– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
Gentoo Linux Security Advisory GLSA 202003-42
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
https://security.gentoo.org/
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

Severity: Normal
Title: libgit2: Multiple vulnerabilities
Date: March 19, 2020
Bugs: #702522
ID: 202003-42

– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

Synopsis
========

Multiple vulnerabilities have been found in libgit2, the worst of which
could result in the arbitrary execution of code.

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
——————————————————————-
1 dev-libs/libgit2 < 0.28.4 >= 0.28.4

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

Multiple vulnerabilities have been discovered in libgit2. Please review
the CVE identifiers referenced below for details.

Impact
======

An attacker could possibly overwrite arbitrary paths, execute arbitrary
code, and overwrite files in the .git directory.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All libgit2 users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=dev-libs/libgit2-0.28.4”

References
==========

[ 1 ] CVE-2019-1348
https://nvd.nist.gov/vuln/detail/CVE-2019-1348
[ 2 ] CVE-2019-1350
https://nvd.nist.gov/vuln/detail/CVE-2019-1350
[ 3 ] CVE-2019-1387
https://nvd.nist.gov/vuln/detail/CVE-2019-1387

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

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

https://security.gentoo.org/glsa/202003-42

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 2020 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

—–BEGIN PGP SIGNATURE—–
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=x+pQ
—–END PGP SIGNATURE—–