Out-of-bounds Write Affecting 389-ds-base-libs package, versions <0:2.8.0-10.el9_8


Severity

Recommended
critical

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.78% (54th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-RHEL9-389DSBASELIBS-19714047
  • published13 Sept 2026
  • disclosed24 Aug 2026

Introduced: 24 Aug 2026

CVE-2026-78701  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade RHEL:9 389-ds-base-libs to version 0:2.8.0-10.el9_8 or higher.
This issue was patched in RHSA-2026:64784.

NVD Description

Note: Versions mentioned in the description apply only to the upstream 389-ds-base-libs package and not the 389-ds-base-libs package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

A flaw was found in 389-ds-base. A remote, authenticated attacker could exploit a vulnerability in the Simple Authentication and Security Layer (SASL) UNBIND process. By sending a specially crafted request, the attacker can cause a connection to stall, leading to resource exhaustion and a Denial of Service (DoS) for the server.

CVSS Base Scores

version 3.1