Medium5.9Red Hat Linux

Medium [CVE-2026-78958] Uninitialized resource in Skia

This medium-severity Red Hat Linux advisory covers CVE-2026-78958 affecting Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8.

CVE-2026-78958 Published Aug 25, 2026Updated by vendor Aug 25, 2026

CVE-2026-78958

Affected products & platforms

Red Hat LinuxRed Hat Enterprise Linux

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Summary

Uninitialized resource in Skia in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to potentially obtain cross-origin data via a crafted HTML page. (Chromium security severity: Medium) Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.

Red Hat severity: Moderate — CVSS 5.9 (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N). Weakness: CWE-908.

Affected Red Hat products: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9. Red Hat does not currently list a fixing RHSA for this CVE.

Affected products named by the advisory: Red Hat package: firefox; Red Hat package: webkitgtk4; Red Hat package: webkit2gtk3.

Affected versions

< 152.0.7977.65

Official advisory · high-confidence parse· fetched 53 minutes ago·verify at source

Fixed versions

No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.

Official advisory · high-confidence parse· fetched 53 minutes ago·verify at source

Mitigation

The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.

Official advisory · high-confidence parse· fetched 53 minutes ago·verify at source

Discussion(0)

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