Linux Distros Unpatched Vulnerability : CVE-2026-64572

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipv4: fib: free fibalias with kfreercu on insert error path fibtableinsert publishes newfa into the leaf's falist with fibinsertalias before calling the fib ent...

CVE-2026-63968

A flaw was found in the Linux kernel's IPv6 networking stack. A local attacker could trigger an infinite loop within the fib6selectpath function. This occurs when a writer removes an entry from a list without proper synchronization with readers, causing the list traversal to never terminate. This...

SUSE CVE-2026-63968

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible infinite loop in fib6selectpath Found while auditing the same pattern Sashiko reported in rt6fillnode 1. Apply the same fix as commit f8d8ce1b515a "ipv6: fix possible infinite loop in fib6infousesdev". Writers...

CVE-2026-63968

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible infinite loop in fib6selectpath Found while auditing the same pattern Sashiko reported in rt6fillnode 1. Apply the same fix as commit f8d8ce1b515a "ipv6: fix possible infinite loop in fib6infousesdev". Writers...

CVE-2026-63969

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible infinite loop in rt6fillnode Sashiko reported this issue 1. Apply the same fix as commit f8d8ce1b515a "ipv6: fix possible infinite loop in fib6infousesdev". Writers holding tb6lock can listdelrcu&rt-fib6sibling...

CVE-2026-63969 ipv6: fix possible infinite loop in rt6_fill_node()

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible infinite loop in rt6fillnode Sashiko reported this issue 1. Apply the same fix as commit f8d8ce1b515a "ipv6: fix possible infinite loop in fib6infousesdev". Writers holding tb6lock can listdelrcu&rt-fib6sibling...

PT-2026-61285

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the IPv6 implementation where an infinite loop can occur within the fib6 select path function. This happens because writers holding the tb6 lock may execute list del rcu...

SUSE CVE-2026-53214

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix a potential NPD in cleanupprefixroute addrconfgetprefixroute can return the fib6nullentry sentinel entry which has a NULL fib6table pointer. Therefore, before setting the route's expiration time, check that we are not...

CVE-2026-53214

The CVE-2026-53214 entry concerns the Linux kernel IPv6 code. The vulnerability occurs when addrconf_get_prefix_route() can return the fib6_null_entry sentinel, which has a NULL fib6_table pointer. Before setting a route’s expiration time, the code must verify that it is not operating on the fib6...

CVE-2026-53214 ipv6: Fix a potential NPD in cleanup_prefix_route()

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix a potential NPD in cleanupprefixroute addrconfgetprefixroute can return the fib6nullentry sentinel entry which has a NULL fib6table pointer. Therefore, before setting the route's expiration time, check that we are not...

CVE-2026-53134 netfilter: nft_fib: fix stale stack leak via the OIFNAME register

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftfib: fix stale stack leak via the OIFNAME register For NFTFIBRESULTOIFNAME the destination register is declared with len = IFNAMSIZ four 32-bit registers, but on the lookup-fail, RTNLOCAL and oif-mismatch paths...

CVE-2026-53134 netfilter: nft_fib: fix stale stack leak via the OIFNAME register

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftfib: fix stale stack leak via the OIFNAME register For NFTFIBRESULTOIFNAME the destination register is declared with len = IFNAMSIZ four 32-bit registers, but on the lookup-fail, RTNLOCAL and oif-mismatch paths...

CVE-2026-53134

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftfib: fix stale stack leak via the OIFNAME register For NFTFIBRESULTOIFNAME the destination register is declared with len = IFNAMSIZ four 32-bit registers, but on the lookup-fail, RTNLOCAL and oif-mismatch paths...

PT-2026-52230

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A stale stack leak exists in the netfilter nft fib component. When using the NFT FIB RESULT OIFNAME result type, the destination register is declared with a length of IFNAMSIZ, but certa...

CVE-2026-53012 nexthop: fix IPv6 route referencing IPv4 nexthop

In the Linux kernel, the following vulnerability has been resolved: nexthop: fix IPv6 route referencing IPv4 nexthop syzbot reported a panic 1 2. When an IPv6 nexthop is replaced with an IPv4 nexthop, the hasv4 flag of all groups containing this nexthop is not updated. This is because...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ipv4: A reference count leak was fixed 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 routes that use the dead nexthop. The...

PT-2026-52309

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Null Pointer Dereference NPD can occur in the IPv6 implementation. The function addrconf get prefix route may return a fib6 null entry sentinel entry that contains a NULL fib6 table...

CVE-2026-46260

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix out-of-bound access in fib6addrt2node. syzbot reported out-of-bound read in fib6addrt2node. 0 When IPv6 route is created with RTANHID, struct fib6info does not have the trailing struct fib6nh. The cited commit started t...

CVE-2026-46260

The CVE-2026-46260 entry is supported by multiple connected sources detailing a kernel IPv6 out-of-bounds read when creating an IPv6 route with RTA_NH_ID, due to fib6_info not containing trailing fib6_nh and an unsafe read of iter->fib6_nh. The fix adds a check of iter->nh before dereferenc...

SUSE CVE-2026-46099

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: fix NOREF dst use in seg6 and rpl lwtunnels seg6inputcore and rplinput call ip6routeinput which sets a NOREF dst on the skb, then pass it to dstcachesetip6 invoking dsthold unconditionally. On PREEMPTRT, ksoftirqd is...