[ GLSA 202409-06 ] file: Stack Buffer Overread

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Gentoo Linux Security Advisory                           GLSA 202409-06
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: file: Stack Buffer Overread
     Date: September 22, 2024
     Bugs: #918554
       ID: 202409-06

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Synopsis
========

A vulnerability has been discovered in file, which could lead to a
denial of service.

Background
==========

The file utility attempts to identify a file’s format by scanning binary
data for patterns.

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

Package        Vulnerable    Unaffected
-------------  ------------  ------------
sys-apps/file  < 5.42        >= 5.42

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

Multiple vulnerabilities have been discovered in file. Please review the
CVE identifiers referenced below for details.

Impact
======

File has an stack-based buffer over-read in file_copystr in funcs.c.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All file users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=sys-apps/file-5.42"

References
==========

[ 1 ] CVE-2022-48554
      https://nvd.nist.gov/vuln/detail/CVE-2022-48554

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

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

 https://security.gentoo.org/glsa/202409-06

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 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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