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Gentoo GLSA 202003-42 Normal: libgit2 Arbitrary Code Execution Risk

gentoo
Calendar Grey March 19, 2020
Dist Gentoo Esm H88
Gentoo GLSA 202103-37 covers several security flaws in libxml2, highlighting potential threats of unauthorized access.
Multiple vulnerabilities have been found in libgit2, the worst of which could result in the arbitrary execution of code.

Summary

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

Topics%20covered

Topics Covered

security advisory gentoo code execution multiple issues arbitrary execution normal libgit2

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

Topics%20covered

Topics Covered

security advisory gentoo code execution multiple issues arbitrary execution normal libgit2

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.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-libs/libgit2 < 0.28.4 >= 0.28.4

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.

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