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Gentoo Linux Security Advisory                           GLSA 202312-01
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                                           https://security.gentoo.org/
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 Severity: High
    Title: Leptonica: Multiple Vulnerabilities
     Date: December 18, 2023
     Bugs: #649752, #869416
       ID: 202312-01

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Synopsis
========

Several vulnerabilities have been found in Leptonice, the worst of which
could lead to arbitrary code execution.

Background
==========

Leptonica is a C library for image processing and analysis.

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

Package               Vulnerable    Unaffected
--------------------  ------------  ------------
media-libs/leptonica  < 1.81.0      >= 1.81.0

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

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

Impact
======

Please review the referenced CVE identifiers for details.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Leptonica users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=media-libs/leptonica-1.81.0"

References
==========

[ 1 ] CVE-2017-18196
      https://nvd.nist.gov/vuln/detail/CVE-2017-18196
[ 2 ] CVE-2018-7186
      https://nvd.nist.gov/vuln/detail/CVE-2018-7186
[ 3 ] CVE-2018-7247
      https://nvd.nist.gov/vuln/detail/CVE-2018-7247
[ 4 ] CVE-2018-7440
      https://nvd.nist.gov/vuln/detail/CVE-2018-7440
[ 5 ] CVE-2018-7441
      https://nvd.nist.gov/vuln/detail/CVE-2018-7441
[ 6 ] CVE-2018-7442
      https://nvd.nist.gov/vuln/detail/CVE-2018-7442
[ 7 ] CVE-2022-38266
      https://nvd.nist.gov/vuln/detail/CVE-2022-38266

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

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

 https://security.gentoo.org/glsa/202312-01

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 2023 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