Red Hat Security Advisory: 389-ds-base security update
Affects Red Hat 389-ds-baseSource GCVE Database
Not known to be exploited · CVSS 4.9 Medium.
Data as of 5 Nov 2026, 18:48 UTC
Thin evidence
One scorer or none| CNA (redhat) | CVSS 3.1 | 4.9 |
|---|
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 18 Mar 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.
What to do
AI-suggested
Red Hat has released updated 389-ds-base packages for Red Hat Enterprise Linux 9.4 Extended Update Support that fix this vulnerability. Users should apply the official Red Hat update as detailed in the advisory (https://access.redhat.com/articles/11258) to remediate this issue.
Description
A null pointer dereference vulnerability (CVE-2025-2487) in 389 Directory Server's base package 389-ds-base can lead to a denial of service condition. This LDAPv3 compliant server is affected in Red Hat Enterprise Linux 9.4 Extended Update Support versions. Red Hat has released an update to address this issue.