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OpenAdvisories
Unscored USN-4942-1 1 CVE

firefox vulnerability

Published May 10, 2021 · Updated Apr 22, 2026

Summary

A race condition was discovered in Web Render Components. If a user were
tricked into opening a specially crafted website, an attacker could
potentially exploit this to execute arbitrary code.

Fixed packages 2

ReleasePackageFixed in
Ubuntu · 18.04 LTS 18.04:LTS firefox 88.0.1+build1-0ubuntu0.18.04.2
Ubuntu · 20.04 LTS 20.04:LTS firefox 88.0.1+build1-0ubuntu0.20.04.2

Vulnerabilities 1

References

  • report
    https://ubuntu.com/security/CVE-2021-29952