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Gentoo: GLSA 202004-13 Low: Git Information Disclosure Risk

gentoo
Calendar Grey April 23, 2020
Dist Gentoo Esm H88
Gentoo Linux Advisory GLSA 202304-08 addressing vulnerabilities in the Git management system that could lead to possible leakage of confidential information.
Multiple vulnerabilities have been found in Git which might all allow attackers to access sensitive information.

Summary

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

Topics%20covered

Topics Covered

security advisory Gentoo access control low severity information disclosure sensitive data Git

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
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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
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Severity: Low
Title: Git: Information disclosure
Date: April 23, 2020
Bugs: #717156, #718710
ID: 202004-13

Topics%20covered

Topics Covered

security advisory Gentoo access control low severity information disclosure sensitive data Git

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.

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Affected Packages

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

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.

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