CVE-2024-22365

medium

Description

linux-pam (aka Linux PAM) before 1.6.0 allows attackers to cause a denial of service (blocked login process) via mkfifo because the openat call (for protect_dir) lacks O_DIRECTORY.

References

https://lists.debian.org/debian-lts-announce/2025/09/msg00021.html

https://github.com/linux-pam/linux-pam/releases/tag/v1.6.0

https://github.com/linux-pam/linux-pam/commit/031bb5a5d0d950253b68138b498dc93be69a64cb

https://github.com/linux-pam/linux-pam

http://www.openwall.com/lists/oss-security/2024/01/18/3

Details

Source: Mitre, NVD

Published: 2024-02-06

Updated: 2025-11-03

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H