CVE-2025-61101

PoC —

CVSS 3.1

7.5 high

EPSS

<1%p39

Published

Oct 27, 2025 (Oct 27, 2025)

Modified

Jun 17, 2026

Description

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

Vendors: frrouting
Products: frrouting
Weakness: CWE-476
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.5%)

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