Integer Underflow Affecting 389-ds package, versions <2.2.10~git255.752643c78-150500.3.48.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.28% (21st percentile)

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  • Snyk IDSNYK-SLES155-389DS-18065628
  • published21 Jul 2026
  • disclosed20 Jul 2026

Introduced: 20 Jul 2026

NewCVE-2026-11789  (opens in a new tab)
CWE-191  (opens in a new tab)

How to fix?

Upgrade SLES:15.5 389-ds to version 2.2.10~git255.752643c78-150500.3.48.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream 389-ds package and not the 389-ds package as distributed by SLES. See How to fix? for SLES:15.5 relevant fixed versions and status.

A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read that crashes the LDAP server during authentication.

CVSS Base Scores

version 3.1