[ GLSA 202107-46 ] mpv: Format string vulnerability

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Gentoo Linux Security Advisory                           GLSA 202107-46
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: mpv: Format string vulnerability
     Date: July 20, 2021
     Bugs: #780474
       ID: 202107-46

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Synopsis
========

A format string vulnerability was found in mpv, potentially resulting
in arbitrary code execution.

Background
==========

Video player based on MPlayer/mplayer2.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  media-video/mpv              < 0.33.1                  >= 0.33.1 

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

mpv uses untrusted input within format strings.

Impact
======

A remote attacker could entice a user to open a specially crafted m3u
playlist file using mpv, possibly resulting in execution of arbitrary
code with the privileges of the process or a Denial of Service
condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All mpv users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=media-video/mpv-0.33.1"

References
==========

[ 1 ] CVE-2021-30145
      https://nvd.nist.gov/vuln/detail/CVE-2021-30145

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

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

 https://security.gentoo.org/glsa/202107-46

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
[email protected] or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======

Copyright 2021 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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