Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: ipv4: fixed a issue where deleting routes with a nexthop object triggered a warning. The FRR team encountered a kernel warning1 while deleting routes2. This issue occurred when attempting to delete a route that pointed to...

SUSE CVE-2026-23300

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: fix panic when IPv4 route references loopback IPv6 nexthop When a standalone IPv6 nexthop object is created with a loopback device e.g., "ip -6 nexthop add id 100 dev lo", fib6nhinit misclassifies it as a reject route...

EUVD-2026-15235

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: fix panic when IPv4 route references loopback IPv6 nexthop When a standalone IPv6 nexthop object is created with a loopback device e.g., "ip -6 nexthop add id 100 dev lo", fib6nhinit misclassifies it as a reject route...

UBUNTU-CVE-2026-23300

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: fix panic when IPv4 route references loopback IPv6 nexthop When a standalone IPv6 nexthop object is created with a loopback device e.g., "ip -6 nexthop add id 100 dev lo", fib6nhinit misclassifies it as a reject route...

CVE-2026-23300

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: fix panic when IPv4 route references loopback IPv6 nexthop When a standalone IPv6 nexthop object is created with a loopback device e.g., "ip -6 nexthop add id 100 dev lo", fib6nhinit misclassifies it as a reject route...

CVE-2025-71097

In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix reference count leak when using error routes with nexthop objects When a nexthop object is deleted, it is marked as dead and then fibtableflush is called to flush all the routes that are using the dead nexthop. The...

CVE-2025-71097 ipv4: Fix reference count leak when using error routes with nexthop objects

In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix reference count leak when using error routes with nexthop objects When a nexthop object is deleted, it is marked as dead and then fibtableflush is called to flush all the routes that are using the dead nexthop. The...

CVE-2025-71097 ipv4: Fix reference count leak when using error routes with nexthop objects

In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix reference count leak when using error routes with nexthop objects When a nexthop object is deleted, it is marked as dead and then fibtableflush is called to flush all the routes that are using the dead nexthop. The...

PT-2026-27665

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s IPv6 networking subsystem. Specifically, a panic can occur when an IPv4 route references a loopback IPv6 nexthop. This happens because fib6 nh init...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987640)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987640 advisory. In the Linux kernel, the following vulnerability has been resolved: net: ipv4: fix route with nexthop object delete warning FRR folks have hit a kernel warning1 whil...

EUVD-2022-55112

In the Linux kernel, the following vulnerability has been resolved: net: ipv4: fix route with nexthop object delete warning FRR folks have hit a kernel warning1 while deleting routes2 which is caused by trying to delete a route pointing to a nexthop id without specifying nhid but matching on an...

CVE-2025-39851

In the Linux kernel, the following vulnerability has been resolved: vxlan: Fix NPD when refreshing an FDB entry with a nexthop object VXLAN FDB entries can point to either a remote destination or an FDB nexthop group. The latter is usually used in EVPN deployments where learning is disabled...

SUSE CVE-2022-49092

In the Linux kernel, the following vulnerability has been resolved: net: ipv4: fix route with nexthop object delete warning FRR folks have hit a kernel warning1 while deleting routes2 which is caused by trying to delete a route pointing to a nexthop id without specifying nhid but matching on an...

CVE-2022-49092

In the Linux kernel, the following vulnerability has been resolved: net: ipv4: fix route with nexthop object delete warning FRR folks have hit a kernel warning1 while deleting routes2 which is caused by trying to delete a route pointing to a nexthop id without specifying nhid but matching on an...

DEBIAN-CVE-2022-49092

In the Linux kernel, the following vulnerability has been resolved: net: ipv4: fix route with nexthop object delete warning FRR folks have hit a kernel warning1 while deleting routes2 which is caused by trying to delete a route pointing to a nexthop id without specifying nhid but matching on an...

CVE-2022-49092 net: ipv4: fix route with nexthop object delete warning

In the Linux kernel, the following vulnerability has been resolved: net: ipv4: fix route with nexthop object delete warning FRR folks have hit a kernel warning1 while deleting routes2 which is caused by trying to delete a route pointing to a nexthop id without specifying nhid but matching on an...

CVE-2022-49092

CVE-2022-49092 concerns a Linux kernel net/ipv4 routing issue where deleting a route that points to a nexthop ID (without nhid) triggers a warning in fib_nh_match when a nexthop object is present. The root cause is a match operation on a fib_info with a nexthop object; the fix is to skip such mat...

CVE-2022-49092 net: ipv4: fix route with nexthop object delete warning

In the Linux kernel, the following vulnerability has been resolved: net: ipv4: fix route with nexthop object delete warning FRR folks have hit a kernel warning1 while deleting routes2 which is caused by trying to delete a route pointing to a nexthop id without specifying nhid but matching on an...

CVE-2022-49092

In the Linux kernel, the following vulnerability has been resolved: net: ipv4: fix route with nexthop object delete warning FRR folks have hit a kernel warning1 while deleting routes2 which is caused by trying to delete a route pointing to a nexthop id without specifying nhid but matching on an...

DEBIAN-CVE-2022-48999

In the Linux kernel, the following vulnerability has been resolved: ipv4: Handle attempt to delete multipath route when fibinfo contains an nh reference Gwangun Jung reported a slab-out-of-bounds access in fibnhmatch: fibnhmatch+0xf98/0x1130 linux-6.0-rc7/net/ipv4/fibsemantics.c:961...