DEBIAN-CVE-2026-121083: Use After Free
Published Nov 3, 2026
·Updated
Use after free in Compositing in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
Affected Software
3 affected components
debian/chromium*
debian/chromium*
debian/chromium*
Event History
Nov 3, 2026
CVE Published
via OSV·09:17 PM
Data Sourced
via OSV·09:17 PM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
What must an attacker do to exploit this issue?
An attacker must induce a user to load a crafted HTML page. Exploitation is remote and requires no attacker privileges, but it requires user interaction.
2
What is the expected impact if exploitation succeeds?
A successful exploit can execute arbitrary code inside the Chromium sandbox. The stated impact includes high confidentiality, integrity, and availability effects.
3
Which Debian software is identified as affected?
The affected software identified in the available data is Debian's chromium package.