AI Score
Confidence
High
SSVC
Exploitation
none
Automatable
no
Technical Impact
partial
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.
www.openwall.com/lists/oss-security/2024/01/18/3
github.com/linux-pam/linux-pam
github.com/linux-pam/linux-pam/commit/031bb5a5d0d950253b68138b498dc93be69a64cb
github.com/linux-pam/linux-pam/releases/tag/v1.6.0