CVE-2024-31949

MEDIUMNVD 6.56.5—

6.5

In FRRouting (FRR) through 9.1, an infinite loop can occur when receiving a MP/GR capability as a dynamic capability because malformed data results in a pointer not advancing.

CVSS v3: 6.5
EG Score: 6.5(medium)
EPSS: 11.3%
KEV: Not listed

Published

April 7, 2024

Last Modified

November 4, 2025

References (7)

cve@mitrehttps://github.com/FRRouting/frr/pull/15640
cve@mitrehttps://github.com/FRRouting/frr/pull/15640/commits/30a332dad86fafd2b0b6c61d23de59ed969a219b
cve@mitrehttps://lists.debian.org/debian-lts-announce/2024/04/msg00019.html
af854a3a-2127-422b-91ae-364da2661108https://github.com/FRRouting/frr/pull/15640
af854a3a-2127-422b-91ae-364da2661108https://github.com/FRRouting/frr/pull/15640/commits/30a332dad86fafd2b0b6c61d23de59ed969a219b
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2024/09/msg00007.html

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-835Loop with Unreachable Exit Condition (Infinite Loop)

Data Freshness Timeline

(refreshed 14× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
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Frequently asked(5)

What is CVE-2024-31949?

CVE-2024-31949 is a medium vulnerability published on April 7, 2024. In FRRouting (FRR) through 9.1, an infinite loop can occur when receiving a MP/GR capability as a dynamic capability because malformed data results in a pointer not advancing.

When was CVE-2024-31949 disclosed?

CVE-2024-31949 was first published in the National Vulnerability Database on April 7, 2024, with the most recent update on November 4, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2024-31949 actively exploited?

CVE-2024-31949 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 11.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2024-31949?

CVE-2024-31949 has a CVSS v3 base score of 6.5 (NVD).

How do I remediate CVE-2024-31949?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-31949, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2024-31949

📅 Published

🔄 Last Modified

🔗 References (7)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2024-31949?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (7)

Frequently asked(5)

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