PT-2026-79648

In the Linux kernel, the following vulnerability has been resolved: samples/damon/mtier: error out for zero quota goal target values Patch series "mm/damon: avoid division by zero from damos quota score". DAMON SAMPLE MTIER and DAMON LRU SORT allow the user to trigger division by zero in damos...

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-2026-79673

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the tpacket snd function where dev-hard header len is read independently during skb allocation and header construction within tpacket fill skb. Concurrent netdevice...

PT-2026-79641

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix race between update event fields and, event define fields The following sequence may leads race between event define fields and update event fields: CPU0 loads module A CPU1 loads module B...

PT-2026-79691

In the Linux kernel, the following vulnerability has been resolved: rqspinlock: Reset tail when preserving queue on deadlock Currently, the destruction of the waiter queue is suppressed for rqspinlock in cases where a deadlock is detected. Deadlock checks happen relatively frequently on entry for...

PT-2026-79595

In the Linux kernel, the following vulnerability has been resolved: fsverity: Fix bpf get fsverity digest dynptr assumptions The BPF verifier and the dynptr abstraction ensure that the memory space referenced by a dynptr remains valid. They do not, however, provide any guarantee that the contents...

PT-2026-79637

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the reference-counted huge zero folio implementation. A race can occur between a shrinker decrementing the reference count to zero in the shrink huge zero foli...

PT-2026-79659

In the Linux kernel, the following vulnerability has been resolved: serial: 8250 dma: Clear stale RX state on shutdown serial8250 release dma terminates RX DMA and releases the channel, but leaves rx running set. If the port is closed while an RX transfer is active, the stale state remains while...

PT-2026-79664

In the Linux kernel, the following vulnerability has been resolved: net: bridge: mrp: fix uninitialised bytes on the wire br mrp alloc test skb builds MRP test frames on an skb from dev alloc skb, which does not clear the linear data area. On the MRA ring-role branch the sub-option TLV header is...

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-2026-79610

In the Linux kernel, the following vulnerability has been resolved: eventfs: Use children field for rcu head and add memory barriers When an eventfs inode is freed, it sets ei-is freed and then uses its ei-list to add it to the srcu link list as the list field is a union with the rcu list head. A...

PT-2026-79724

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix qentry overwrite for CONFIRM LINK and ADD LINK CONT in smc llc event handler The SMC LLC CONFIRM LINK / SMC LLC ADD LINK CONT branch in smc llc event handler stores an incoming qentry into the local LLC flow without...

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-2026-79733

In the Linux kernel, the following vulnerability has been resolved: xfs: handle NULL b addr in xfs buf free When xfs buf alloc backing mem fails, xfs buf free is called with bp-b addr still NULL. The code falls through to the folio put path which calls virt to folioNULL, dereferencing an invalid...

PT-2026-79662

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the fib nlmsg size function where nexthop space is incorrectly estimated by assuming every gateway is encoded as an IPv4 RTA GATEWAY attribute. Because IPv4 routes can...

PT-2026-79663

In the Linux kernel, the following vulnerability has been resolved: futex: Prevent robust futex exit race some more A robust futex unlock stores 0 over the whole futex value - wiping FUTEX WAITERS - and wakes a single waiter. That wakeup is a one-shot notification: the protocol relies on its...

PT-2026-79646

In the Linux kernel, the following vulnerability has been resolved: ALSA: usx2y: bound the hwdep mmap fault offset snd us428ctls vm fault turns the faulting page offset into a kernel address with no bound of any kind: offset = vmf-pgoff us428ctls sharedmem + offset; page = virt to pagevaddr; get...

PT-2026-79681

In the Linux kernel, the following vulnerability has been resolved: vt: add permission check for KDSKBMETA ioctl KDSKBMETA modifies keyboard meta mode but lacks the !perm check that all other keyboard setter ioctls in vt k ioctl enforce, allowing a process to change meta mode on a non-controlling...

PT-2026-79734

In the Linux kernel, the following vulnerability has been resolved: soc: aspeed: lpc-snoop: Fix usercopy overflow in snoop file read put fifo with discard acts as both producer and consumer on the kfifo: it calls kfifo skip advances out and kfifo put advances in from the IRQ handler without...

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, ...