PT-2026-79605

In the Linux kernel, the following vulnerability has been resolved: mm/page table check: skip special zero mappings page table check set and page table check clear account mappings based on PageAnon. Shared zero-page PTEs and huge zero PMDs are special mappings, but page table check can still...

PT-2026-79609

In the Linux kernel, the following vulnerability has been resolved: Revert "thermal/drivers/hwmon: Cleanup coding style a bit" Revert commit 030a48b0f6ce "thermal/drivers/hwmon: Cleanup coding style a bit" that introduced a use-after-free into the error path of thermal add hwmon sysfs by removing...

PT-2026-79705

In the Linux kernel, the following vulnerability has been resolved: net/sched: cls api: Always acquire rtnl lock when destroying locked classifiers Another challenge with unlocked filters. There is a short window in tc new tfilter where a tcf proto can be found and briefly referenced by a totally...

PT-2026-79719

In the Linux kernel, the following vulnerability has been resolved: bpf: tcp: Fix use-after-free in bpf iter tcp established batch reqsk queue hash req publishes a TCP NEW SYN RECV request sock onto the ehash chain, drops the bucket lock, and only afterwards sets rsk refcnt to 3. Lockless readers...

PT-2026-79688

In the Linux kernel, the following vulnerability has been resolved: Input: evdev - sanitize event type index when fetching event masks The user-supplied event type index passed to EVIOCGMASK / EVIOCSMASK ioctls is used to index the static counts array in evdev get mask cnt and client evmasks arra...

PT-2026-79730

In the Linux kernel, the following vulnerability has been resolved: enic: fix tx hang reset use-after-free on device removal enic remove cancels the reset and change mtu work items but does not cancel tx hang reset. A TX timeout that fires while the device is being removed can schedule enic tx ha...

PT-2026-79666

In the Linux kernel, the following vulnerability has been resolved: mac802154: fix netdev use-after-free in beacon worker mac802154 beacon worker reads local-beacon req under RCU and derives the sub-interface from the request, but then drops the RCU read lock and continues to use both sdata and t...

PT-2026-79729

In the Linux kernel, the following vulnerability has been resolved: ipvs: avoid out-of-bounds write in ip vs nat icmp Sashiko warns that local attacker can modify the packet while it is processed by IPVS. Some places read the IP ihl field multiple times which can cause out-of-bounds access. One...

PT-2026-79625

In the Linux kernel, the following vulnerability has been resolved: net/sched: act gact, act police: range check the fallback control action tcf action check ctrlact range checks the primary control action: if !opcode ret = action TC ACT VALUE MAX ? -EINVAL : 0; TC ACT VALUE MAX is TC ACT TRAP, s...

PT-2026-79591

In the Linux kernel, the following vulnerability has been resolved: sctp: clear new transport when removing a peer sctp process asconf param stores a newly added peer transport in asoc-new transport. After all parameters in the ASCONF chunk have been processed, sctp sf do asconf uses this pointer...

PT-2026-79603

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix Route Information option length validation rt6 route rcv validates the Route Information option RFC 4191 length against the prefix length, but both checks are off by one. rinfo-length is the ND option length in units of...

PT-2026-79722

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fw tracer, return NULL on create error Tracer creation can fail by returning either NULL or ERR PTR. The return value is stored without a check on the device, and users treat ERR PTR and NULL the same way. This also...

PT-2026-79640

In the Linux kernel, the following vulnerability has been resolved: fbdev: bitblit: bound-check glyph index in bit cursor bit cursor fetches the glyph under the cursor with c = scr readwvc pos; src = vc font.data + c & charmask w height; where charmask is 0x1ff when vc hi font mask is set. The...

PT-2026-79604

In the Linux kernel, the following vulnerability has been resolved: mm/ptdump: always stabilise against page table freeing using init mm Previous commits have established the invariant that kernel page table freeing is performed while an mmap read lock on init mm is held, which fixes races betwee...

PT-2026-79597

In the Linux kernel, the following vulnerability has been resolved: ima: Instantiate file truncate and path truncate hooks Instantiate the file truncate and path truncate LSM hooks to reset the action cache flags IMA DONE MASK as soon as truncation is requested, so the file, based on policy, is...

PT-2026-79697

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix TOCTOU race between smc listen out and listener close smc listen out reads lsmc-sk.sk state without the listener lock, then acquires lock sock nested only after the check passes. This opens a window where smc close...

PT-2026-79631

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ntb netdev rx handler function where the received skb socket buffer is passed to the network stack before a replacement is allocated. If the allocation fails, no...

PT-2026-79606

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Use current context for safe per-CPU buffer swap The ring buffer swap cpu function currently checks the per-CPU committing counter to determine if a buffer is actively being written to before performing the swap...

PT-2026-79710

In the Linux kernel, the following vulnerability has been resolved: udp: fix potential use-after-free in tunnel segmentation skb udp tunnel segment gets the UDP header before ensuring the tunnel header is in the skb head. If the pull reallocates skb-head, the saved UDP header pointer is no longer...

PT-2026-79680

In the Linux kernel, the following vulnerability has been resolved: vt: stabilize tty reference in kbd keycode with tty port tty get kbd keycode reads vc-port.tty without acquiring a tty reference, racing against con shutdown which clears port.tty under a different lock. Use tty port tty get/tty...