CVE-2025-61105

7.5 HIGH

Published: October 27, 2025 Modified: November 03, 2025

Description

FRRouting/frr from v4.0 through v10.4.1 was discovered to contain a NULL pointer dereference via the show_vty_link_info function at ospf_ext.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted OSPF packet.

AI Explanation

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://github.com/FRRouting/frr/issues/19471

Source: cve@mitre.org

Exploit Issue Tracking Third Party Advisory

https://github.com/FRRouting/frr/pull/19480

Source: cve@mitre.org

Issue Tracking Third Party Advisory

https://github.com/FRRouting/frr/pull/19480/commits/fdd957408605d4a1766225630aafc7e6b7c3daf3

Source: cve@mitre.org

Patch

https://github.com/s1awwhy/BugList/blob/main/CVE-2025-61105.md

Source: cve@mitre.org

Third Party Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score

7.5 / 10.0

EPSS (Exploit Probability)

0.1%

23th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-476

Affected Vendors

frrouting

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