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Advisory severityHigh8.8Red Hat Linux

High [CVE-2026-15767] Heap buffer overflow in libyuv

This high-severity Red Hat Linux advisory covers CVE-2026-15767 affecting Red Hat Hardened Images.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-15767 Source published Source updated

VulniPulse record published Record updated

CVE-2026-15767
Affected products & platforms
Red Hat LinuxUnclassified
Open source advisory

Summary

Heap buffer overflow in libyuv in Google Chrome on Windows prior to 150.0.7871.125 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted video file. (Chromium security severity: High) A heap buffer overflow flaw was found in the libyuv component of the Chromium browser.

Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Important — CVSS 8.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).

Weakness: CWE-787. Affected Red Hat products: Red Hat Hardened Images.

Red Hat fixing advisory: RHSA-2026:42081, RHSA-2026:61384.

Is CVE-2026-15767 exploited?

No exploitation is reported in the sources VulniPulse tracks: CVE-2026-15767 is not in the CISA KEV catalog (checked ) and this advisory does not report exploitation. That is not proof the vulnerability cannot be exploited.

How do I fix CVE-2026-15767?

Upgrade to a fixed release named by Red Hat:

  • libyuv-main-0-0.63.20260714gitafff0cf.1.hum1
  • libyuv-main-0-0.63.20260714gitafff0cf.2.hum1
  • RHSA-2026:42081
  • RHSA-2026:61384

Confirm against the vendor advisory before you patch.

Affected versions
  • < 150.0.7871.125

Official advisory · high-confidence parse· fetched 1 day ago·verify at source

Fixed versions
  • libyuv-main-0-0.63.20260714gitafff0cf.1.hum1
  • libyuv-main-0-0.63.20260714gitafff0cf.2.hum1
  • RHSA-2026:42081
  • RHSA-2026:61384

Official advisory · high-confidence parse· fetched 1 day ago·verify at source

Mitigation

Upgrade to a fixed release: libyuv-main-0-0.63.20260714gitafff0cf.1.hum1, libyuv-main-0-0.63.20260714gitafff0cf.2.hum1, RHSA-2026:42081, RHSA-2026:61384. That is the remediation for this advisory.

The vendor advisory may list interim mitigations or workarounds not captured here. Review it before change work.

Official advisory · high-confidence parse· fetched 1 day ago·verify at source

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