CVE-2025-61102

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-61102
FRRouting/frr from v4.0 through v10.4.1 was discovered to contain a NULL pointer dereference via the show_vty_ext_link_adj_sid function at ospf_ext.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted OSPF packet.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/FRRouting/frr/issues/19471 Exploit Issue Tracking Third Party Advisory
https://github.com/FRRouting/frr/pull/19480 Issue Tracking Third Party Advisory
https://github.com/FRRouting/frr/pull/19480/commits/fdd957408605d4a1766225630aafc7e6b7c3daf3 Patch
https://github.com/s1awwhy/BugList/blob/main/CVE-2025-61102.md Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:frrouting:frrouting:*:*:*:*:*:*:*:*
History

03 Nov 2025, 17:49

Type Values Removed Values Added
CPE cpe:2.3:a:frrouting:frrouting:*:*:*:*:*:*:*:*
References () https://github.com/FRRouting/frr/issues/19471 - () https://github.com/FRRouting/frr/issues/19471 - Exploit, Issue Tracking, Third Party Advisory
References () https://github.com/FRRouting/frr/pull/19480 - () https://github.com/FRRouting/frr/pull/19480 - Issue Tracking, Third Party Advisory
References () https://github.com/FRRouting/frr/pull/19480/commits/fdd957408605d4a1766225630aafc7e6b7c3daf3 - () https://github.com/FRRouting/frr/pull/19480/commits/fdd957408605d4a1766225630aafc7e6b7c3daf3 - Patch
References () https://github.com/s1awwhy/BugList/blob/main/CVE-2025-61102.md - () https://github.com/s1awwhy/BugList/blob/main/CVE-2025-61102.md - Third Party Advisory
First Time Frrouting
Frrouting frrouting
Information

Published : 2025-10-27 20:15

Updated : 2025-11-03 17:49

NVD link : CVE-2025-61102

Mitre link : CVE-2025-61102

CVE.ORG link : CVE-2025-61102

JSON object : View

Products Affected

frrouting

  • frrouting
CWE
CWE-476

NULL Pointer Dereference