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CVE-2024-31951 Details

Description

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).

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: CISA-ADPCVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/FRRouting/frr/pull/15674/ CVEIssue Tracking
https://github.com/FRRouting/frr/pull/15674/commits/344fb4be2bc27316c74b17003c05ea40be395836 CVEPatch
https://github.com/FRRouting/frr/pull/15674/ [email protected]Issue Tracking
https://github.com/FRRouting/frr/pull/15674/commits/344fb4be2bc27316c74b17003c05ea40be395836 [email protected]Patch

Weakness Enumeration

CWE-IDCWE NameSource
CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')CISA-ADP

Affected Products

ProductVersions
frrouting frrouting
<= 9.1

CPE

  • cpe:2.3:a:frrouting:frrouting:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

7 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2024-31951
NVD Published Date:
Apr 7, 2024
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2024-31951 Details - Not Deferred