Unrated severityNVD Advisory· Published Oct 28, 2025· Updated Oct 28, 2025

CVE-2025-61103

Description

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

Affected products

FRRouting/frrdescription
Frrouting/Frroutingllm-fuzzy
Range: >=4.0, <=10.4.1

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

github.com/FRRouting/frr/issues/19471mitre
github.com/FRRouting/frr/pull/19480mitre
github.com/FRRouting/frr/pull/19480/commits/fdd957408605d4a1766225630aafc7e6b7c3daf3mitre
github.com/s1awwhy/BugList/blob/main/CVE-2025-61103.mdmitre

News mentions

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