389-ds-base-2.1.3-4.el9

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.

The following packages have been upgraded to a later upstream version: 389-ds-base (2.1.3). (BZ#2061801)

Security Fix(es):

* 389-ds-base: sending crafted message could result in DoS (CVE-2022-0918)
* 389-ds-base: SIGSEGV in sync_repl (CVE-2022-2850)
* 389-ds-base: expired password was still allowed to access the database (CVE-2022-0996)

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 MIRACLE LINUX 9.1 Release Notes linked from the References section.

CVE-2022-0918
A vulnerability was discovered in the 389 Directory Server that allows an unauthenticated attacker with network access to the LDAP port to cause a denial of service. The denial of service is triggered by a single message sent over a TCP connection, no bind or other authentication is required. The message triggers a segmentation fault that results in slapd crashing.
CVE-2022-0996
A vulnerability was found in the 389 Directory Server that allows expired passwords to access the database to cause improper authentication.
CVE-2022-2850
A flaw was found In 389-ds-base. When the Content Synchronization plugin is enabled, an authenticated user can reach a NULL pointer dereference using a specially crafted query. This flaw allows an authenticated attacker to cause a denial of service. This CVE is assigned against an incomplete fix of CVE-2021-3514.