High [CVE-2026-19171] Sandbox escape via use-after-free in Media component
This high-severity Red Hat Linux advisory covers CVE-2026-19171.
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Summary
Use after free in Media in Google Chrome on Windows prior to 151.0.7922.109 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High) A flaw was found in chromium-browser. Exploitation can occur by enticing a user to visit a specially crafted HTML page.
An Important use-after-free vulnerability in the Chromium Media component can lead to a sandbox escape. This affects Chromium as distributed in Red Hat community projects.
Red Hat severity: Important — CVSS 8.3 (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H). Weakness: CWE-825.
- < 151.0.7922.109
Official advisory · high-confidence parse· fetched 2 hours 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 2 hours 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 2 hours ago·verify at source
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