FRRouting Denial of Service Vulnerability (CNVD-2026-10884)

FRRouting is FRRouting open source a network routing software suite running on a Unix-like platform . FRRouting suffers from a denial of service vulnerability caused by NULL pointer dereferencing via the showvtyunknowntlv function on ospfext.c. An attacker could exploit this vulnerability to caus...

FRRouting Denial of Service Vulnerability

FRRouting is FRRouting open source a network routing software suite running on a Unix-like platform . FRRouting has a denial of service vulnerability caused by a NULL pointer dereference via the showvtyextprefprefsid function on ospfext.c, which can be exploited by an attacker to cause a denial o...

SUSE CVE-2025-61100

FRRouting/frr from v2.0 through v10.4.1 was discovered to contain a NULL pointer dereference via the ospfopaquelsadump function at ospfopaque.c. This vulnerability allows attackers to cause a Denial of Service DoS under specific malformed LSA conditions...

SUSE CVE-2025-61101

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

SUSE CVE-2025-61104

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

SUSE CVE-2025-61106

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

SUSE CVE-2025-61105

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

EUVD-2025-36526

FRRouting/frr from v4.0 through v10.4.1 was discovered to contain a NULL pointer dereference via the showvtyextprefprefsid function at ospfext.c. This vulnerability allows attackers to cause a Denial of Service DoS via a crafted LSA Update packet...

EUVD-2025-36528

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

AZL-69446 CVE-2025-61107 affecting package frr for versions less than 8.5.5-5

FRRouting/frr from v4.0 through v10.4.1 was discovered to contain a NULL pointer dereference via the showvtyextprefprefsid function at ospfext.c. This vulnerability allows attackers to cause a Denial of Service DoS via a crafted LSA Update packet...

AZL-69568 CVE-2025-61104 affecting package frr for versions less than 8.5.5-5

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

AZL-69464 CVE-2025-61106 affecting package frr for versions less than 9.1.1-5

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

CVE-2025-61104

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

CVE-2025-61106

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

AZL-69443 CVE-2025-61106 affecting package frr for versions less than 8.5.5-5

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

AZL-69461 CVE-2025-61103 affecting package frr for versions less than 9.1.1-5

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

CVE-2025-61103

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

UBUNTU-CVE-2025-61103

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

UBUNTU-CVE-2025-61104

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

UBUNTU-CVE-2025-61107

FRRouting/frr from v4.0 through v10.4.1 was discovered to contain a NULL pointer dereference via the showvtyextprefprefsid function at ospfext.c. This vulnerability allows attackers to cause a Denial of Service DoS via a crafted LSA Update packet...