CVE-2025-2487

389-ds-base: null pointer dereference leads to denial of service

State: Published
Severity: 4.9 Medium
Published: Mar 18, 2025
Updated: Jun 30, 2026
Reserved: Mar 18, 2025

Description

A flaw was found in the 389-ds-base LDAP Server. This issue occurs when issuing a Modify DN LDAP operation through the ldap protocol, when the function return value is not tested and a NULL pointer is dereferenced. If a privileged user performs a ldap MODDN operation after a failed operation, it could lead to a Denial of Service (DoS) or system crash.

Scores

CVSS	Score	Vector	Source
3.1	4.9 Medium	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H	redhat

Weaknesses

CWE-476 NULL Pointer Dereference

Affected Products

Product	Versions
389-ds-base	2.4.0 through 2.4.6Affected 2.5.0 through 2.5.3Affected 2.6.0 through 2.6.1Affected 3.0.0 through 3.0.6Affected
Red Hat Directory Server 12.4 EUS for RHEL 9Red Hat	9040020250325181857.1674d574 and laterNot affected
Red Hat Enterprise Linux 9Red Hat	0:2.5.2-9.el9_5 and laterNot affected
Red Hat Enterprise Linux 9Red Hat	0:2.6.1-8.el9_6 and laterNot affected
Red Hat Enterprise Linux 9.4 Extended Update SupportRed Hat	0:2.4.5-14.el9_4 and laterNot affected
Red Hat Directory Server 12Red Hat
Red Hat Enterprise Linux 10Red Hat
Red Hat Enterprise Linux 6Red Hat
Red Hat Enterprise Linux 7Red Hat
Red Hat Enterprise Linux 8Red Hat

References

RHSA-2025:3663vendor-advisory
RHSA-2025:3670vendor-advisory
RHSA-2025:4491vendor-advisory
RHSA-2025:7395vendor-advisory
https://access.redhat.com/security/cve/CVE-2025-2487vdb-entry
RHBZ#2353071issue-tracking
https://github.com/389ds/389-ds-base/security/advisories/GHSA-426r-w669-66gw

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