In the Opaque LSA Extended Link parser in FRRouting (FRR) through 9.1 there can be a buffer overflow and daemon crash in ospf_te_parse_ext_link for OSPF LSA packets during an attempt to read Segment Routing Adjacency SID subTLVs (lengths are not validated).
| Reporter | Title | Published | Views | Family All 63 |
|---|---|---|---|---|
 | frr - Multiple vulnerabilities | 7 Apr 202400:00 | – | freebsd |
 | Opaque LSA Extended Link Parser Heap Buffer Overflow | 12 Sep 202400:00 | – | bdu_fstec |
 | CVE-2024-31951 affecting package frr for versions less than 8.5.5-1 | 22 Aug 202417:18 | – | cbl_mariner |
 | FRRouting 安全漏洞 | 7 Apr 202400:00 | – | cnnvd |
 | CVE-2024-31951 | 7 Apr 202400:00 | – | cve |
 | CVE-2024-31951 | 7 Apr 202400:00 | – | cvelist |
 | [SECURITY] [DSA 6322-1] frr security update | 4 Jun 202617:40 | – | debian |
 | CVE-2024-31951 | 7 Apr 202400:00 | – | debiancve |
 | Debian dsa-6322 : frr - security update | 4 Jun 202600:00 | – | nessus |
| Fedora 39 : frr (2024-0c063be1cc) | 11 Aug 202400:00 | – | nessus |
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13 Aug 2026 04:42Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.16.5
EPSS0.00545
SSVC