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Vulnerability Intelligence

CVE-2024-22365 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2024-22365

CVE-2024-22365

MEDIUM5.5

linux-pam (aka Linux PAM) before 1

Published Feb 6, 2024

Modified 4 months ago

Details

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

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

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

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

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

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

https://www.cve.org/CVERecord?id=CVE-2024-22365

CVSS Analysis

CVSS v3.1

5.5

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

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

Ecosystems

Timeline

PublishedFeb 6, 2024

ModifiedNov 3, 2025