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A Zutty security update has been released for Gentoo Linux.



GLSA 202209-25 : Zutty: Arbitrary Code Execution


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Gentoo Linux Security Advisory GLSA 202209-25
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  https://security.gentoo.org/
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Severity: Normal
Title: Zutty: Arbitrary Code Execution
Date: September 29, 2022
Bugs: #868495
ID: 202209-25

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Synopsis
=======
A vulnerability has been discovered in Zutty which could allow for
arbitrary code execution.

Background
=========
Zutty is an X terminal emulator rendering through OpenGL ES Compute
Shaders.

Affected packages
================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 x11-terms/zutty < 0.13 >= 0.13

Description
==========
Zutty does not correctly handle invalid DECRQSS commands, which can be
exploited to run arbitrary commands in the terminal.

Impact
=====
Untrusted text written to the Zutty terminal can achieve arbitrary code
execution.

Workaround
=========
There is no known workaround at this time.

Resolution
=========
All Zutty users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=x11-terms/zutty-0.13"

References
=========
[ 1 ] CVE-2022-41138
  https://nvd.nist.gov/vuln/detail/CVE-2022-41138

Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

  https://security.gentoo.org/glsa/202209-25

Concerns?
========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
  https://bugs.gentoo.org.

License
======
Copyright 2022 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

  https://creativecommons.org/licenses/by-sa/2.5