CVE-2026-90015 xhci: fix lost bounce buffers on TDs spanning several ring segments

In the Linux kernel, the following vulnerability has been resolved: xhci: fix lost bounce buffers on TDs spanning several ring segments When a TD reaches a link TRB with data that is not aligned to the endpoint's wMaxPacketSize, xhcialigntd stages the unalignable tail through the bounce buffer of...

CVE-2026-90014 tracing: Have show_event_filters/triggers files take trace array ref

In the Linux kernel, the following vulnerability has been resolved: tracing: Have showeventfilters/triggers files take trace array ref The newly added files showeventfilters and showeventtriggers that show all filters or triggers that are set within the trace array do not take a reference for the...

CVE-2026-90013 tracing: Take trace_array reference when opening options file

In the Linux kernel, the following vulnerability has been resolved: tracing: Take tracearray reference when opening options file The options files do not take the tracearray reference for the options they represent. This could cause a use-after-free kernel crash if one of these files is opened by...

CVE-2026-90012 spi: Fix DMA mapping ownership on partial map failure

In the Linux kernel, the following vulnerability has been resolved: spi: Fix DMA mapping ownership on partial map failure If RX mapping fails after TX mapping succeeds, spimapmsg unmaps TX but leaves txsgmapped set. If TX mapping fails on a later transfer, mappings created for earlier transfers...

CVE-2026-90010 scsi: bsg: Cap io_uring sense copy to max_response_len

In the Linux kernel, the following vulnerability has been resolved: scsi: bsg: Cap iouring sense copy to maxresponselen Completion copied scmd-senselen to the user response buffer without honoring maxresponselen. After a valid sense, the midlayer sets senselen to the real length up to...

CVE-2026-90011 scsi: target: iscsi: Reserve a terminator byte for the login payload

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Reserve a terminator byte for the login payload iscsitargetcheckloginrequest rejects a login PDU whose DataSegmentLength exceeds MAXKEYVALUEPAIRS, but the test is '' and login-reqbuf is allocated with exactly...

CVE-2026-90009 scsi: bsg: Fix TOCTOU in io_uring passthrough command setup

In the Linux kernel, the following vulnerability has been resolved: scsi: bsg: Fix TOCTOU in iouring passthrough command setup scsibsguringcmd reads bsguringcmd from the shared mmap'd SQE. Userspace can change a field after we check it and before we use it. requestlen is the sharp case: it can gr...

CVE-2026-90007 scsi: pm8001: Use rollback index when freeing MSI-X vectors

In the Linux kernel, the following vulnerability has been resolved: scsi: pm8001: Use rollback index when freeing MSI-X vectors pm8001requestmsix unwinds previously registered handlers with freeirq when requestirq fails. The rollback loop uses the failing index i for every iteration instead of th...

CVE-2026-90008 scsi: megaraid_sas: Limit NVMe request size to the PRP chain frame

In the Linux kernel, the following vulnerability has been resolved: scsi: megaraidsas: Limit NVMe request size to the PRP chain frame megasasmakeprpnvme builds a command's PRP list in cmd-sgframe, a DMA pool buffer of instance-maxchainframesz bytes, spending one entry per NVMe page of the transfe...

CVE-2026-90006 samples/damon/mtier: handle damon_stop() failure

In the Linux kernel, the following vulnerability has been resolved: samples/damon/mtier: handle damonstop failure damonsamplemtierstop assumes its damonstop call will always successfully stops the two DAMON contexts. Hence it deallocates the two DAMON contexts after the damonstop call. However, i...

CVE-2026-90004 mm/damon/core: handle region split failure in apply_min_nr_regions()

In the Linux kernel, the following vulnerability has been resolved: mm/damon/core: handle region split failure in applyminnrregions damonapplyminnrregions repeatedly split each region until its size becomes small enough to meet the user-defined low limit of the number of regions. The loop assumes...

CVE-2026-90005 samples/damon/wsse: handle damon_start() failure

In the Linux kernel, the following vulnerability has been resolved: samples/damon/wsse: handle damonstart failure Patch series "samples/damon: handle damonstart,stop failures". All DAMON sample modules are not correctly handling failures from damonstart. Among those, mtier also has an additional...

CVE-2026-90003 futex: Prevent rcuwait use-after-free during requeue PI

In the Linux kernel, the following vulnerability has been resolved: futex: Prevent rcuwait use-after-free during requeue PI On PREEMPTRT, FUTEXCMPREQUEUEPI can trigger a KASAN report slab-out-of-bounds in futexrequeuepicomplete invocation of rcuwaitwakeup. The futexq used by futexwaitrequeuepi is...

CVE-2026-90001 HID: bpf: serialize device reference release in struct_ops destroy path

In the Linux kernel, the following vulnerability has been resolved: HID: bpf: serialize device reference release in structops destroy path hidbpfopsdestroydevice and hidbpfunreg can race on the same registration reference, double-putting struct hiddevice and freeing it while hiddestroydevice stil...

CVE-2026-90002 ftrace: Take trace_array reference before accessing its ftrace_ops

In the Linux kernel, the following vulnerability has been resolved: ftrace: Take tracearray reference before accessing its ftraceops The trace instance files setftracefilter and setftracenotrace was updated to work with specific trace instances tracearrays. The issue is that when these files are...

CVE-2026-90000 HID: rmi: fix OOB access with undersized RMI reports

In the Linux kernel, the following vulnerability has been resolved: HID: rmi: fix OOB access with undersized RMI reports The hid-rmi driver sizes its writeReport/readReport buffer purely from the report descriptor supplied by the device, with no minimum bound: data-inputreportsize =...

CVE-2026-89999 HID: wacom: validate report length in wacom_intuos_pro2_bt_irq

In the Linux kernel, the following vulnerability has been resolved: HID: wacom: validate report length in wacomintuospro2btirq wacomintuospro2btirq receives the wire report length in len but never consults it before parsing. After the report-id gate it unconditionally calls wacomintuospro2btpen a...

CVE-2026-89998 dm: fix race when loading and unloading a table

In the Linux kernel, the following vulnerability has been resolved: dm: fix race when loading and unloading a table If the userspace calls two concurrent table load ioctls and one of them succeeds and the other fails, there is a race condition because dmsetupmdqueue walks &md-tabledevices without...

CVE-2026-89997 dm: fix resume-vs-remove race

In the Linux kernel, the following vulnerability has been resolved: dm: fix resume-vs-remove race If the user issues the resume ioctl and the remove ioctl at the same time, it may be possible that the device is resumed after it is suspended in dmdestroy. The result is that the table is destroyed...

CVE-2026-89996 dma-buf: dma-heap: don't publish fd before copy_to_user() succeeds

In the Linux kernel, the following vulnerability has been resolved: dma-buf: dma-heap: don't publish fd before copytouser succeeds DMAHEAPIOCTLALLOC allocates a dma-buf and installs an fd into the caller's fd table via dmabuffd - fdinstall before dmaheapioctl copies the result back to userspace. ...

CVE-2026-89995 dma-direct: return struct page from dma_direct_alloc_from_pool()

In the Linux kernel, the following vulnerability has been resolved: dma-direct: return struct page from dmadirectallocfrompool Commit 5b138c534fda "dma-direct: factor out a dmadirectallocfrompool helper" changed dmadirectallocfrompool to return the CPU address from dmaallocfrompool. That fits...

CVE-2026-89994 dmaengine: fsl-edma: tracing: no ptr dereference during log output

In the Linux kernel, the following vulnerability has been resolved: dmaengine: fsl-edma: tracing: no ptr dereference during log output The fsl edma events store a pointer to a struct fsledmaengine in the ringbuffer and dereference it when a log entry is printed. At this time, the pointer may no...

CVE-2026-89993 dmaengine: dw-edma: Initialize IRQ data before requesting IRQs

In the Linux kernel, the following vulnerability has been resolved: dmaengine: dw-edma: Initialize IRQ data before requesting IRQs dwedmairqrequest passes struct dwedmairq to requestirq before dwedmachannelsetup fills the back pointer. A shared interrupt can therefore enter the handler with...

CVE-2026-89992 cpuidle: dt_idle_genpd: kfree() the original name allocation

In the Linux kernel, the following vulnerability has been resolved: cpuidle: dtidlegenpd: kfree the original name allocation dtidlepdalloc kasprintfs the full node path, then points pd-name at kbasename of that string. dtidlepdfree kfrees pd-name, which is no longer the start of the allocation...

CVE-2026-89991 bpf: Fix infinite loop in pcpu_freelist push with one possible CPU

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix infinite loop in pcpufreelist push with one possible CPU pcpufreelistpush can loop forever when only one CPU is possible and an NMI re-enters pcpufreelistpush while the interrupted context holds that CPU's freelist lock...

CVE-2026-89990 ceph: lock mutex in ceph_mds_check_access()

In the Linux kernel, the following vulnerability has been resolved: ceph: lock mutex in cephmdscheckaccess MDS session OPEN handling replaces mdsc-scapauths under mdsc-mutex, freeing the previous array and its strings. cephmdscheckaccess traverses this array without holding the mutex. A concurren...

CVE-2026-89989 ima: Check for ERR_PTR from dentry_path() in validate_hash_algo()

In the Linux kernel, the following vulnerability has been resolved: ima: Check for ERRPTR from dentrypath in validatehashalgo dentrypath returns ERRPTR-ENAMETOOLONG when the path exceeds the buffer. validatehashalgo passes the result straight to integrityauditmsg without checking. ERRPTR is not...

CVE-2026-89988 kprobes: Protect kprobe_blacklist with RCU

In the Linux kernel, the following vulnerability has been resolved: kprobes: Protect kprobeblacklist with RCU withinkprobeblacklist traverses kprobeblacklist without holding kprobemutex. When a module is unloaded, kproberemoveareablacklist removes blacklist entries and immediately frees them with...

CVE-2026-89987 mm/huge_memory: transfer the pmd dirty bit to the folio on zap

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: transfer the pmd dirty bit to the folio on zap zaphugepmdfolio propagates the pmd young bit to the folio for the file case, but not the dirty bit. The pte path does propagate it, in zappresentfolioptes and so does...

CVE-2026-89986 mm/mempolicy: fix sleeping allocation in alloc_pages_bulk_weighted_interleave()

In the Linux kernel, the following vulnerability has been resolved: mm/mempolicy: fix sleeping allocation in allocpagesbulkweightedinterleave syzbot reported a sleeping function called from invalid context splat in buckettablealloc. When rhashtableinsertslow rehashes the table under rcureadlock, ...

CVE-2026-89985 memcg: keep folio's objcg same as its node

In the Linux kernel, the following vulnerability has been resolved: memcg: keep folio's objcg same as its node memcgreparentobjcgs has an inherent assumption that a folio's objcg is the objcg of the folio's node. Folio migration across nodes breaks that assumption: the new folio simply inherits t...

CVE-2026-89984 perf/x86/intel: Fix kernel address leakages in LBR stack

In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel: Fix kernel address leakages in LBR stack Before Arch LBR gained CPL filtering support, a user-only branch stack could still contain kernel addresses. As a result, kernel branch records may be exposed to user space...

CVE-2026-89983 i2c: core: fix debugfs UAF on adapter removal

In the Linux kernel, the following vulnerability has been resolved: i2c: core: fix debugfs UAF on adapter removal i2cdeladapter frees the adapter's debugfs directory before it unregisters the adapter device, but the newdevice sysfs attribute stays writable until devicedel. A write racing with...

CVE-2026-89981 arm64: Don't read GMID_EL1 when MTE is disabled

In the Linux kernel, the following vulnerability has been resolved: arm64: Don't read GMIDEL1 when MTE is disabled cpuinfostorecpu gates the GMIDEL1 read on the raw IDAA64PFR1EL1, so it reads the register even when the kernel has disabled MTE CONFIGARM64MTE=n or arm64.nomte. KVM sets HCREL2.TID5 ...

CVE-2026-89982 i2c: mux: Fix channel node leak on adapter add failure

In the Linux kernel, the following vulnerability has been resolved: i2c: mux: Fix channel node leak on adapter add failure i2cmuxaddadapter takes a reference to the Device Tree channel node before registering the new adapter. If adapter registration fails, the error path frees the private data...

CVE-2026-89980 ALSA: harmony: initialize locks before requesting IRQ

In the Linux kernel, the following vulnerability has been resolved: ALSA: harmony: initialize locks before requesting IRQ sndharmonycreate registers the IRQ before initializing h-lock and h-mixerlock. A pending interrupt can invoke the handler while these locks are uninitialized. Initialize both...

CVE-2026-89979 ALSA: pcm: Fix race between non-atomic ops and trigger-start

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix race between non-atomic ops and trigger-start We protect the races of the concurrent state transitions between atomic PCM ops, but the checks between the non-atomic ops hwparams, hwfree and prepare and the atomic o...

CVE-2026-89977 accel/ethosu: check MMIO mapping errors in probe

In the Linux kernel, the following vulnerability has been resolved: accel/ethosu: check MMIO mapping errors in probe devmplatformioremapresource returns an error pointer when the register resource cannot be mapped. ethosuprobe stores it and continues until initialization dereferences it through...

CVE-2026-89978 accel/amdxdna: return early from a zero-length flush

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: return early from a zero-length flush SYNCBO does not constrain its size, so a request for zero bytes reaches drmclflushvirtrange, which ends with an unconditional clflushoptend - 1. For an empty range that is the...

CVE-2026-89976 accel/ethosu: fix job completion fence cleanup

In the Linux kernel, the following vulnerability has been resolved: accel/ethosu: fix job completion fence cleanup ethosuioctlsubmitjob allocates donefence before validating buffer handles. Errors after allocation call ethosujoberrcleanup, which frees the job but leaks the uninitialized fence. A...

CVE-2026-89975 nvme-fabrics: fix DHCHAP secret leak on parse failure

In the Linux kernel, the following vulnerability has been resolved: nvme-fabrics: fix DHCHAP secret leak on parse failure nvmfparseoptions duplicates dhchapsecret and dhchapctrlsecret with matchstrdup before validating the DHHC-1: representation. If validation fails, the parser returns -EINVAL...

CVE-2026-89974 nvme-fc: fix double free of fabrics options when nvme_add_ctrl() fails

In the Linux kernel, the following vulnerability has been resolved: nvme-fc: fix double free of fabrics options when nvmeaddctrl fails nvmfcreatectrl owns the fabrics options and frees them whenever -createctrl returns an error, so a transport must not free them on its own error paths. nvme-fc...

CVE-2026-89973 nvme-tcp: check the data direction of a C2HData PDU

In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: check the data direction of a C2HData PDU nvmetcphandlec2hdata finds the request by command id and checks that it has a payload, but it does not check that the command asked for data to be read. A controller that answer...

CVE-2026-89972 nvme: add missing SRCU grace period in error path

In the Linux kernel, the following vulnerability has been resolved: nvme: add missing SRCU grace period in error path nvmeallocns error path at outunlinkns removes ns from the namespace head siblings list with listdelrcu&ns-siblings but does not wait for SRCU readers before freeing the namespace...

CVE-2026-89971 nvme: skip the zoned limits update if the zone info query failed

In the Linux kernel, the following vulnerability has been resolved: nvme: skip the zoned limits update if the zone info query failed nvmequeryzoneinfo returns either a negative errno or a positive NVMe status code, but nvmeupdatensinfoblock only tests for the negative case: ret =...

CVE-2026-89970 nvmet-auth: Synchronize timeout work during SQ teardown

In the Linux kernel, the following vulnerability has been resolved: nvmet-auth: Synchronize timeout work during SQ teardown nvmetauthsqfree cancels authexpiredwork with canceldelayedwork. If the work has already started, cancellation does not wait for the callback. Transport teardown can...

CVE-2026-89969 nvmet-tcp: fix out-of-bounds write when receiving an over-long PDU

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix out-of-bounds write when receiving an over-long PDU nvmettcptryrecvpdu reads a PDU header into the fixed 128-byte queue-pdu union, then computes the remaining payload length as queue-left = hdr-hlen - queue-offset ...

CVE-2026-89968 nvmet-tcp: reject unsolicited H2CData PDUs

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: reject unsolicited H2CData PDUs nvmettcphandleh2cdatapdu accepts an H2CData PDU after only checking that its TTAG is a valid in-range command index and that the command's data buffers are mapped. It never checks that t...

CVE-2026-89967 mm/migrate_device: avoid out-of-bounds writes for compound folios

In the Linux kernel, the following vulnerability has been resolved: mm/migratedevice: avoid out-of-bounds writes for compound folios migratedevicerange and migratedevicepfns clear the entries following a compound folio so that the PFN arrays retain their page-granular representation. If a compoun...

CVE-2026-89966 mm/hugetlb_cma: fix null nodemask dereference in hugetlb_cma_alloc_frozen_folio

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlbcma: fix null nodemask dereference in hugetlbcmaallocfrozenfolio allocbuddyhugetlbfoliowithmpol can pass a NULL nodemask to allocfreshhugetlbfolio as a fallback to allocate from all nodes. If order is gigantic,...