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 protectdir) lacks ODIRECTORY.
{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "binaries": [ { "binary_name": "libpam-cracklib", "binary_version": "1.1.8-1ubuntu2.2+esm4" }, { "binary_name": "libpam-cracklib-dbgsym", "binary_version": "1.1.8-1ubuntu2.2+esm4" }, { "binary_name": "libpam-doc", "binary_version": "1.1.8-1ubuntu2.2+esm4" }, { "binary_name": "libpam-modules", "binary_version": "1.1.8-1ubuntu2.2+esm4" }, { "binary_name": "libpam-modules-bin", "binary_version": "1.1.8-1ubuntu2.2+esm4" }, { "binary_name": "libpam-modules-bin-dbgsym", "binary_version": "1.1.8-1ubuntu2.2+esm4" }, { "binary_name": "libpam-modules-dbgsym", "binary_version": "1.1.8-1ubuntu2.2+esm4" }, { "binary_name": "libpam-runtime", "binary_version": "1.1.8-1ubuntu2.2+esm4" }, { "binary_name": "libpam0g", "binary_version": "1.1.8-1ubuntu2.2+esm4" }, { "binary_name": "libpam0g-dbgsym", "binary_version": "1.1.8-1ubuntu2.2+esm4" }, { "binary_name": "libpam0g-dev", "binary_version": "1.1.8-1ubuntu2.2+esm4" } ] }
{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "binaries": [ { "binary_name": "libpam-cracklib", "binary_version": "1.1.8-3.2ubuntu2.3+esm5" }, { "binary_name": "libpam-cracklib-dbgsym", "binary_version": "1.1.8-3.2ubuntu2.3+esm5" }, { "binary_name": "libpam-doc", "binary_version": "1.1.8-3.2ubuntu2.3+esm5" }, { "binary_name": "libpam-modules", "binary_version": "1.1.8-3.2ubuntu2.3+esm5" }, { "binary_name": "libpam-modules-bin", "binary_version": "1.1.8-3.2ubuntu2.3+esm5" }, { "binary_name": "libpam-modules-bin-dbgsym", "binary_version": "1.1.8-3.2ubuntu2.3+esm5" }, { "binary_name": "libpam-modules-dbgsym", "binary_version": "1.1.8-3.2ubuntu2.3+esm5" }, { "binary_name": "libpam-runtime", "binary_version": "1.1.8-3.2ubuntu2.3+esm5" }, { "binary_name": "libpam0g", "binary_version": "1.1.8-3.2ubuntu2.3+esm5" }, { "binary_name": "libpam0g-dbgsym", "binary_version": "1.1.8-3.2ubuntu2.3+esm5" }, { "binary_name": "libpam0g-dev", "binary_version": "1.1.8-3.2ubuntu2.3+esm5" } ] }
{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "binaries": [ { "binary_name": "libpam-cracklib", "binary_version": "1.1.8-3.6ubuntu2.18.04.6+esm1" }, { "binary_name": "libpam-cracklib-dbgsym", "binary_version": "1.1.8-3.6ubuntu2.18.04.6+esm1" }, { "binary_name": "libpam-doc", "binary_version": "1.1.8-3.6ubuntu2.18.04.6+esm1" }, { "binary_name": "libpam-modules", "binary_version": "1.1.8-3.6ubuntu2.18.04.6+esm1" }, { "binary_name": "libpam-modules-bin", "binary_version": "1.1.8-3.6ubuntu2.18.04.6+esm1" }, { "binary_name": "libpam-modules-bin-dbgsym", "binary_version": "1.1.8-3.6ubuntu2.18.04.6+esm1" }, { "binary_name": "libpam-modules-dbgsym", "binary_version": "1.1.8-3.6ubuntu2.18.04.6+esm1" }, { "binary_name": "libpam-runtime", "binary_version": "1.1.8-3.6ubuntu2.18.04.6+esm1" }, { "binary_name": "libpam0g", "binary_version": "1.1.8-3.6ubuntu2.18.04.6+esm1" }, { "binary_name": "libpam0g-dbgsym", "binary_version": "1.1.8-3.6ubuntu2.18.04.6+esm1" }, { "binary_name": "libpam0g-dev", "binary_version": "1.1.8-3.6ubuntu2.18.04.6+esm1" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_name": "libpam-cracklib", "binary_version": "1.3.1-5ubuntu4.7" }, { "binary_name": "libpam-cracklib-dbgsym", "binary_version": "1.3.1-5ubuntu4.7" }, { "binary_name": "libpam-doc", "binary_version": "1.3.1-5ubuntu4.7" }, { "binary_name": "libpam-modules", "binary_version": "1.3.1-5ubuntu4.7" }, { "binary_name": "libpam-modules-bin", "binary_version": "1.3.1-5ubuntu4.7" }, { "binary_name": "libpam-modules-bin-dbgsym", "binary_version": "1.3.1-5ubuntu4.7" }, { "binary_name": "libpam-modules-dbgsym", "binary_version": "1.3.1-5ubuntu4.7" }, { "binary_name": "libpam-runtime", "binary_version": "1.3.1-5ubuntu4.7" }, { "binary_name": "libpam0g", "binary_version": "1.3.1-5ubuntu4.7" }, { "binary_name": "libpam0g-dbgsym", "binary_version": "1.3.1-5ubuntu4.7" }, { "binary_name": "libpam0g-dev", "binary_version": "1.3.1-5ubuntu4.7" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_name": "libpam-cracklib", "binary_version": "1.4.0-11ubuntu2.4" }, { "binary_name": "libpam-cracklib-dbgsym", "binary_version": "1.4.0-11ubuntu2.4" }, { "binary_name": "libpam-doc", "binary_version": "1.4.0-11ubuntu2.4" }, { "binary_name": "libpam-modules", "binary_version": "1.4.0-11ubuntu2.4" }, { "binary_name": "libpam-modules-bin", "binary_version": "1.4.0-11ubuntu2.4" }, { "binary_name": "libpam-modules-bin-dbgsym", "binary_version": "1.4.0-11ubuntu2.4" }, { "binary_name": "libpam-modules-dbgsym", "binary_version": "1.4.0-11ubuntu2.4" }, { "binary_name": "libpam-runtime", "binary_version": "1.4.0-11ubuntu2.4" }, { "binary_name": "libpam0g", "binary_version": "1.4.0-11ubuntu2.4" }, { "binary_name": "libpam0g-dbgsym", "binary_version": "1.4.0-11ubuntu2.4" }, { "binary_name": "libpam0g-dev", "binary_version": "1.4.0-11ubuntu2.4" } ] }