CVE-2026-72392

In the Linux kernel, the following vulnerability has been resolved: ipv6: fib6: fix NULL deref in fib6walkcontinue on multi-batch dump inet6dumpfib saves its progress in cb-args1 as a positional index within the current hash chain. Between batches, a concurrent fib6newtable can insert a new table...

CVE-2026-72353

In the Linux kernel, the following vulnerability has been resolved: ntfs: avoid stale runlist element dereference in fallocate ntfsattrfallocate allocates holes and delayed allocations inside initialized size by looking up the current runlist element under ni-runlist.lock. The returned struct...

UBUNTU-CVE-2026-74370

In the Linux kernel, the following vulnerability has been resolved: liveupdate: fix TOCTOU race in luosessionretrieve Extend the scope of the rwsemread lock in luosessionretrieve to overlap with the acquisition of the session mutex. This prevents a concurrent thread from releasing and freeing the...

CVE-2026-72494

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Replace waitqueue and flag with completion The driver previously used a waitqueue along with an explicit requestdone flag, but without proper barriers around requestdone. An earlier patch by Gui-Dong Han attempted to...

CVE-2026-74378

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix TOCTOU heap overflow in getsrqwqe getsrqwqe reads wqe-dma.numsge from the shared receive queue buffer, which is mapped into userspace. It validates numsge against maxsge, but then re-reads the same field to calculat...

UBUNTU-CVE-2026-72367

In the Linux kernel, the following vulnerability has been resolved: iomap: guard iosize EOF trim against concurrent truncate underflow iomap: fix zero padding data issue in concurrent append writes changed ioend accounting so that iosize tracks only valid data within EOF. This trims iosize when a...

CVE-2026-72117

In the Linux kernel, the following vulnerability has been resolved: can: bcm: fix data race on rxstamp/rxifindex in bcmrxhandler For an rx op subscribed on all interfaces ifindex == 0, the same op is registered once in the shared per-netns wildcard filter list, so bcmrxhandler can run concurrentl...

CVE-2026-72115

In the Linux kernel, the following vulnerability has been resolved: can: bcm: track a single source interface for ANYDEV timeout/throttle ops An ANYDEV rx op ifindex == 0 with an active RX timeout and/or throttle timer has no defined semantics when matching frames arrive from several interfaces:...

CVE-2026-74378

CVE-2026-74378 affects the Linux kernel RDMA/rxe path: get_srq_wqe() reads wqe->dma.num_sge from a shared userspace-mapped buffer. The issue is a TOCTOU heap overflow caused by validating num_sge against max_sge and then re-reading the same field to compute memcpy size, allowing a concurrent u...

CVE-2026-74262 kcm: use WRITE_ONCE() when changing lower socket callbacks

In the Linux kernel, the following vulnerability has been resolved: kcm: use WRITEONCE when changing lower socket callbacks kcmattach replaces a live lower TCP socket's skdataready and skwritespace callbacks with KCM handlers, and kcmunattach restores them later. Those callback-pointer updates ar...

EUVD-2026-59409

In the Linux kernel, the following vulnerability has been resolved: kcm: use WRITEONCE when changing lower socket callbacks kcmattach replaces a live lower TCP socket's skdataready and skwritespace callbacks with KCM handlers, and kcmunattach restores them later. Those callback-pointer updates ar...

CVE-2026-72495 RDMA/bnxt_re: Avoid repeated requests to allocate WC pages

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Avoid repeated requests to allocate WC pages Applications can request multiple WC pages for the same ucontext. As of now, only 1 WC page per ucontext is supported. Add a lock to avoid concurrent access and a check to...

CVE-2026-72495

CVE-2026-72495 affects the Linux kernel’s RDMA/bnxt_re path. The vulnerability arises from allowing multiple WC pages for the same ucontext; only 1 WC page per ucontext is supported. The fix adds a lock to prevent concurrent access and a check to fail repeated requests. Additionally, if the mmap ...

EUVD-2026-59330

In the Linux kernel, the following vulnerability has been resolved: alloctag: fix use-after-free in /proc/allocinfo after module unload allocinfostart only reinitializes the codetag iterator at position 0. For subsequent reads position 0, it reuses cached iterator state from the previous batch...

CVE-2026-72422 ksmbd: fix use-after-free of conn->preauth_info in concurrent SMB2 NEGOTIATE

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free of conn-preauthinfo in concurrent SMB2 NEGOTIATE conn-preauthinfo is shared connection state struct preauthintegrityinfo, kmalloc-96 that is allocated and freed by the SMB2 NEGOTIATE handler and read by...

EUVD-2026-59254

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix barriering when walking subrequest list Fix the barriering used when walking the subrequest list in retry as there's a possibility of seeing a subreq that's just been added by the application thread...

CVE-2026-72121

CVE-2026-72121 describes a Linux kernel CAN subsystem vulnerability in which KCSAN detected a race condition updating timer and filter state during CAN message handling. The fix introduces a per-operation bcm_rx_update_lock to serialize updates to timer values (ival1/ival2/kt_ival1/kt_ival2/kt_la...

CVE-2026-72117 can: bcm: fix data race on rx_stamp/rx_ifindex in bcm_rx_handler()

In the Linux kernel, the following vulnerability has been resolved: can: bcm: fix data race on rxstamp/rxifindex in bcmrxhandler For an rx op subscribed on all interfaces ifindex == 0, the same op is registered once in the shared per-netns wildcard filter list, so bcmrxhandler can run concurrentl...

CVE-2026-72115 can: bcm: track a single source interface for ANYDEV timeout/throttle ops

In the Linux kernel, the following vulnerability has been resolved: can: bcm: track a single source interface for ANYDEV timeout/throttle ops An ANYDEV rx op ifindex == 0 with an active RX timeout and/or throttle timer has no defined semantics when matching frames arrive from several interfaces:...

EUVD-2026-59073

In the Linux kernel, the following vulnerability has been resolved: can: bcm: track a single source interface for ANYDEV timeout/throttle ops An ANYDEV rx op ifindex == 0 with an active RX timeout and/or throttle timer has no defined semantics when matching frames arrive from several interfaces:...