PT-2026-121987

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: free the skb when the DLC has no owner rfcomm recv data hands the skb to d-data ready and returns 0 without freeing it, so the callback owns the skb from that point on. The tty implementation frees it when the...

PT-2026-122002

In the Linux kernel, the following vulnerability has been resolved: openvswitch: fix soft lockup in the netlink flow dump A production compute node carrying a few thousand datapath flows hit a soft lockup inside a single netlink flow dump and panicked. ovs flow cmd dump calls ovs flow stats get f...

PT-2026-122008

In the Linux kernel, the following vulnerability has been resolved: net: bridge: avoid recursive multicast port cleanup br multicast sg del exclude ports removes automatically added STAR EXCL port groups by calling br multicast del pg. For S,G entries, that deletion calls back into br multicast s...

PT-2026-122009

In the Linux kernel, the following vulnerability has been resolved: net/smc: protect clcsock lifetime in smc getname smc getname dereferences smc-clcsock without holding clcsock release lock. Link-group termination can release the CLC socket through smc close active abort while the SMC socket is...

PT-2026-122010

In the Linux kernel, the following vulnerability has been resolved: net/packet: guard the ll header push in packet rcv spkt packet rcv spkt restores the link layer header with skb pushskb, skb-data - skb mac headerskb; That subtraction is only meaningful when the device actually has a link layer...

PT-2026-122012

In the Linux kernel, the following vulnerability has been resolved: mmc: mtk-sd: Cancel request timeout work on remove The driver queues req timeout while a request is active. msdc request done uses cancel delayed work, which does not wait for a timeout callback that has already started. The...

PT-2026-122014

In the Linux kernel, the following vulnerability has been resolved: dm-crypt: reject the lmk IV mode with AEAD ciphers A "capi:" table line that pairs an AEAD cipher with the lmk IV mode, for example "capi:gcmaes-lmk" with the integrity:28:aead option, causes an oops when it is loaded. lmk sets...

PT-2026-122018

In the Linux kernel, the following vulnerability has been resolved: ip6 gre: remove obsolete ERSPAN PMTU update A tc tunnel key action can attach a METADATA IP TUNNEL dst to an skb, and mirred can redirect it to a native ip6erspan device. The legacy PMTU update in ip6erspan tunnel xmit treats tha...

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-2026-122031

In the Linux kernel, the following vulnerability has been resolved: tipc: destroy topsrv workqueues before closing connections tipc topsrv stop closed subscriber connections while the topology server's send and receive workqueues were still running. Socket callbacks and subscription events could...

PT-2026-122038

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: fix P2P device removal race in brcmf detach When the driver is removed while the user space process that created the P2P device e.g. wpa supplicant is still exiting, the P2P device interface is removed twice and t...

PT-2026-122040

In the Linux kernel, the following vulnerability has been resolved: dm ioctl: don't let data start run past the buffer struct dm ioctl has seven bytes of trailing padding, so the smallest buffer userspace is allowed to ask for, offsetofstruct dm ioctl, data, is seven bytes shorter than sizeofstru...

PT-2026-122055

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Prevent stale XSK buffer release on MPWQE refill retry With AF XDP on a striding RQ, mlx5e defers releasing XSK buffers until an MPWQE is refilled. If XSK allocation then returns -ENOMEM, actual wq head is not advanced...

PT-2026-122056

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Prevent stale XSK buffer release on refill retry When an XDP redirect to an AF XDP socket fails because its RX ring is full, the XSK core frees the buffer. During the subsequent batched refill of a legacy cyclic RQ,...

PT-2026-122057

In the Linux kernel, the following vulnerability has been resolved: fs: Free any excess xarray nodes in clear inode For many years we've had a hard to hit leak of xarray nodes. Hugh documented it well in commit 786b31121a2c. Recently people and syzbot have found ways to force it to happen with...

PT-2026-122058

In the Linux kernel, the following vulnerability has been resolved: bnxt en: fix DMA mapping length for padded small packets Stefan Fleischmann reported Intel IOMMU DMA Read faults on BCM57412 NetXtreme-E NICs when transmitting packets on VLAN/macvlan interfaces: DMAR: DMA Read NO PASID Request...

PT-2026-122059

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Use active memslots for the per-vCPU MMIO cache KVM tags the per-vCPU MMIO cache with a memslot generation so that a memslot update invalidates cached MMIO information. Both the fill and validation paths use kvm memslot...

PT-2026-122064

In the Linux kernel, the following vulnerability has been resolved: dm-integrity: fix NULL pointer dereference when the 'R' flag is used If the dm-integrity device has the SB FLAG DIRTY BITMAP flag set and the user activates the device in the 'R' mode, a crash in dm integrity resume happens becau...

PT-2026-121898

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Remove sink usage from DPMS Why stream-sink is optional and can be null, so should always be checked before dereference. Additionally, most of its usage in DPMS sequences is for stream-sink-link, which can be...

PT-2026-121969

In the Linux kernel, the following vulnerability has been resolved: namespace: don't copy an unmounted mount tree may copy tree accepts a mount whose root is an nsfs or pidfs file before it checks whether that mount is mounted. This exception exists for nsfs and pidfs mounts. They are part of no...