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Unscored USN-8991-1 1 CVE

rxvt-unicode vulnerability

Published Nov 3, 2026 · Updated Nov 4, 2026

Summary

It was discovered that rxvt-unicode incorrectly handled certain escape
sequences. An attacker could possibly use this issue to execute arbitrary
code if a user displayed specially crafted text in the terminal.

Fixed packages 3

ReleasePackageFixed in
Ubuntu · Pro 16.04 LTS Pro:16.04:LTS rxvt-unicode 9.21-1ubuntu0.1~esm1
Ubuntu · Pro 18.04 LTS Pro:18.04:LTS rxvt-unicode 9.22-3ubuntu0.1~esm1
Ubuntu · Pro 20.04 LTS Pro:20.04:LTS rxvt-unicode 9.22-6ubuntu0.1~esm1

Vulnerabilities 1

References

  • report
    https://ubuntu.com/security/CVE-2021-33477