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Gentoo Linux Security Advisory                           GLSA 202401-17
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: libgit2: Privilege Escalation Vulnerability
     Date: January 14, 2024
     Bugs: #857792
       ID: 202401-17

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Synopsis
========

A vulnerability has been found in libgit2 which could result in
privilege escalation.

Background
==========

libgit2 is a portable, pure C implementation of the Git core methods
provided as a re-entrant linkable library with a solid API.

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

Package           Vulnerable    Unaffected
----------------  ------------  ------------
dev-libs/libgit2  < 1.4.4       >= 1.4.4

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

A vulnerability has been discovered in libgit2. Please review the CVE
identifier referenced below for details.

Impact
======

Usages of a malicious crafted Git repository could allow the creator of
the repository to elevate privileges to those of the user accessing the
repository.

Workaround
==========

Administrators can ensure that their usages of libgit2 only interact
with repositories which have only been modified by trusted users.

Resolution
==========

All libgit2 users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-libs/libgit2-1.4.4"

References
==========

[ 1 ] CVE-2022-29187
      https://nvd.nist.gov/vuln/detail/CVE-2022-29187

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

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

 https://security.gentoo.org/glsa/202401-17

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/

Gentoo: GLSA-202401-17: libgit2: Privilege Escalation Vulnerability

A vulnerability has been found in libgit2 which could result in privilege escalation.

Summary

A vulnerability has been discovered in libgit2. Please review the CVE identifier referenced below for details.

Resolution

All libgit2 users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=dev-libs/libgit2-1.4.4"

References

[ 1 ] CVE-2022-29187 https://nvd.nist.gov/vuln/detail/CVE-2022-29187

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
https://security.gentoo.org/glsa/202401-17

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.

Severity
Severity: Normal
Title: libgit2: Privilege Escalation Vulnerability
Date: January 14, 2024
Bugs: #857792
ID: 202401-17

Synopsis

A vulnerability has been found in libgit2 which could result in privilege escalation.

Background

libgit2 is a portable, pure C implementation of the Git core methods provided as a re-entrant linkable library with a solid API.

Affected Packages

Package Vulnerable Unaffected ---------------- ------------ ------------ dev-libs/libgit2 < 1.4.4 >= 1.4.4

Impact

Usages of a malicious crafted Git repository could allow the creator of the repository to elevate privileges to those of the user accessing the repository.

Workaround

Administrators can ensure that their usages of libgit2 only interact with repositories which have only been modified by trusted users.

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