CVE-2024-22365

MEDIUM EPSS 36.2%
Published Feb 6, 20242y ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Feb 6, 2024 2y ago
Last Modified Jun 17, 2026 2w ago

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 Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
36.2% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-664

Affected Products 1

VendorProductVersionRange
linux-pamlinux-pam* <1.6.0

References 7

  • openwall.com http://www.openwall.com/lists/oss-security/2024/01/18/3
    ExploitMailing ListPatchRelease Notes
  • cert-portal.siemens.com https://cert-portal.siemens.com/productcert/html/ssa-577017.html
  • cert-portal.siemens.com https://cert-portal.siemens.com/productcert/html/ssa-794697.html
  • github.com https://github.com/linux-pam/linux-pam
    Product
  • github.com https://github.com/linux-pam/linux-pam/commit/031bb5a5d0d950253b68138b498dc93be69a64cb
    Patch
  • github.com https://github.com/linux-pam/linux-pam/releases/tag/v1.6.0
    Release Notes
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/09/msg00021.html

Remediation

  • openwall.com http://www.openwall.com/lists/oss-security/2024/01/18/3
    ExploitMailing ListPatchRelease Notes
  • github.com https://github.com/linux-pam/linux-pam/commit/031bb5a5d0d950253b68138b498dc93be69a64cb
    Patch