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High USN-5378-2 1 CVE

xz-utils vulnerability

Published Apr 13, 2022 · Updated Apr 22, 2026

Summary

Cleemy Desu Wayo discovered that XZ Utils incorrectly handled certain
filenames. If a user or automated system were tricked into performing
xzgrep operations with specially crafted filenames, a remote attacker could
overwrite arbitrary files.

Fixed packages 2

ReleasePackageFixed in
Ubuntu · 18.04 LTS 18.04:LTS xz-utils 5.2.2-1.3ubuntu0.1
Ubuntu · 20.04 LTS 20.04:LTS xz-utils 5.2.4-1ubuntu1.1

Vulnerabilities 1

References

  • report
    https://ubuntu.com/security/CVE-2022-1271