{"id":"CLSA-2026-1781276539","summary":"Fix CVE(s): CVE-2026-45447","details":"   * SECURITY UPDATE: Use-after-free in PKCS7_verify() during BIO chain cleanup\n     - debian/patches/CVE-2026-45447.patch: free the BIO chain built by\n       PKCS7_dataInit() one BIO at a time, stopping at the caller-provided\n       indata BIO, in PKCS7_verify() in crypto/pkcs7/pk7_smime.c instead of\n       relying on BIO_pop()/BIO_free_all() which could leave a dangling\n       reference and trigger a use-after-free\n     - CVE-2026-45447","modified":"2026-10-26T09:32:05.228671411Z","published":"2026-06-12T15:02:36Z","upstream":["CVE-2026-45447"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu20.04els/CLSA-2026-1781276539.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45447"}],"affected":[{"package":{"name":"libssl-dev","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libssl-dev?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.1f-1ubuntu2.24+tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1781276539.json"}},{"package":{"name":"libssl-doc","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libssl-doc?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.1f-1ubuntu2.24+tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1781276539.json"}},{"package":{"name":"libssl1.1","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libssl1.1?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.1f-1ubuntu2.24+tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1781276539.json"}},{"package":{"name":"openssl","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/openssl?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.1f-1ubuntu2.24+tuxcare.els6"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1781276539.json"}}],"schema_version":"1.9.0"}