Is CVE-2024-31950 in the CISA KEV catalog?

No. CVE-2024-31950 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-31950?

CVE-2024-31950 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2024-31950?

CVE-2024-31950 has an EPSS score of 0.51% (40th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-31950?

Upgrade frr on debian 12 to 8.4.4-1.1~deb12u2 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2024-31950

MEDIUM

6.5

CVSS v3

NVD

Description

In FRRouting (FRR) through 9.1, there can be a buffer overflow and daemon crash in ospf_te_parse_ri for OSPF LSA packets during an attempt to read Segment Routing subTLVs (their size is not validated).

CWE-120Classic Buffer Overflow

How to fix

Remediation Available

frrDebian

Fixed in:8.4.4-1.1~deb12u2CVE-2024-31950

Fixed in:10.0.1-0.1CVE-2024-31950

frrUbuntu

Fixed in:8.1-1ubuntu1.10USN-6794-1

Fixed in:8.4.4-1.1ubuntu1.4USN-6794-1

Fixed in:8.4.4-1.1ubuntu6.1USN-6794-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Exploit Intelligence

0.51%probability of exploitation in 30 days

40thpercentile

Low risk: more likely to be exploited than 40% of all known CVEs.

References

Patch1

github.com

Issue Tracking1

github.com

Related Vulnerabilities

Other CWE-120 (Classic Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0195	Medium	6.8	100%	-	Fix
CVE-2017-7269	Critical	9.8	100%	KEV	-
CVE-2019-11043	High	8.7	99%	KEV + Ransom	Fix
CVE-2011-4862	High	10.0	95%	-	Fix
CVE-2007-5659	High	7.8	94%	KEV	Fix
CVE-2022-3786	High	7.5	91%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-05-01.