{"id":"SUSE-SU-2026:2644-1","summary":"Security update for frr","details":"This update for frr fixes the following issues\n\n- CVE-2026-28532: Denial of Service due to integer overflow in OSPF TLV parser functions (bsc#1263859).\n- CVE-2026-37457: An off-by-one out-of-bounds write vulnerability in the bgp_flowspec_op_decode() function\n  (bgpd/bgp_flowspec_util.c) of FRRouting (FRR) stable/10.0 allows attackers to cause a Denial of Service (bsc#1263863).\n- CVE-2026-37458: missing input validation in the `MP_REACH_NLRI` component allows authenticated attackers to cause a\n  DoS via a crafted UPDATE message (bsc#1263974).\n","modified":"2026-06-27T08:45:05.223883933Z","published":"2026-06-26T08:52:49Z","related":["CVE-2026-28532","CVE-2026-37457","CVE-2026-37458"],"upstream":["CVE-2026-28532","CVE-2026-37457","CVE-2026-37458"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20262644-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1263859"},{"type":"REPORT","url":"https://bugzilla.suse.com/1263863"},{"type":"REPORT","url":"https://bugzilla.suse.com/1263974"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-28532"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-37457"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-37458"}],"affected":[{"package":{"name":"frr","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS","purl":"pkg:rpm/suse/frr&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.4-150300.4.43.1"}]}],"ecosystem_specific":{"binaries":[{"libmlag_pb0":"7.4-150300.4.43.1","frr":"7.4-150300.4.43.1","frr-devel":"7.4-150300.4.43.1","libfrrfpm_pb0":"7.4-150300.4.43.1","libfrrsnmp0":"7.4-150300.4.43.1","libfrrzmq0":"7.4-150300.4.43.1","libfrr0":"7.4-150300.4.43.1","libfrr_pb0":"7.4-150300.4.43.1","libfrrospfapiclient0":"7.4-150300.4.43.1","libfrrcares0":"7.4-150300.4.43.1","libfrrgrpc_pb0":"7.4-150300.4.43.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:2644-1.json"}},{"package":{"name":"frr","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS","purl":"pkg:rpm/suse/frr&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.4-150300.4.43.1"}]}],"ecosystem_specific":{"binaries":[{"libfrrospfapiclient0":"7.4-150300.4.43.1","frr":"7.4-150300.4.43.1","libfrrcares0":"7.4-150300.4.43.1","libfrrzmq0":"7.4-150300.4.43.1","libfrrgrpc_pb0":"7.4-150300.4.43.1","libfrrfpm_pb0":"7.4-150300.4.43.1","libfrrsnmp0":"7.4-150300.4.43.1","libfrr_pb0":"7.4-150300.4.43.1","libmlag_pb0":"7.4-150300.4.43.1","libfrr0":"7.4-150300.4.43.1","frr-devel":"7.4-150300.4.43.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:2644-1.json"}},{"package":{"name":"frr","ecosystem":"SUSE:Linux Enterprise Server 15 SP4-LTSS","purl":"pkg:rpm/suse/frr&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.4-150300.4.43.1"}]}],"ecosystem_specific":{"binaries":[{"libfrrospfapiclient0":"7.4-150300.4.43.1","libfrrzmq0":"7.4-150300.4.43.1","frr-devel":"7.4-150300.4.43.1","libfrrgrpc_pb0":"7.4-150300.4.43.1","libfrrfpm_pb0":"7.4-150300.4.43.1","libmlag_pb0":"7.4-150300.4.43.1","frr":"7.4-150300.4.43.1","libfrr0":"7.4-150300.4.43.1","libfrr_pb0":"7.4-150300.4.43.1","libfrrcares0":"7.4-150300.4.43.1","libfrrsnmp0":"7.4-150300.4.43.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:2644-1.json"}},{"package":{"name":"frr","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15 SP4","purl":"pkg:rpm/suse/frr&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.4-150300.4.43.1"}]}],"ecosystem_specific":{"binaries":[{"libfrrfpm_pb0":"7.4-150300.4.43.1","frr":"7.4-150300.4.43.1","libfrrgrpc_pb0":"7.4-150300.4.43.1","libfrrzmq0":"7.4-150300.4.43.1","libmlag_pb0":"7.4-150300.4.43.1","libfrr_pb0":"7.4-150300.4.43.1","libfrrcares0":"7.4-150300.4.43.1","frr-devel":"7.4-150300.4.43.1","libfrr0":"7.4-150300.4.43.1","libfrrospfapiclient0":"7.4-150300.4.43.1","libfrrsnmp0":"7.4-150300.4.43.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:2644-1.json"}}],"schema_version":"1.7.5"}