RHSA-2024:4235 - Security Advisory

Topic

An update for 389-ds is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Important. 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

389 Directory Server is an LDAP version 3 (LDAPv3) compliant server. The base packages include the Lightweight Directory Access Protocol (LDAP) server and command-line utilities for server administration.

Security Fix(es):

• 389-ds-base: potential denial of service via specially crafted kerberos AS-REQ request (CVE-2024-3657)
• 389-ds-base: Malformed userPassword may cause crash at do_modify in slapd/modify.c (CVE-2024-2199)

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.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

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

Affected Products

• Red Hat Enterprise Linux for x86_64 8 x86_64
• Red Hat Enterprise Linux for IBM z Systems 8 s390x
• Red Hat Enterprise Linux for Power, little endian 8 ppc64le
• Red Hat Enterprise Linux for ARM 64 8 aarch64

Fixes

• BZ - 2267976 - CVE-2024-2199 389-ds-base: Malformed userPassword may cause crash at do_modify in slapd/modify.c
• BZ - 2274401 - CVE-2024-3657 389-ds-base: potential denial of service via specially crafted kerberos AS-REQ request
• RHEL-16277 - LDAP connections are closed with code T2 before the IO block timeout is reached. [rhel-8.10.0.z]

CVEs

• CVE-2024-2199
• CVE-2024-3657

References

• https://access.redhat.com/security/updates/classification/#important