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[USN-8078-1] Zutty vulnerability

Posted on 06 March 2026
Ubuntu Security

==========================================================================Ubuntu Security Notice USN-8078-1
March 05, 2026

zutty vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 22.04 LTS

Summary:

Zutty could be made to execute arbitrary commands.

Software Description:
- zutty: X terminal emulator

Details:

Carter Sande discovered that Zutty did not correctly echo invalid input to
the console on DECRQSS. An attacker could possibly use this issue to
execute arbitrary commands.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 22.04 LTS
zutty 0.11.2.20220109.192032+dfsg1-1ubuntu0.1~esm1
Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-8078-1
CVE-2022-41138

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