{"id":"CVE-2026-37458","aliases":["AZL-86214","DEBIAN-CVE-2026-37458","EUVD-2026-26977","GHSA-m357-6hwr-7w53","SUSE-SU-2026:22026-1","SUSE-SU-2026:2454-1","SUSE-SU-2026:2455-1","SUSE-SU-2026:2457-1","SUSE-SU-2026:2644-1","SUSE-SU-2026:3868-1","UBUNTU-CVE-2026-37458","openSUSE-SU-2026:10721-1","openSUSE-SU-2026:20898-1"],"status":"published","title":"Missing input validation in the MP_REACH_NLRI component of FRRouting (FRR) stable/10.0 to stable...","description":"Missing input validation in the MP_REACH_NLRI component of FRRouting (FRR) stable/10.0 to stable/10.6 allows authenticated attackers to cause a Denial of Service (DoS) via supplying a crafted UPDATE 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Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-37458","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-m357-6hwr-7w53"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/37xxx/CVE-2026-37458.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-37458","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-202622026-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1261013","tags":["report"]},{"url":"https://bugzilla.suse.com/1263859","tags":["report"]},{"url":"https://bugzilla.suse.com/1263863","tags":["report"]},{"url":"https://bugzilla.suse.com/1263974","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2026-28532","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-37457","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-37458","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-5107","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20262454-1/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20262455-1/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20262457-1/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20262644-1/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20263868-1/","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-37458","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-37458","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-8376-1","tags":["advisory"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2026-37459","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-37458","description":"Missing input validation in the MP_REACH_NLRI component of FRRouting (FRR) stable/10.0 to stable/10.6 allows authenticated attackers to cause a Denial of Service (DoS) via supplying a crafted UPDATE message.","status":"published","published":"2026-05-04T00:00:00Z","modified":"2026-05-05T16:03:14.025Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T13:39:16.730222Z"}],"euvd":[{"id":"EUVD-2026-26977","description":"Missing input validation in the MP_REACH_NLRI component of FRRouting (FRR) stable/10.0 to stable/10.6 allows authenticated attackers to cause a Denial of Service (DoS) via supplying a crafted UPDATE message.","status":"published","published":"2026-05-04T00:00:00Z","modified":"2026-05-05T16:03:14Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T19:05:17.068199Z"}],"ghsa":[{"id":"GHSA-m357-6hwr-7w53","title":"Missing input validation in the MP_REACH_NLRI component of FRRouting (FRR) stable/10.0 to stable...","description":"Missing input validation in the MP_REACH_NLRI component of FRRouting (FRR) stable/10.0 to stable/10.6 allows authenticated attackers to cause a Denial of Service (DoS) via supplying a crafted UPDATE message.","status":"published","published":"2026-05-04T18:30:29Z","modified":"2026-05-05T18:34:29Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:07:54.707151Z"}],"nvd":[{"id":"CVE-2026-37458","description":"Missing input validation in the MP_REACH_NLRI component of FRRouting (FRR) stable/10.0 to stable/10.6 allows authenticated attackers to cause a Denial of Service (DoS) via supplying a crafted UPDATE message.","status":"published","published":"2026-05-04T16:16:02.17Z","modified":"2026-06-17T10:41:32.323Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:12:17.022502Z"}],"osv":[{"id":"CVE-2026-37458","description":"Missing input validation in the MP_REACH_NLRI component of FRRouting (FRR) stable/10.0 to stable/10.6 allows authenticated attackers to cause a Denial of Service (DoS) via supplying a crafted UPDATE message.","status":"published","published":"2026-05-04T00:00:00Z","modified":"2026-10-30T07:21:46.402621346Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:03.040464Z"},{"id":"DEBIAN-CVE-2026-37458","description":"Missing input validation in the MP_REACH_NLRI component of FRRouting (FRR) stable/10.0 to stable/10.6 allows authenticated attackers to cause a Denial of Service (DoS) via supplying a crafted UPDATE message.","status":"published","published":"2026-05-04T16:16:02.17Z","modified":"2026-10-01T03:03:22.406043359Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:54.587575Z"},{"id":"UBUNTU-CVE-2026-37458","description":"Missing input validation in the MP_REACH_NLRI component of FRRouting (FRR) stable/10.0 to stable/10.6 allows authenticated attackers to cause a Denial of Service (DoS) via supplying a crafted UPDATE message.","status":"published","published":"2026-05-04T16:16:00Z","modified":"2026-11-05T19:03:06.813650831Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-05T19:27:31.887219Z"},{"id":"AZL-86214","title":"CVE-2026-37458 affecting package frr for versions less than 10.5.4-1","description":"Missing input validation in the MP_REACH_NLRI component of FRRouting (FRR) stable/10.0 to stable/10.6 allows authenticated attackers to cause a Denial of Service (DoS) via supplying a crafted UPDATE message.","status":"published","published":"2026-05-04T16:16:02Z","modified":"2026-08-28T17:56:24.64213Z","updated_at":"2026-11-02T15:28:10.677811Z"},{"id":"openSUSE-SU-2026:10721-1","title":"frr-10.6.1-1.1 on GA media","description":"These are all security issues fixed in the frr-10.6.1-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-05-08T00:00:00Z","modified":"2026-05-09T07:45:48.125228Z","updated_at":"2026-11-02T16:58:38.415593Z"},{"id":"openSUSE-SU-2026:20898-1","title":"Security update for frr","description":"This update for frr fixes the following issues:\n\n- CVE-2026-5107: Fixed an improper access controls in EVPN Type-2 Route Handler (bsc#1261013).\n- CVE-2026-28532: Harden TE/SR TLV iteration against malformed lengths (bsc#1263859).\n- CVE-2026-37457: Fix off-by-one error in FlowSpec operator array bounds check (bsc#1263863).\n- CVE-2026-37458: Validate MP_REACH_NLRI attribute against incorrect next-hop (bsc#1263974).\n","status":"published","published":"2026-06-03T09:46:09Z","modified":"2026-06-06T18:24:32.122396762Z","updated_at":"2026-11-02T16:58:41.885092Z"},{"id":"SUSE-SU-2026:22026-1","title":"Security update for frr","description":"This update for frr fixes the following issues:\n\n- CVE-2026-5107: Fixed an improper access controls in EVPN Type-2 Route Handler (bsc#1261013).\n- CVE-2026-28532: Harden TE/SR TLV iteration against malformed lengths (bsc#1263859).\n- CVE-2026-37457: Fix off-by-one error in FlowSpec operator array bounds check (bsc#1263863).\n- CVE-2026-37458: Validate MP_REACH_NLRI attribute against incorrect next-hop (bsc#1263974).\n","status":"published","published":"2026-06-03T09:45:24Z","modified":"2026-06-09T18:24:28.421755542Z","updated_at":"2026-11-02T15:54:02.654057Z"},{"id":"SUSE-SU-2026:2454-1","title":"Security update for frr","description":"This update for frr fixes the following issues\n\nUpdate to frr 8.5.7:\n\n- CVE-2026-5107: Fixed an improper access controls in EVPN Type-2 Route Handler (bsc#1261013).\n- CVE-2026-28532: Harden TE/SR TLV iteration against malformed lengths (bsc#1263859).\n- CVE-2026-37457: Fix off-by-one error in FlowSpec operator array bounds check (bsc#1263863).\n- CVE-2026-37458: Validate MP_REACH_NLRI attribute against incorrect next-hop (bsc#1263974).\n  DoS via a crafted UPDATE message (bsc#1263974).\n","status":"published","published":"2026-06-18T14:02:41Z","modified":"2026-06-19T08:15:05.714563473Z","updated_at":"2026-11-02T15:54:04.519245Z"},{"id":"SUSE-SU-2026:2455-1","title":"Security update for frr","description":"This update for frr fixes the following issues\n\n- CVE-2026-5107: Fixed an improper access controls in EVPN Type-2 Route Handler (bsc#1261013).\n- CVE-2026-28532: Harden TE/SR TLV iteration against malformed lengths (bsc#1263859).\n- CVE-2026-37457: Fix off-by-one error in FlowSpec operator array bounds check (bsc#1263863).\n- CVE-2026-37458: Validate MP_REACH_NLRI attribute against incorrect next-hop (bsc#1263974).\n","status":"published","published":"2026-06-18T14:02:48Z","modified":"2026-06-19T08:15:07.138593658Z","updated_at":"2026-11-02T15:54:04.519245Z"},{"id":"SUSE-SU-2026:2457-1","title":"Security update for frr","description":"This update for frr fixes the following issue:\n\n- CVE-2026-5107: Fixed an improper access controls in EVPN Type-2 Route Handler (bsc#1261013).\n- CVE-2026-28532: Harden TE/SR TLV iteration against malformed lengths (bsc#1263859).\n- CVE-2026-37457: Fix off-by-one error in FlowSpec operator array bounds check (bsc#1263863).\n- CVE-2026-37458: Validate MP_REACH_NLRI attribute against incorrect next-hop (bsc#1263974).\n","status":"published","published":"2026-06-18T15:54:17Z","modified":"2026-06-19T08:15:07.126530908Z","updated_at":"2026-11-02T15:54:04.519245Z"},{"id":"SUSE-SU-2026:2644-1","title":"Security update for frr","description":"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","status":"published","published":"2026-06-26T08:52:49Z","modified":"2026-06-27T08:45:06.605622547Z","updated_at":"2026-11-02T15:54:04.519245Z"},{"id":"SUSE-SU-2026:3868-1","title":"Security update for quagga","description":"This update for quagga fixes the following issue:\n\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","status":"published","published":"2026-08-28T17:33:09Z","modified":"2026-09-10T18:23:16.259490721Z","updated_at":"2026-11-02T15:54:05.392906Z"}]}}