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Gentoo: GLSA-202401-05 critical: c-ares multiple issues

gentoo
Calendar Grey January 5, 2024
Dist Gentoo Esm H88
Gentoo notifies users regarding security flaws in c-ares that pose risks to sensitive information and the overall stability of the system.
Multiple vulnerabilities have been found in c-ares, the worst of which could result in the loss of confidentiality or integrity.

Summary

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

Topics%20covered

Topics Covered

security advisory gentoo confidentiality dns integrity c-ares

Resolution

All c-ares users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-dns/c-ares-1.19.0"

References

[ 1 ] CVE-2021-3672 https://nvd.nist.gov/vuln/detail/CVE-2021-3672 [ 2 ] CVE-2021-22930 https://nvd.nist.gov/vuln/detail/CVE-2021-22930 [ 3 ] CVE-2021-22931 https://nvd.nist.gov/vuln/detail/CVE-2021-22931 [ 4 ] CVE-2021-22939 https://nvd.nist.gov/vuln/detail/CVE-2021-22939 [ 5 ] CVE-2021-22940 https://nvd.nist.gov/vuln/detail/CVE-2021-22940 [ 6 ] CVE-2022-4904 https://nvd.nist.gov/vuln/detail/CVE-2022-4904

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
https://security.gentoo.org/glsa/202401-02
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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: c-ares: Multiple Vulnerabilities
Date: January 05, 2024
Bugs: #807604, #807775, #892489, #905341
ID: 202401-02

Topics%20covered

Topics Covered

security advisory gentoo confidentiality dns integrity c-ares

Synopsis

Multiple vulnerabilities have been found in c-ares, the worst of which could result in the loss of confidentiality or integrity.

Background

c-ares is a C library for asynchronous DNS requests (including name resolves).

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Affected Packages

Package Vulnerable Unaffected -------------- ------------ ------------ net-dns/c-ares < 1.19.0 >= 1.19.0

Impact

Please review the referenced CVE identifiers for details.

Workaround

There is no known workaround at this time.

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