{"id":"CVE-2023-31489","aliases":["ALSA-2024:2156","CLSA-2026-1778238289","DEBIAN-CVE-2023-31489","EUVD-2023-35794","GHSA-rvch-6xgp-6mjp","RHSA-2024:2156","SUSE-SU-2023:2518-1","SUSE-SU-2024:4090-1","openSUSE-SU-2024:12967-1"],"status":"published","title":"An issue found in Frrouting bgpd v.8.4.2 allows a remote attacker to cause a denial of service...","description":"An issue found in Frrouting bgpd v.8.4.2 allows a remote attacker to cause a denial of service via the bgp_capability_llgr() function.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01027,"percentile":0.63914,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2023-05-09T00:00:00Z","modified":"2026-10-29T11:31:42Z","fixes":[{"ecosystem":"Debian:12","package":"frr","fixed_in":["8.4.4-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"frr","fixed_in":["8.4.4-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"frr","fixed_in":["8.4.4-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"AlmaLinux:9","package":"frr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.5.3-4.el9"}]}],"bundled":8},{"source":"osv","ecosystem":"AlmaLinux:9","package":"frr-selinux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.5.3-4.el9"}]}],"bundled":8},{"source":"osv","ecosystem":"TuxCare:AlmaLinux:9.2","package":"frr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.3.1-5.el9_2.2.alma.tuxcare.els4"}]}],"bundled":4},{"source":"osv","ecosystem":"TuxCare:AlmaLinux:9.2","package":"frr-selinux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.3.1-5.el9_2.2.alma.tuxcare.els4"}]}],"bundled":4},{"source":"osv","ecosystem":"Debian:12","package":"frr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.4.4-1"}]}],"versions":["8.4.2-1"]},{"source":"osv","ecosystem":"Debian:13","package":"frr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.4.4-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"frr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.4.4-1"}]}]},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:9::appstream","package":"frr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:8.5.3-4.el9"}]}],"bundled":8},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:9::appstream","package":"frr-debuginfo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:8.5.3-4.el9"}]}],"bundled":8},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:9::appstream","package":"frr-debugsource","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:8.5.3-4.el9"}]}],"bundled":8},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:9::appstream","package":"frr-selinux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:8.5.3-4.el9"}]}],"bundled":8},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Server Applications 15 SP5","package":"frr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.4-150500.4.3.1"}]}],"bundled":2},{"source":"osv","ecosystem":"openSUSE:Leap 15.5","package":"frr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.4-150500.4.3.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Server Applications 15 SP5","package":"frr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.5.6-150500.4.30.1"}]}],"bundled":19},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Server Applications 15 SP6","package":"frr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.5.6-150500.4.30.1"}]}],"bundled":19},{"source":"osv","ecosystem":"openSUSE:Leap 15.5","package":"frr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.5.6-150500.4.30.1"}]}],"bundled":19},{"source":"osv","ecosystem":"openSUSE:Leap 15.6","package":"frr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.5.6-150500.4.30.1"}]}],"bundled":19},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"frr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.4-4.1"}]}],"bundled":2}],"products":[{"vendor":"fedoraproject","product":"fedora"},{"vendor":"frrouting","product":"frrouting"}],"references":[{"url":"https://github.com/FRRouting/frr/issues/13098","tags":["x_transferred","Exploit","Issue Tracking","Patch","report"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LMJNX44SMJM25JZO7XWHDQCOB4SNJPIE/","tags":["vendor-advisory","x_transferred","Mailing List","Third Party Advisory","advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JLG64IF3FU7V76K4TKCCXVNEE6P2VUDO/","tags":["vendor-advisory","x_transferred","Mailing List","Third Party Advisory","advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WXR6PIVY4SWO7HDT4EY733H4X32SCPM4/","tags":["vendor-advisory","x_transferred","Mailing List","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-31489","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-rvch-6xgp-6mjp"},{"url":"https://access.redhat.com/errata/RHSA-2024:2156","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-31489","tags":["report"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-31490","tags":["report"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-41358","tags":["report"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-41359","tags":["report"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-41360","tags":["report"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-41909","tags":["report"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-46752","tags":["report"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-46753","tags":["report"]},{"url":"https://bugzilla.redhat.com/2235839","tags":["report"]},{"url":"https://bugzilla.redhat.com/2235840","tags":["report"]},{"url":"https://bugzilla.redhat.com/2235842","tags":["report"]},{"url":"https://bugzilla.redhat.com/2237416","tags":["report"]},{"url":"https://bugzilla.redhat.com/2238990","tags":["report"]},{"url":"https://bugzilla.redhat.com/2238992","tags":["report"]},{"url":"https://bugzilla.redhat.com/2246379","tags":["report"]},{"url":"https://bugzilla.redhat.com/2246381","tags":["report"]},{"url":"https://errata.almalinux.org/9/ALSA-2024-2156.html","tags":["advisory"]},{"url":"https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1778238289.html","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/31xxx/CVE-2023-31489.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2023-31489","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#moderate","tags":["article"]},{"url":"https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/9.4_release_notes/index","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2235839","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2235840","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2235842","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2237416","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2238990","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2238992","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2246379","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2246381","tags":["report"]},{"url":"https://issues.redhat.com/browse/RHEL-11664","tags":["article"]},{"url":"https://issues.redhat.com/browse/RHEL-15291","tags":["article"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_2156.json","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-31489","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-31490","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-31490","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-41358","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-41358","tags":["advisory"]},{"url":"https://github.com/FRRouting/frr/pull/14260","tags":["article"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-41359","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-41359","tags":["advisory"]},{"url":"https://github.com/FRRouting/frr/pull/14232","tags":["article"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-41360","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-41360","tags":["advisory"]},{"url":"https://github.com/FRRouting/frr/pull/14245","tags":["article"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-41909","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-41909","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-46752","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-46752","tags":["advisory"]},{"url":"https://github.com/FRRouting/frr/pull/14645/commits/b08afc81c60607a4f736f418f2e3eb06087f1a35","tags":["article"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-46753","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-46753","tags":["advisory"]},{"url":"https://github.com/FRRouting/frr/pull/14645/commits/d8482bf011cb2b173e85b65b4bf3d5061250cdb9","tags":["article"]},{"url":"https://www.suse.com/support/update/announcement/2023/suse-su-20232518-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1211248","tags":["report"]},{"url":"https://bugzilla.suse.com/1211249","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2023-31489","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-31490","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2024/suse-su-20244090-1/","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2023-3748","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-38406","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-38407","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-38802","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-41358","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-41360","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-41909","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-46752","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-46753","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-47234","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-47235","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-27913","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-31948","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-31950","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-31951","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-34088","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-44070","tags":["web"]},{"url":"","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-31489","description":"An issue found in Frrouting bgpd v.8.4.2 allows a remote attacker to cause a denial of service via the bgp_capability_llgr() function.","status":"published","published":"2023-05-09T00:00:00Z","modified":"2024-08-02T14:53:31.089Z","updated_at":"2026-11-02T14:35:27.430605Z"}],"euvd":[{"id":"EUVD-2023-35794","description":"An issue found in Frrouting bgpd v.8.4.2 allows a remote attacker to cause a denial of service via the bgp_capability_llgr() function.","status":"published","published":"2023-05-09T00:00:00Z","modified":"2024-08-02T14:53:31Z","updated_at":"2026-11-03T03:50:05.51254Z"}],"ghsa":[{"id":"GHSA-rvch-6xgp-6mjp","title":"An issue found in Frrouting bgpd v.8.4.2 allows a remote attacker to cause a denial of service...","description":"An issue found in Frrouting bgpd v.8.4.2 allows a remote attacker to cause a denial of service via the bgp_capability_llgr() function.","status":"published","published":"2023-05-09T18:30:35Z","modified":"2023-11-24T05:05:17Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T14:55:05.78804Z"}],"nvd":[{"id":"CVE-2023-31489","description":"An issue found in Frrouting bgpd v.8.4.2 allows a remote attacker to cause a denial of service via the bgp_capability_llgr() function.","status":"published","published":"2023-05-09T16:15:14.717Z","modified":"2026-06-17T05:57:05.91Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:08:01.131774Z"}],"osv":[{"id":"DEBIAN-CVE-2023-31489","description":"An issue found in Frrouting bgpd v.8.4.2 allows a remote attacker to cause a denial of service via the bgp_capability_llgr() function.","status":"published","published":"2023-05-09T16:15:14.717Z","modified":"2026-10-26T18:00:56.285075693Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:39.679062Z"},{"id":"RHSA-2024:2156","title":"Red Hat Security Advisory: frr security update","status":"published","published":"2024-09-16T14:56:13Z","modified":"2026-03-18T11:33:18.12979Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:13.30378Z"},{"id":"ALSA-2024:2156","title":"Moderate: frr security update","description":"FRRouting is free software that manages TCP/IP based routing protocols. It supports BGP4, OSPFv2, OSPFv3, ISIS, RIP, RIPng, PIM, NHRP, PBR, EIGRP and BFD. \n\nSecurity Fix(es):\n\n* frr: incorrect length check in bgp_capability_llgr() can lead do DoS (CVE-2023-31489)\n* frr: missing length check in bgp_attr_psid_sub() can lead do DoS (CVE-2023-31490)\n* frr: processes invalid NLRIs if attribute length is zero (CVE-2023-41358)\n* frr: out of bounds read in bgp_attr_aigp_valid (CVE-2023-41359)\n* frr: NULL pointer dereference in bgp_nlri_parse_flowspec() in bgpd/bgp_flowspec.c (CVE-2023-41909)\n* frr: mishandled malformed data leading to a crash (CVE-2023-46752)\n* frr: crafted BGP UPDATE message leading to a crash (CVE-2023-46753)\n* frr: ahead-of-stream read of ORF header (CVE-2023-41360)\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\nAdditional Changes:\n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.","status":"published","published":"2024-04-30T00:00:00Z","modified":"2026-10-29T11:31:42.652585922Z","updated_at":"2026-11-02T15:27:52.553233Z"},{"id":"CLSA-2026-1778238289","title":"frr: Fix of 4 CVEs","description":"- CVE-2022-43681: fix bgpd crash on malformed BGP OPEN messages with insufficient data\n- CVE-2022-40318: fix out-of-bounds read in bgp_open_option_parse with extended option params\n- CVE-2023-31489: fix out-of-bounds read in BGP Long-lived Graceful-Restart capability parsing\n- CVE-2023-46752: fix bgpd crash on malformed MP_REACH_NLRI packets","status":"published","published":"2026-05-08T11:17:29Z","modified":"2026-10-21T10:45:56.316115564Z","updated_at":"2026-11-02T15:43:44.737408Z"},{"id":"CVE-2023-31489","description":"An issue found in Frrouting bgpd v.8.4.2 allows a remote attacker to cause a denial of service via the bgp_capability_llgr() function.","status":"published","published":"2023-05-09T00:00:00Z","modified":"2026-10-28T02:30:22.726917164Z","updated_at":"2026-11-02T15:44:31.790231Z"},{"id":"openSUSE-SU-2024:12967-1","title":"frr-8.4-4.1 on GA media","description":"These are all security issues fixed in the frr-8.4-4.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T02:16:35.683802Z","updated_at":"2026-11-02T16:58:36.025801Z"},{"id":"SUSE-SU-2023:2518-1","title":"Security update for frr","description":"This update for frr fixes the following issues:\n\n- CVE-2023-31489: Fixed a remote denial of service via a malformed BGP packet (bsc#1211248).\n- CVE-2023-31490: Fixed a remote denial of service via a malformed BGP packet (bsc#1211249).\n","status":"published","published":"2023-06-15T05:10:48Z","modified":"2026-02-04T03:49:03.557562Z","updated_at":"2026-11-02T15:53:53.019382Z"},{"id":"SUSE-SU-2024:4090-1","title":"Security update for frr","description":"This update for frr fixes the following issues:\n\nUpdate to frr 8.5.6 (jsc#PED-PED-11092) including fixes for:\n\n- CVE-2024-44070,CVE-2024-34088,CVE-2024-31951,CVE-2024-31950,\n  CVE-2024-31948,CVE-2024-27913,CVE-2023-47235,CVE-2023-47234,\n  CVE-2023-46753,CVE-2023-46752,CVE-2023-41909,CVE-2023-41360,\n  CVE-2023-41358,CVE-2023-38802,CVE-2023-38407,CVE-2023-38406,\n  CVE-2023-3748,CVE-2023-31490,CVE-2023-31489 and other bugfixes.\n  See https://frrouting.org/release/8.5.6/ for details.\n\nThe most recent frr 8.x series provides several new features,\nimprovements and bug fixes for various protocols and daemons,\nespecially for PIM/PIMv6/BGP and VRF support.\n\nSee https://frrouting.org/release/8.5/ for details and links.\n","status":"published","published":"2024-11-28T07:57:59Z","modified":"2026-02-04T04:12:19.142034Z","updated_at":"2026-11-02T15:53:55.639015Z"}]}}