CVE-2021-4091

HIGH

389-ds-base - Memory Corruption

Title source: llm

Description

A double-free was found in the way 389-ds-base handles virtual attributes context in persistent searches. An attacker could send a series of search requests, forcing the server to behave unexpectedly, and crash.

Scores

CVSS v3 7.5
EPSS 0.0034
EPSS Percentile 56.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Classification

CWE
CWE-415
Status published

Affected Products (8)

port389/389-ds-base < 1.3.10.2
redhat/enterprise_linux_desktop
redhat/enterprise_linux_for_ibm_z_systems
redhat/enterprise_linux_for_power_big_endian
redhat/enterprise_linux_for_power_little_endian
redhat/enterprise_linux_for_scientific_computing
redhat/enterprise_linux_server
redhat/enterprise_linux_workstation

Timeline

Published Feb 18, 2022
Tracked Since Feb 18, 2026