Out-of-bounds Read Affecting webkit2gtk3-jsc package, versions <0:2.54.0-1.el8_10


Severity

Recommended
critical

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.39% (31st percentile)

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  • Snyk IDSNYK-RHEL8-WEBKIT2GTK3JSC-20161451
  • published27 Sept 2026
  • disclosed25 Aug 2026

Introduced: 25 Aug 2026

CVE-2026-79270  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade RHEL:8 webkit2gtk3-jsc to version 0:2.54.0-1.el8_10 or higher.
This issue was patched in RHSA-2026:74084.

NVD Description

Note: Versions mentioned in the description apply only to the upstream webkit2gtk3-jsc package and not the webkit2gtk3-jsc package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

Uninitialized resource in ANGLE in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to read memory outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

CVSS Base Scores

version 3.1