{"id":"CLSA-2026-1777941636","summary":"Fix CVE(s): CVE-2026-4878","details":"   * SECURITY UPDATE: TOCTOU race in cap_set_file()\n     - debian/patches/CVE-2026-4878.patch: lock onto the target file via an\n       O_PATH descriptor and operate via /proc/self/fd/N in libcap/cap_file.c\n       so that file capability changes cannot be redirected to an attacker-\n       controlled file by a local user with write access to a parent directory.\n     - CVE-2026-4878","modified":"2026-06-04T09:47:38.040733822Z","published":"2026-05-05T00:40:45Z","upstream":["CVE-2026-4878"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu20.04els/CLSA-2026-1777941636.html"}],"affected":[{"package":{"name":"libcap-dev","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libcap-dev?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.32-1ubuntu0.2+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1777941636.json"}},{"package":{"name":"libcap2","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libcap2?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.32-1ubuntu0.2+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1777941636.json"}},{"package":{"name":"libcap2-bin","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libcap2-bin?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.32-1ubuntu0.2+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1777941636.json"}},{"package":{"name":"libpam-cap","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libpam-cap?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.32-1ubuntu0.2+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1777941636.json"}}],"schema_version":"1.7.5"}