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Gentoo Linux Security Advisory                           GLSA 202407-02
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: SDL_ttf: Arbitrary Memory Write
     Date: July 01, 2024
     Bugs: #843434
       ID: 202407-02

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Synopsis
========

A vulnerability has been discovered in SDL_ttf, which can lead to
arbitrary memory writes.

Background
==========

SDL_ttf is a wrapper around the FreeType and Harfbuzz libraries,
allowing you to use TrueType fonts to render text in SDL applications.

Affected packages
=================

Package              Vulnerable    Unaffected
-------------------  ------------  ------------
media-libs/sdl2-ttf  < 2.20.0      >= 2.20.0

Description
===========

A vulnerability has been discovered in SDL_ttf. Please review the CVE
identifier referenced below for details.

Impact
======

SDL_ttf was discovered to contain an arbitrary memory write via the
function TTF_RenderText_Solid(). This vulnerability is triggered via a
crafted TTF file.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All SDL_ttf users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=media-libs/sdl2-ttf-2.20.0"

References
==========

[ 1 ] CVE-2022-27470
      https://nvd.nist.gov/vuln/detail/CVE-2022-27470

Availability
============

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

 https://security.gentoo.org/glsa/202407-02

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 2024 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
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