Vulnerability 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.
CVSS Score
5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux-Pam | Linux-Pam | < 1.6.0 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2024/01/18/3ExploitMailing ListPatch
- https://github.com/linux-pam/linux-pamProduct
- https://github.com/linux-pam/linux-pam/commit/031bb5a5d0d950253b68138b498dc93be6Patch
- https://github.com/linux-pam/linux-pam/releases/tag/v1.6.0Release Notes
- http://www.openwall.com/lists/oss-security/2024/01/18/3ExploitMailing ListPatch
- https://github.com/linux-pam/linux-pamProduct
- https://github.com/linux-pam/linux-pam/commit/031bb5a5d0d950253b68138b498dc93be6Patch
- https://github.com/linux-pam/linux-pam/releases/tag/v1.6.0Release Notes
- https://lists.debian.org/debian-lts-announce/2025/09/msg00021.html
- https://cert-portal.siemens.com/productcert/html/ssa-577017.html
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html
FAQ
What is CVE-2024-22365?
CVE-2024-22365 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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.
How severe is CVE-2024-22365?
CVE-2024-22365 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2024-22365?
Check the references section above for vendor advisories and patch information. Affected products include: Linux-Pam Linux-Pam.