{"id":"ALSA-2025:4049","summary":"Moderate: libtasn1 security update","details":"A library that provides Abstract Syntax Notation One (ASN.1, as specified by the X.680 ITU-T recommendation) parsing and structures management, and Distinguished Encoding Rules (DER, as per X.690) encoding and decoding functions.  \n\nSecurity Fix(es):  \n\n  * libtasn1: Inefficient DER Decoding in libtasn1 Leading to Potential Remote DoS (CVE-2024-12133)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","modified":"2026-04-17T13:19:50.680776Z","published":"2025-04-22T00:00:00Z","related":["CVE-2024-12133"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:4049"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2024-12133"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2344611"},{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2025-4049.html"}],"affected":[{"package":{"name":"libtasn1","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libtasn1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.13-5.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2025:4049.json"}},{"package":{"name":"libtasn1-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libtasn1-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.13-5.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2025:4049.json"}},{"package":{"name":"libtasn1-tools","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libtasn1-tools"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.13-5.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2025:4049.json"}}],"schema_version":"1.7.5"}