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Gentoo Linux Security Advisory GLSA 202004-13
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https://security.gentoo.org/
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Severity: Low
Title: Git: Information disclosure
Date: April 23, 2020
Bugs: #717156, #718710
ID: 202004-13

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Synopsis
========

Multiple vulnerabilities have been found in Git which might all allow
attackers to access sensitive information.

Background
==========

Git is a free and open source distributed version control system
designed to handle everything from small to very large projects with
speed and efficiency.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 dev-vcs/git < 2.26.2 *>= 2.23.3
*>= 2.24.3
*>= 2.25.4
*>= 2.26.2

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

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

Impact
======

A remote attacker, by providing a specially crafted URL, could possibly
trick Git into returning credential information for a wrong host.

Workaround
==========

Disabling credential helpers will prevent this vulnerability.

Resolution
==========

All Git 2.23.x users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=dev-vcs/git-2.23.3”

All Git 2.24.x users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=dev-vcs/git-2.24.3”

All Git 2.25.x users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=dev-vcs/git-2.25.4”

All Git 2.26.x users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=dev-vcs/git-2.26.2”

References
==========

[ 1 ] CVE-2020-11008
https://nvd.nist.gov/vuln/detail/CVE-2020-11008
[ 2 ] CVE-2020-5260
https://nvd.nist.gov/vuln/detail/CVE-2020-5260

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

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

https://security.gentoo.org/glsa/202004-13

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

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