Red Hat Security Advisory 2024-9331-03

The following advisory data is extracted from:

https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_9331.json

Red Hat officially shut down their mailing list notifications October 10, 2023. Due to this, Packet Storm has recreated the below data as a reference point to raise awareness. It must be noted that due to an inability to easily track revision updates without crawling Red Hat’s archive, these advisories are single notifications and we strongly suggest that you visit the Red Hat provided links to ensure you have the latest information available if the subject matter listed pertains to your environment.

– Packet Storm Staff

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Red Hat Security Advisory

Synopsis: Moderate: krb5 security update
Advisory ID: RHSA-2024:9331-03
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2024:9331
Issue date: 2024-11-12
Revision: 03
CVE Names: CVE-2024-26458
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Summary:

An update for krb5 is now available for Red Hat Enterprise Linux 9.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

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: Memory leak at /krb5/src/lib/rpc/pmap_rmt.c (CVE-2024-26458)

* krb5: Memory leak at /krb5/src/lib/gssapi/krb5/k5sealv3.c (CVE-2024-26461)

* krb5: Memory leak at /krb5/src/kdc/ndr.c (CVE-2024-26462)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.5 Release Notes linked from the References section.

Solution:

https://access.redhat.com/articles/11258

CVEs:

CVE-2024-26458

References:

https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/9/html/9.5_release_notes/index
https://access.redhat.com/security/updates/classification/#moderate
https://bugzilla.redhat.com/show_bug.cgi?id=2266731
https://bugzilla.redhat.com/show_bug.cgi?id=2266740
https://bugzilla.redhat.com/show_bug.cgi?id=2266742