CVE-2023-2203

HIGH 8.8CVE-2023-2203 · Published 17/05/2023 · updated 17/06/2026

In short

CVE-2023-2203 is a HIGH (CVSS 8.8) vulnerability affecting webkit2gtk3 (webkitgtk).
Chance of exploitation in the next 30 days (EPSS): 0.93%, higher than 60.8% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
webkit2gtk3 webkitgtk	`= 2.38.5-1.el8= 2.38.5-1.el9`	No fix yet

Description

A flaw was found in the WebKitGTK package. An improper input validation issue may lead to a use-after-free vulnerability. This flaw allows attackers with network access to pass specially crafted web content files, causing a denial of service or arbitrary code execution. This CVE exists because of a CVE-2023-28205 security regression for the WebKitGTK package in Red Hat Enterprise Linux 8.8 and Red Hat Enterprise Linux 9.2.

References

access.redhat.com/errata/RHSA-2023:2653 · Third Party Advisory
access.redhat.com/errata/RHSA-2023:3108 · Third Party Advisory
access.redhat.com/security/cve/CVE-2023-2203 · Third Party Advisory
bugzilla.redhat.com/show_bug.cgi · Issue Tracking

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