PT-2026-72508

In the Linux kernel, the following vulnerability has been resolved: netfilter: nft lookup: fix catchall element handling with inverted lookups nft lookup eval decides whether a lookup matched found from the direct set lookup and priv-invert before falling back to the catchall element used by...

PT-2026-72506

In the Linux kernel, the following vulnerability has been resolved: cifs: validate DFS referral string offsets parse dfs referrals validates that the response header and referral array fit in the received buffer, but each referral also contains string offsets supplied by the server. Those offsets...

PT-2026-72608

In the Linux kernel, the following vulnerability has been resolved: md/raid5: avoid R5 Overlap races while breaking stripe batches KCSAN report a race in break stripe batch list vs. raid5 make request on sh-devi.flags plain word write vs. atomic bit op.. and .. one possible scenario is: CPU1 CPU2...

PT-2026-72632

In the Linux kernel, the following vulnerability has been resolved: flow dissector: check device type before reading ETH ADDRS skb flow dissect unconditionally reads 12 bytes from eth hdrskb when FLOW DISSECTOR KEY ETH ADDRS is requested. This assumes the skb has a valid Ethernet header at mac...

PT-2026-72593

In the Linux kernel, the following vulnerability has been resolved: net: udp tunnel: prevent double queueing in udp tunnel nic device sync Yue Sun reported a use-after-free and debugobjects warning in udp tunnel nic device sync work during concurrent device operations. The workqueue core clears t...

PT-2026-72564

In the Linux kernel, the following vulnerability has been resolved: afs: Fix misplaced inc of net-cells outstanding Fix net-cells outstanding being incremented before the check for failure of idr alloc cyclic, leaving the count incremented on error...

PT-2026-72651

In the Linux kernel, the following vulnerability has been resolved: xfrm: Fix dev use-after-free in xfrm async resumption xfrm async resumption hold skb-dev refcnt until after transport finish. However, xfrm rcv cb may modify skb-dev to tunnel dev without taking device reference, such as vti rcv...

PT-2026-72660

In the Linux kernel, the following vulnerability has been resolved: nfs: use nfsi-rwsem to protect traversal of the file lock list Lingfeng identified a bug and suggested two solutions, but both appear to have issues. Generally, we cannot release flc lock while iterating over the file lock list t...

PT-2026-72689

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt re: Initialize dpi variable to zero dpi is initialized only for BNXT RE ALLOC WC PAGE, but copied for all the cases. So initialize the dpi to 0...

PT-2026-72693

In the Linux kernel, the following vulnerability has been resolved: sockmap: Fix use-after-free in udp bpf recvmsg syzbot reported use-after-free of struct sk msg in sk msg recvmsg. 0 sk msg recvmsg peeks sk msg from psock-ingress msg under a lock, but its processing is lockless. Thus, sk msg...

PT-2026-72714

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: Fix kernel heap address leak in bounce error event The comment above bounce error event documents that user clients should receive SNDRV SEQ EVENT BOUNCE with the original event embedded as variable-length data, while...

PT-2026-72726

In the Linux kernel, the following vulnerability has been resolved: net/sched: cls flow: Dont expose folded kernel pointers The flow classifier falls back to addr fold for fields that are missing from packet headers. In map mode, userspace controls mask, xor, rshift, addend and divisor, and can...

PT-2026-72738

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci core: Fix UAF in hci unregister dev hci unregister dev does not disable cmd timer and ncmd timer before the hci dev structure is freed. If a timeout fires during device teardown, the callback dereferences freed...

PT-2026-72754

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock cloning inline extent when using flushoncommit In commit b48c980b6a7e "btrfs: fix deadlock between reflink and transaction commit when using flushoncommit" a deadlock was fixed between reflinks and transaction...

PT-2026-72792

In the Linux kernel, the following vulnerability has been resolved: vhost: fix vhost get avail idx for a non empty ring vhost get avail idx is supposed to report whether it has updated vq-avail idx. Instead, it returns whether all entries have been consumed, which is usually the same. But not...

PT-2026-72790

In the Linux kernel, the following vulnerability has been resolved: bpf: Take mmap lock in zap pages zap vma range requires the owning mm's mmap lock to be held. Taking mmap read lock under arena-lock would AB-BA against arena vm close and arena map mmap, both of which run with mmap write lock he...

PT-2026-72770

In the Linux kernel, the following vulnerability has been resolved: RDMA/nldev: Fix locking when accessing mr-pd Sashiko points out that, due to rereg mr, the PD is actually variable and all the touches in nldev are racy. Use mr-device instead of mr-pd-device. Getting the PD restrack ID is more...

PT-2026-72810

In the Linux kernel, the following vulnerability has been resolved: md/raid1,raid10: fix error-path detection with md cloned bio Detect the error path using md cloned bio instead of relying on r1 bio in raid1 or r10 bio-read slot in raid10, which may be NULL or -1 after splitting and resubmitting...

PT-2026-72246

In the Linux kernel, the following vulnerability has been resolved: net/sched: act ct: preserve tc skb cb across defragmentation tcf ct handle fragments calls nf ct handle fragments without saving and restoring skb-cb. The defrag helper clears IPCB/IP6CB, which aliases the tc skb cb/qdisc skb cb...

PT-2026-72538

In the Linux kernel, the following vulnerability has been resolved: netfilter: xt u32: reject invalid shift counts u32 match it executes rule-supplied shift operands on a 32-bit value. A malformed u32 rule can provide a shift count of 32 or more, triggering an undefined shift out-of-bounds during...