VulnerabilityModified
CVE-2024-22365
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.
MEDIUM 5.5EPSS 0.46%
Does this matter?
Lower severity and a low EPSS score (0.46%). Track it; it rarely justifies an emergency change on its own.
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 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.46% probability · 39th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-664
- Affected
- linux-pam/linux-pam
- Source
- cve@mitre.org
References
- http://www.openwall.com/lists/oss-security/2024/01/18/3Exploit, Mailing List, Patch, Release Notes
- https://github.com/linux-pam/linux-pamProduct
- https://github.com/linux-pam/linux-pam/commit/031bb5a5d0d950253b68138b498dc93be69a64cbPatch
- https://github.com/linux-pam/linux-pam/releases/tag/v1.6.0Release Notes
- http://www.openwall.com/lists/oss-security/2024/01/18/3Exploit, Mailing List, Patch, Release Notes
- https://github.com/linux-pam/linux-pamProduct
- https://github.com/linux-pam/linux-pam/commit/031bb5a5d0d950253b68138b498dc93be69a64cbPatch
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.