FRRouting Denial of Service Vulnerability (CNVD-2026-10885)

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 NULL pointer dereference via the showvtyextlinklanadjsid 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-2025-61102

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

SUSE 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...

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...

AZL-69571 CVE-2025-61104 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 showvtyunknowntlv function at ospfext.c. This vulnerability allows attackers to cause a Denial of Service DoS via a crafted OSPF packet...

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...

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...

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-69455 CVE-2025-61107 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 LSA Update 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...

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-2025-61107

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...

CVE-2025-61105

A NULL pointer dereference vulnerability was found in FRRouting within the showvtylinkinfo function within ospfext.c. When the OSPF daemon ospfd is configured with the debug command debug ospf packet all send/recv detail, it attempts to display detailed information for OSPF packets. Under specifi...

PT-2025-44180

Name of the Vulnerable Software and Affected Versions FRRouting/frr versions 4.0 through 10.4.1 Description FRRouting/frr contains a flaw due to a NULL pointer dereference in the show vty unknown tlv function located at ospf ext.c. This issue can be triggered by a specially crafted OSPF packet,...

PT-2025-44181

Name of the Vulnerable Software and Affected Versions FRRouting/frr versions 4.0 through 10.4.1 Description FRRouting/frr contains a flaw due to a NULL pointer dereference in the show vty ext pref pref sid function within the ospf ext.c file. This issue can be triggered by a specially crafted OSP...

PT-2025-44182

Name of the Vulnerable Software and Affected Versions FRRouting/frr versions 4.0 through 10.4.1 Description FRRouting/frr contains a flaw due to a NULL pointer dereference in the show vty ext pref pref sid function located in the ospf ext.c file. This issue can be triggered by a crafted LSA Updat...

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...

Linux Distros Unpatched Vulnerability : CVE-2025-61105

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

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...