EUVD-2026-64594

In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix fibnlmsgsize for RTAVIA nexthops fibnlmsgsize still estimates nexthop space as if every gateway is encoded as an IPv4 RTAGATEWAY attribute. IPv4 routes can also carry an IPv6 gateway, which fibnexthopinfo dumps as RTAVI...

CVE-2026-72421

In the Linux kernel, the following vulnerability has been resolved: ipv4: fib: Don't ignore error route in local/main tables. When CONFIGIPMULTIPLETABLES is enabled but no rule is added, fiblookup performs route lookup directly on two tables. Since the first lookup does not properly bail out, the...

CVE-2026-74289 ipv4: fib: Don't dump dying fib_info in fib_leaf_notify().

In the Linux kernel, the following vulnerability has been resolved: ipv4: fib: Don't dump dying fibinfo in fibleafnotify. syzbot reported use-after-free in nsimfib4prepareevent. 0 The problem is that the following functions call fibinfohold / refcountinc while dumping fibinfo under RCU, which is...

EUVD-2026-59320

In the Linux kernel, the following vulnerability has been resolved: ipv4: fib: Don't ignore error route in local/main tables. When CONFIGIPMULTIPLETABLES is enabled but no rule is added, fiblookup performs route lookup directly on two tables. Since the first lookup does not properly bail out, the...

SUSE CVE-2026-64572

In the Linux kernel, the following vulnerability has been resolved: ipv4: fib: free fibalias with kfreercu on insert error path fibtableinsert publishes newfa into the leaf's falist with fibinsertalias before calling the fib entry notifiers. When a notifier fails, the error path removes newfa wit...

EUVD-2026-53266

In the Linux kernel, the following vulnerability has been resolved: ipv4: fib: free fibalias with kfreercu on insert error path fibtableinsert publishes newfa into the leaf's falist with fibinsertalias before calling the fib entry notifiers. When a notifier fails, the error path removes newfa wit...

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...

DEBIAN-CVE-2022-3435

A vulnerability classified as problematic has been found in Linux Kernel. This affects the function fibnhmatch of the file net/ipv4/fibsemantics.c of the component IPv4 Handler. The manipulation leads to out-of-bounds read. It is possible to initiate the attack remotely. It is recommended to appl...