Allocation of Resources Without Limits or Throttling Affecting 389-ds-base-legacy-tools package, versions *


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.08% (24th percentile)

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  • Snyk IDSNYK-CENTOS8-389DSBASELEGACYTOOLS-16778709
  • published20 May 2026
  • disclosed20 May 2026

Introduced: 20 May 2026

NewCVE-2026-9064  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

There is no fixed version for Centos:8 389-ds-base-legacy-tools.

NVD Description

Note: Versions mentioned in the description apply only to the upstream 389-ds-base-legacy-tools package and not the 389-ds-base-legacy-tools package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

A flaw was found in 389-ds-base. The get_ldapmessage_controls_ext() function in the LDAP server does not enforce an upper bound on the number of controls per LDAP message. A remote, unauthenticated attacker can send a specially crafted LDAP request containing hundreds of thousands of minimal controls within the default maximum BER message size (2 MB), causing excessive CPU consumption and heap allocation on the server. Under concurrent exploitation, this leads to significant latency degradation, worker thread starvation, or out-of-memory termination, resulting in a denial of service.

CVSS Base Scores

version 3.1