CVE-2025-61100 FRRouting/frr from v2.0 through v10.4.1 was discovered to contain a NULL pointer dereference via the ospf_opaque_lsa_dump function at ospf_opaque.c. This vulnerability allows attackers to cause a Denial of Service (DoS) under specific malformed LSA conditions.

Api.Msrc.Microsoft • January 3, 2026

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Multiple CVEs Affect FRRouting with Denial of Service Vulnerabilities Eight vulnerabilities (CVE-2025-61099, CVE-2025-61100, CVE-2025-61101, CVE-2025-61102, CVE-2025-61103, CVE-2025-61104, CVE-2025-61106, CVE-2025-61107) were discovered in FRRouting versions 2.0 through 10.4.1. These vulnerabilities allow attackers to cause Denial of Service (DoS) via crafted OSPF or LSA Update packets due to NULL pointer dereferences in specific functions. 8 sources 36

Extracted Entities

Attack Types (1)

Denial of Service

CVEs (1)