CVE-2025-61106

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

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

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-2025-61106.md	Third Party Advisory

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2025-10-28 15:16

Updated : 2025-10-31 18:50

NVD link : CVE-2025-61106

Mitre link : CVE-2025-61106

CVE.ORG link : CVE-2025-61106

JSON object : View

Products Affected

frrouting

frrouting

CWE

CWE-476

NULL Pointer Dereference

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