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Red Hat Security Advisory: krb5 security update

0
Medium
Published: 08/20/2024 (08/20/2024, 15:50:15 UTC)
Source: GCVE Database
Vendor/Project: Red Hat Product Security
Product: Red Hat

Description

Kerberos is a network authentication system, which can improve the security of your network by eliminating the insecure practice of sending passwords over the network in unencrypted form. It allows clients and servers to authenticate to each other with the help of a trusted third party, the Kerberos key distribution center (KDC). Security Fix(es): * krb5: GSS message token handling (CVE-2024-37371) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected software

Affected versions
Red HatRed Hat Enterprise LinuxRed Hat Enterprise Linux AppStream E4S (v.9.0)Red Hat Enterprise Linux BaseOS E4S (v.9.0)src

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 07/04/2026, 01:29:42 UTC

Technical Analysis

Red Hat Product Security released advisory RHSA-2024:5630 addressing two vulnerabilities in krb5, including CVE-2024-37370 and CVE-2024-37371. The vulnerabilities relate to GSS message token handling in the Kerberos authentication system. The advisory rates the security impact as moderate and provides updated krb5 packages for Red Hat Enterprise Linux 9.0 across multiple architectures (ppc64le, x86_64, aarch64, s390x). The update mitigates the vulnerabilities by correcting the handling of GSS message tokens, improving the security of the authentication process.

Potential Impact

The vulnerabilities affect the krb5 package used in Red Hat Enterprise Linux 9.0, potentially impacting the security of the Kerberos authentication system. Exploitation could undermine the integrity of the authentication process, but the advisory rates the impact as moderate. There are no known exploits in the wild at the time of the advisory.

Mitigation Recommendations

A security update for krb5 is available and should be applied to affected Red Hat Enterprise Linux 9.0 systems. The update addresses the vulnerabilities in GSS message token handling. Users should follow Red Hat's official guidance for applying the update as detailed in the advisory RHSA-2024:5630 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation actions are indicated by the vendor.

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Technical Details

Gcve Source
db.gcve.eu
Csaf Category
csaf_security_advisory
Csaf Version
2.0
Publisher
Red Hat Product Security
Advisory Id
RHSA-2024:5630
Cve Count
2
Additional Cves
["CVE-2024-37371"]

Threat ID: 6a1f4ea1e29bf47b50087c83

Added to database: 06/02/2026, 21:44:01 UTC

Last enriched: 07/04/2026, 01:29:42 UTC

Last updated: 09/10/2026, 19:24:54 UTC

Views: 115

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