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-2026-79618

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: avoid refilling the RX queue after teardown Commit b917507e5ad9 "vsock/virtio: stop workers during the .remove" made the RX worker jump to its common exit when rx run is clear. That exit still refills the RX queue...

PT-2026-79642

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix group leader use-after-free after sibling detach perf group detach handles leader and sibling detach differently. When the group leader is detached, all siblings are promoted to singleton events and their group...

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-2026-79705

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-2026-79730

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-2026-79633

In the Linux kernel, the following vulnerability has been resolved: net/x25: fix use-after-free of the socket by its timers The x25 timers are armed with mod timer and cancelled with timer delete, so a pending timer holds no reference on the socket and a cancel does not wait for a callback alread...

PT-2026-79594

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix sk redir use-after-free in send verdict sk psock msg verdict takes a socket reference for psock-sk redir. tcp bpf send verdict copies that pointer while holding the source socket lock, but does not take a...

PT-2026-79619

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: read virtqueues under worker locks Commit bd50c5dc182b "vsock/virtio: add support for device suspend/resume" made the run flags transition from false to true when restore installs replacement virtqueues. The RX, TX...

PT-2026-79635

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent in6 dev get from resurrecting inet6 dev in6 dev get reads dev-ip6 ptr under RCU and then unconditionally increments its refcount. Device teardown can clear the pointer and drop the last reference between these...

PT-2026-79613

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fix use-after-free in cifs try adding channels cifs try adding channels takes a temporary reference to an interface before dropping iface lock. If cifs ses add channel fails, it drops that reference and then incremen...

PT-2026-79592

In the Linux kernel, the following vulnerability has been resolved: sctp: fix use-after-free of cached ASCONF chunk addip last asconf caches the outstanding outbound ASCONF chunk. The normal ASCONF-ACK completion path releases the chunk and clears the pointer. However, sctp asconf queue teardown...

PT-2026-79611

In the Linux kernel, the following vulnerability has been resolved: eventfs: Fix use-after-free in eventfs remove rec eventfs remove rec recursively removes the child at the current loop position. After the recursive call returns, list for each entry advances by reading list.next from the removed...

PT-2026-79665

In the Linux kernel, the following vulnerability has been resolved: netfilter: ebt nflog: pin the NFLOG backend nf log unregister runs after the per-net teardown so its final RCU grace period also drains readers that obtained the logger from a per-net binding. However, ebt nflog passes an explici...

PT-2026-79639

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Prevent subbuf order change when resizing is disabled Because ring buffer subbuf order set frees buffer pages, we can't allow it when resizing is disabled. A non-consuming reader is at risk of use-after-free rb advan...

PT-2026-79682

In the Linux kernel, the following vulnerability has been resolved: net: usb: ipheth: fix carrier work UAF on disconnect ipheth sndbulk callback re-arms the carrier-check work on any non-zero URB status: else schedule delayed work&dev-carrier work, 0; Nothing ties that to the interface being up, ...

PT-2026-79735

In the Linux kernel, the following vulnerability has been resolved: NFS: Pin the 'struct nfs server' during a FREE STATEID call Dan Aloni reports that he was able to hit a use-after-free bug if a FREE STATEID operation gets delayed for whatever reason. Fix this by bumping the refcount of the...

PT-2026-79593

In the Linux kernel, the following vulnerability has been resolved: sctp: keep chunk-transport in step with the list it is queued on sctp outq flush rtx moves a gap-acked chunk onto another transport's transmitted list without updating chunk-transport: if chunk-tsn gap acked list move...

PT-2026-79693

In the Linux kernel, the following vulnerability has been resolved: sctp: clear control chunk transport if it is being removed sctp make heartbeat ack caches the destination transport in chunk-transport without taking a reference. When src out of asoc ok is enabled, the HEARTBEAT ACK may remain...

PT-2026-79695

In the Linux kernel, the following vulnerability has been resolved: s390/ism: Fix UAF of sba and ieq during ism dev exit A ism interrupt handler can be active in parallel with ism dev exit, accessing freed data structures. No new interrupts will be generated after unregister ieq. Drain ongoing...