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Gentoo GLSA-202108-32: Minor libxml2 Vulnerabilities May Disrupt Services

gentoo
Calendar Grey July 23, 2021
Dist Gentoo Esm H88
Serious security issues found in libyang; it is recommended to upgrade to prevent potential service interruptions on Gentoo platforms.
Multiple vulnerabilities have been found in libyang, the worst of which could result in a Denial of Service condition.

Summary

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

Topics%20covered

Topics Covered

security advisory denial of service Gentoo multiple issues low severity libyang

Resolution

All libyang users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-libs/libyang-1.0.236"

References

[ 1 ] CVE-2021-28902 https://nvd.nist.gov/vuln/detail/CVE-2021-28902 [ 2 ] CVE-2021-28903 https://nvd.nist.gov/vuln/detail/CVE-2021-28903 [ 3 ] CVE-2021-28904 https://nvd.nist.gov/vuln/detail/CVE-2021-28904 [ 4 ] CVE-2021-28905 https://nvd.nist.gov/vuln/detail/CVE-2021-28905 [ 5 ] CVE-2021-28906 https://nvd.nist.gov/vuln/detail/CVE-2021-28906

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202107-54
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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: libyang: Multiple vulnerabilities
Date: July 24, 2021
Bugs: #791373
ID: 202107-54

Topics%20covered

Topics Covered

security advisory denial of service Gentoo multiple issues low severity libyang

Synopsis

Multiple vulnerabilities have been found in libyang, the worst of which could result in a Denial of Service condition.

Background

YANG data modeling language library.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-libs/libyang < 1.0.236 >= 1.0.236

Impact

===== Please review the referenced CVE identifiers for details.

Workaround

There is no known workaround at this time.