PT-2026-121963

In the Linux kernel, the following vulnerability has been resolved: namespace: remove the fsnotify marks of a mount namespace in process context mnt ns release drops the last passive reference of a mount namespace and removes its fanotify marks via fsnotify mntns delete. That takes the mutex of...

PT-2026-121967

In the Linux kernel, the following vulnerability has been resolved: namespace: check a submount for references right before unmounting it shrink submounts and mark mounts for expiry first collect all the mounts they are allowed to unmount and then unmount them. Whether a mount is busy is decided ...

PT-2026-121979

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: validate pitch coming from userspace Validate the pitch, alongside the box dimensions before trying to copy data from the underlying surface. Fixes possible out of bounds reads with cursor snooping...

PT-2026-121965

In the Linux kernel, the following vulnerability has been resolved: namespace: keep covered mounts covered in OPEN TREE NAMESPACE open treeOPEN TREE NAMESPACE creates a new mount namespace from a copy of the tree at the given path. The caller needs to be privileged over its current user namespace...

PT-2026-121962

In the Linux kernel, the following vulnerability has been resolved: namespace: check the mounts before reading their parents in pivot root path pivot root reads the parents of new root and of the caller's root and checks whether they are shared before it checks that either mount is in the caller'...

PT-2026-121994

In the Linux kernel, the following vulnerability has been resolved: riscv: errata: select RISCV ALTERNATIVE EARLY for THEAD GHOSTWRITE errata probe ghostwrite only marks the CPU as vulnerable when it is called at the RISCV ALTERNATIVES EARLY BOOT stage, and the mitigation in ghostwrite enable...

PT-2026-121968

In the Linux kernel, the following vulnerability has been resolved: namespace: queue a mount only once for mount notifications mnt notify add puts a mount on notify list. It doesn't check whether the mount is on the list already. That's fine as long as every mount is queued at most once per...

PT-2026-122054

In the Linux kernel, the following vulnerability has been resolved: ipv4: udp: Create exceptions before socket matching Currently, when ICMP Fragmentation Needed and Redirect Message packets are locally delivered and quote a UDP packet, a FIB nexthop exception FNHE is only created if the kernel c...

PT-2026-122024

In the Linux kernel, the following vulnerability has been resolved: gve: fix XSK buffer leak when rings are stopped GVE does not free XSK buffers when resetting ring state as a part of stopping queues. This causes all XSK buffers which are posted to the NIC to be leaked. Free XSK buffers attached...

PT-2026-122028

In the Linux kernel, the following vulnerability has been resolved: fsverity: RCU-delay the freeing of struct fsverity info fsverity get info calls rhashtable lookup fast, which just uses rcu read lock and doesn't directly synchronize with fsverity remove info. For the same inode this isn't a...

PT-2026-122047

In the Linux kernel, the following vulnerability has been resolved: ipv6: do not warn on route notification size race fib6 info hw flags set sizes the skb with rt6 nlmsg size and later fills it with rt6 fill node. With nexthop compatibility mode enabled, a concurrent replacement can grow the grou...

PT-2026-122046

In the Linux kernel, the following vulnerability has been resolved: Input: ati remote2 - fix type confusion in device attribute handlers Previously, the channel mask and mode mask attributes were registered on the parent usb device via sysfs create group. When commit b20d6bf8014b "Input:...

PT-2026-122036

In the Linux kernel, the following vulnerability has been resolved: wireguard: noise: reject response consumption after intermediate initiation Two threads begin processing the identical response message, received twice. The first thread, A, runs. While it's running, the second one, B, gets partw...

PT-2026-122029

In the Linux kernel, the following vulnerability has been resolved: selinux: preserve NATIVE LABELS on already-initialized sb in set mnt opts When an NFSv4 filesystem exported with security label is mounted a second time, sget fc returns the existing superblock and nfs get root calls security sb...

PT-2026-122053

In the Linux kernel, the following vulnerability has been resolved: ipv6: udp: Create exceptions before socket matching Currently, when ICMPv6 Packet Too Big and Redirect Message packets are locally delivered and quote a UDP packet, an exception is only created in the IPv6 exception cache if the...

PT-2026-122026

In the Linux kernel, the following vulnerability has been resolved: gpio: xilinx: fix runtime PM leak on request error path pm runtime get sync leaves the usage counter incremented even when it fails, and xgpio request returns the error without dropping it. gpiolib does not call -free when -reque...

PT-2026-122048

In the Linux kernel, the following vulnerability has been resolved: ipv4: do not warn on route notification size race Commit 680aea08e78c "net: ipv4: Emit notification when fib hardware flags are changed" added asynchronous route notifications for hardware flag changes. fib alias hw flags set siz...

PT-2026-122044

In the Linux kernel, the following vulnerability has been resolved: btrfs: scrub: fix local root reference leak in scrub print warning inode When paths from inode fails, scrub print warning inode jumps to err without dropping the reference taken by btrfs get fs root, leaking a reference to the ro...

PT-2026-122023

In the Linux kernel, the following vulnerability has been resolved: gve: fix XSK buffer leak on error descriptor When the error bit is set in the RX completion descriptor, the buf state and its attached buffer should be freed. In the case of AF XDP ZC, the XSK buffer was not freed, leading to a...

PT-2026-122032

In the Linux kernel, the following vulnerability has been resolved: tcp: reject net iov in zerocopy receive mapping hints After copying a readable prefix, receive fallback to copy asks tcp zerocopy set hint for skb where page mapping can resume. If the next skb is unreadable, find next mappable...