EUVD-2026-86794

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix fib6 walker UAF on seq stop ipv6routeiteractive treats a walker in FWSU at the table root as already unlinked. fib6delroute can move a still-linked walker into that same state when the current leaf is the last route at...

CVE-2026-97940 ipv6: fix fib6 walker UAF on seq stop

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix fib6 walker UAF on seq stop ipv6routeiteractive treats a walker in FWSU at the table root as already unlinked. fib6delroute can move a still-linked walker into that same state when the current leaf is the last route at...

CVE-2026-97939 ipmr: account multicast table and route memory

In the Linux kernel, the following vulnerability has been resolved: ipmr: account multicast table and route memory A netadmin in a user+net namespace can create many IPv4 and IPv6 multicast routing tables with MRTTABLE and MRT6TABLE. Each unseen id allocates an mrtable via the shared mrtablealloc...

EUVD-2026-86793

In the Linux kernel, the following vulnerability has been resolved: ipmr: account multicast table and route memory A netadmin in a user+net namespace can create many IPv4 and IPv6 multicast routing tables with MRTTABLE and MRT6TABLE. Each unseen id allocates an mrtable via the shared mrtablealloc...

CVE-2026-97602 inet: frags: invalidate queues before flushing them

In the Linux kernel, the following vulnerability has been resolved: inet: frags: invalidate queues before flushing them fqdirpreexit flushes the skbs from incomplete queues without changing their completion state. A fragment which found a queue before highthresh was cleared can then acquire the...

EUVD-2026-86728

In the Linux kernel, the following vulnerability has been resolved: ipv6: flowlabel: cap duplicate leases per socket ipv6flowlabelget allocates an ipv6flsocklist entry for every successful GET. The recheck path for a compatible existing flowlabel links another lease without applying any lease...

CVE-2026-97597 ipv6: flowlabel: cap duplicate leases per socket

In the Linux kernel, the following vulnerability has been resolved: ipv6: flowlabel: cap duplicate leases per socket ipv6flowlabelget allocates an ipv6flsocklist entry for every successful GET. The recheck path for a compatible existing flowlabel links another lease without applying any lease...

CVE-2026-97597

The Linux kernel contains a vulnerability in the ipv6 flowlabel mechanism where the ipv6_flowlabel_get() function fails to apply lease admission checks during the recheck path for compatible existing flowlabels. This allows repeated GET requests for a shareable label to grow a socket's lease list...

CVE-2026-97597 ipv6: flowlabel: cap duplicate leases per socket

In the Linux kernel, the following vulnerability has been resolved: ipv6: flowlabel: cap duplicate leases per socket ipv6flowlabelget allocates an ipv6flsocklist entry for every successful GET. The recheck path for a compatible existing flowlabel links another lease without applying any lease...

CVE-2026-97597

In the Linux kernel, the following vulnerability has been resolved: ipv6: flowlabel: cap duplicate leases per socket ipv6flowlabelget allocates an ipv6flsocklist entry for every successful GET. The recheck path for a compatible existing flowlabel links another lease without applying any lease...

ROS-20260925-73-0055

The vulnerability in the kernel-lt is related to the failure to release resources after their useful period has ended. Exploiting this vulnerability allows a remote attacker to cause service interruptions through specially created IPv6 traffic...

PT-2026-98759

Name of the Vulnerable Software and Affected Versions Linux Kernel affected versions not specified Description An issue exists in the ipv6 srh rcv function where the network header is not correctly restored before routing and forwarding. When segments left is greater than 0, the function...

CVE-2026-97940: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix fib6 walker UAF on seq stop ipv6routeiteractive treats a walker in FWSU at the table root as already unlinked. fib6delroute can move a still-linked walker into that same state when the current leaf is the last route at...

CVE-2026-97974: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipv6: null-check fib6node before accessing in ip6delrtsiblings syzbot reported a null-ptr-deref in ip6delrtsiblings 0. The stack trace hinted towards a null dereference of rt-fib6node when fn-leaf is accessed in ip6delrtsiblings...

CVE-2026-98096: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: restore network header before routing and forwarding ipv6srhrcv runs with skb-data at the Segment Routing Header SRH while skbnetworkheader points at the IPv6 header. When segmentsleft 0, ipv6srhrcv previously restored...

CVE-2026-97597: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipv6: flowlabel: cap duplicate leases per socket ipv6flowlabelget allocates an ipv6flsocklist entry for every successful GET. The recheck path for a compatible existing flowlabel links another lease without applying any lease...

PT-2026-98542

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux kernel where fqdir pre exit flushes socket buffers skbs from incomplete queues without updating their completion state. This allows a fragment to acquire a...

PT-2026-98604

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Use-After-Free UAF issue exists in the IPv6 implementation. The function ipv6 route iter active incorrectly identifies a walker in the FWS U state at the table root as already unlinked...

CVE-2026-97940

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix fib6 walker UAF on seq stop ipv6routeiteractive treats a walker in FWSU at the table root as already unlinked. fib6delroute can move a still-linked walker into that same state when the current leaf is the last route at...

CVE-2026-98099: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: use rcuassignpointer for rcu list updates Several places in net/ipv6/mcast.c update RCU-protected lists np-ipv6mclist, idev-mclist, idev-mctomb using direct pointer assignments instead of rcuassignpointer: 1. In...