CVE-2025-61105

HIGH EPSS 36.4%
Published Oct 27, 20258mo ago · Modified Jun 17, 20261w ago
7.5 CVSS 3.1
High
Find Similar
Published Oct 27, 2025 8mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
36.4% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 1

VendorProductVersionRange
frroutingfrrouting*≥4.0  –  ≤10.4.1

References 4

  • github.com https://github.com/FRRouting/frr/issues/19471
    ExploitIssue TrackingThird Party Advisory
  • github.com https://github.com/FRRouting/frr/pull/19480
    Issue TrackingThird Party Advisory
  • github.com https://github.com/FRRouting/frr/pull/19480/commits/fdd957408605d4a1766225630aafc7e6b7c3daf3
    Patch
  • github.com https://github.com/s1awwhy/BugList/blob/main/CVE-2025-61105.md
    Third Party Advisory

Remediation

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