkit2-4.1 2.42.1-0ubuntu0.22.04.1 Nov 5, 2025
libjavascriptcoregtk-4.0-18 · Ubuntu 22.04.1 LTS (jammy) 2.42.1-0ubuntu0.22.04.1 libjavascriptcoregtk-4.0-18 2.42.1-0ubuntu0.22.04.1 Nov 5, 2025
libjavascriptcoregtk-4.0-bin · Ubuntu 22.04.1 LTS (jammy) 2.42.1-0ubuntu0.22.04.1 libjavascriptcoregtk-4.0-bin 2.42.1-0ubuntu0.22.04.1 Nov 5, 2025
libjavascriptcoregtk-4.1-0 · Ubuntu 22.04.1 LTS (jammy) 2.42.1-0ubuntu0.22.04.1 libjavascriptcoregtk-4.1-0 2.42.1-0ubuntu0.22.04.1 Nov 5, 2025
libjavascriptcoregtk-6.0-1 · Ubuntu 22.04.1 LTS (jammy) 2.42.1-0ubuntu0.22.04.1 libjavascriptcoregtk-6.0-1 2.42.1-0ubuntu0.22.04.1 Nov 5, 2025
libwebkit2gtk-4.0-37 · Ubuntu 22.04.1 LTS (jammy) 2.42.1-0ubuntu0.22.04.1 libwebkit2gtk-4.0-37 2.42.1-0ubuntu0.22.04.1 Nov 5, 2025
libwebkit2gtk-4.1-0 · Ubuntu 22.04.1 LTS (jammy) 2.42.1-0ubuntu0.22.04.1 libwebkit2gtk-4.1-0 2.42.1-0ubuntu0.22.04.1 Nov 5, 2025
libwebkitgtk-6.0-4 · Ubuntu 22.04.1 LTS (jammy) 2.42.1-0ubuntu0.22.04.1 libwebkitgtk-6.0-4 2.42.1-0ubuntu0.22.04.1 Nov 5, 2025
webkit2gtk · Debian 12.15 (bookworm) 2.42.1-1~deb12u1 DEBIAN-CVE-2023-41993 Sep 21, 2023
webkit2gtk · Debian 13.5 (trixie) 2.42.1-1 DEBIAN-CVE-2023-41993 Sep 21, 2023
webkit2gtk · Debian 14 2.42.1-1 DEBIAN-CVE-2023-41993 Sep 21, 2023
webkit2gtk-driver · Ubuntu 22.04.1 LTS (jammy) 2.42.1-0ubuntu0.22.04.1 webkit2gtk-driver 2.42.1-0ubuntu0.22.04.1 Nov 5, 2025
webkit2gtk3 · RHEL 8 0:2.38.5-1.el8_8.5 RHSA-2023:4202 Jul 18, 2023
webkit2gtk3 · RHEL 9 0:2.38.5-1.el9_2.3 RHSA-2023:4201 Jul 18, 2023
webkit2gtk3-devel · RHEL 8 0:2.38.5-1.el8_8.5 RHSA-2023:4202 Jul 18, 2023
webkit2gtk3-devel · RHEL 9 0:2.38.5-1.el9_2.3 RHSA-2023:4201 Jul 18, 2023
webkit2gtk3-jsc · RHEL 8 0:2.38.5-1.el8_8.5 RHSA-2023:4202 Jul 18, 2023
webkit2gtk3-jsc · RHEL 9 0:2.38.5-1.el9_2.3 RHSA-2023:4201 Jul 18, 2023
webkit2gtk3-jsc-devel · RHEL 8 0:2.38.5-1.el8_8.5 RHSA-2023:4202 Jul 18, 2023
webkit2gtk3-jsc-devel · RHEL 9 0:2.38.5-1.el9_2.3 RHSA-2023:4201 Jul 18, 2023
wpewebkit · Debian 13.5 (trixie) 2.42.1-1 DEBIAN-CVE-2023-41993 Sep 21, 2023
wpewebkit · Debian 14 2.42.1-1 DEBIAN-CVE-2023-41993 Sep 21, 2023

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