CVE-2025-61100

7.5 highEPSS 0.5%

High (7.5) in frrouting frrouting. EPSS 0.5% chance of exploitation in the next 30 days.

FRRouting/frr from v2.0 through v10.4.1 was discovered to contain a NULL pointer dereference via the ospf_opaque_lsa_dump function at ospf_opaque.c. This vulnerability allows attackers to cause a Denial of Service (DoS) under specific malformed LSA conditions.

Severity

CVSS 3.1

7.5 high

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

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 42% of CVEs (scores of 2026-10-31)
CWE: CWE-476
Published: 2025-10-27
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

frrouting:frrouting

References

https://github.com/FRRouting/frr/issues/19471
https://github.com/FRRouting/frr/pull/19480
https://github.com/FRRouting/frr/pull/19480/commits/cda5ddac0940562d1dca7cbef34d0ce5b00f160b
https://github.com/s1awwhy/BugList/blob/main/CVE-2025-61100.md

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