CVE-2022-26710
webkitgtk: Use-after-free leading to arbitrary code execution
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · July 5, 2022
Updated · November 21, 2025
Description
A use-after-free vulnerability was found in WebKitGTK. The flaw occurs when processing maliciously crafted HTML content in WebKit. This flaw allows a remote attacker to trick the victim into visiting a specially crafted website, triggering memory corruption and executing arbitrary code on the system.
Statement
Red Hat Enterprise Linux 6, 7, 8, and 9 are affected because the code-base is affected by this vulnerability.
Since Red Hat Enterprise Linux 6 and 7 are Out-of-Support-Scope for Low/Moderate flaws, the issue is not currently planned to be addressed in future updates for RHEL-6,7. Only Important and Critical severity flaws will be addressed at this time.
For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/ and Red Hat Enterprise Linux Life Cycle & Updates Policy: https://access.redhat.com/support/policy/updates/errata/.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-416 · Use After Free