GLSA 202004-13: Git: Information disclosure

http://security.gentoo.org/

Severity:	low
Title:	Git: Information disclosure
Date:	04/23/2020
Bugs:	#717156, #718710
ID:	202004-13

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	Architecture(s)
dev-vcs/git	< 2.26.2	>= 2.23.3	All supported architectures

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

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202004-13.xml

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.