{"id":"SUSE-SU-2026:3872-1","summary":"Security update for libcares2","details":"This update for libcares2 fixes the following issues:\n\n- CVE-2026-33630: Use-after-free / double-free in c-ares query-completion handling, remotely triggerable via\n  ares_getaddrinfo() over TCP (bsc#1270416).\n- CVE-2026-69184: CPU-exhaustion denial of service via unbounded DNS name compression pointer chains (bsc#1276290).\n","modified":"2026-09-10T18:23:41.699270718Z","published":"2026-08-28T17:57:11Z","related":["CVE-2026-33630","CVE-2026-69184"],"upstream":["CVE-2026-33630","CVE-2026-69184"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20263872-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1270416"},{"type":"REPORT","url":"https://bugzilla.suse.com/1276290"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-33630"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-69184"}],"affected":[{"package":{"name":"libcares2","ecosystem":"SUSE:Linux Enterprise Server 12 SP5-LTSS","purl":"pkg:rpm/suse/libcares2&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.1-9.24.1"}]}],"ecosystem_specific":{"binaries":[{"libcares-devel":"1.9.1-9.24.1","libcares2":"1.9.1-9.24.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3872-1.json"}},{"package":{"name":"libcares2","ecosystem":"SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5","purl":"pkg:rpm/suse/libcares2&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.1-9.24.1"}]}],"ecosystem_specific":{"binaries":[{"libcares-devel":"1.9.1-9.24.1","libcares2":"1.9.1-9.24.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3872-1.json"}}],"schema_version":"1.9.0"}