CVE-2026-89957

In the Linux kernel, the following vulnerability has been resolved: s390/vfio-ap: Fix hot-unplug skipped when last AP adapter or domain removed The vfioapmdevhotunplugcfg function uses the return value of bitmapandnot to determine whether the guest APCB needs to be updated. However, bitmapandnot...

CVE-2026-89990

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-2026-89973

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-2026-89997

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-2026-89978

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-2026-89941

In the Linux kernel, the following vulnerability has been resolved: iio: buffer: Make IIO DMA fence release RCU-safe The dmafence documentation states that if a custom release implementation is provided, the dmafence object must be freed in an RCU-safe way. The current iiodmafence implementation...

CVE-2026-89988

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-2026-89980

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-2026-90010

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-2026-90017

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix OOB read in rtwactionframeparse rtwactionframeparse takes a framelen parameter but never actually checks it before indexing into the frame body: const u8 framebody = frame + sizeofstruct ieee80211hdr3addr;...

CVE-2026-90036

In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent client use-after-free during blocked-lock reaping A bare lock owner -- its only remaining reference a blocked lock on nn-blockedlockslru -- holds a raw pointer to its nfs4client but no reference keeping the client...

CVE-2026-89925

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Fix memory leak in guest debug handling bpdata is freed only for the error case by kfreebpdata. Every successful KVMSETGUESTDEBUG will leak bpdata...

CVE-2026-90034

In the Linux kernel, the following vulnerability has been resolved: usb: image: mdc800: change kmalloc to kzalloc Change the kmalloc calls in usbmdc800init for irqurbbuffer and downloadurbbuffer to kzalloc, avoiding potential stack leaks if a shorter message is received in mdc800usbirq and...

CVE-2026-89998

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-2026-90042

In the Linux kernel, the following vulnerability has been resolved: ceph: properly decrypt filenames in vmalloc buffers The fscrypt subsystem uses the scatterlist crypto API, inheriting its requirement that any buffers are in the linear mapping region. However, the messenger client uses kvmalloc ...

CVE-2026-89940

In the Linux kernel, the following vulnerability has been resolved: iio: buffer: Tie IIO dma fence lock lifetime to the fence The iiodmafence implementation currently uses a lock embedded in the iiodmabufpriv. But the iiodmafence can outlive the iiodmabufpriv, which can cause a use-after-free. Ti...

CVE-2026-89928

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Consume the locked rmap value in the lockless rmap walk kvmrmaplock deliberately elides the rmap lock when it observes an empty rmap. In that case kvmrmaplockreadonly also re-enables preemption and returns zero, so...

CVE-2026-89914

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Sign-extend VA for range-based TLBI invalidation When the decoderangetlbi helper was moved to be used for S1 TLBIs, the required sign extension was omitted. Add it. As a result, special care must be taken to not...

CVE-2026-89987

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-2026-89942

In the Linux kernel, the following vulnerability has been resolved: iio: buffer: Fix potential use-after-free in anonymous buffer release An anonymous buffer handle holds a reference to the underlying IIO device. The reference is dropped in the buffer handle's release function. If the device has...

CVE-2026-89915

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Remove VM-wide VNCR mapping counter The global VNCR mapping counter is used to decide whether an L1 provided VNCR page is mapped in L0 on any CPU at the point of dealing with a TLB invalidation. It is incremented when...

CVE-2026-89977

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-2026-89967

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-2026-89955

In the Linux kernel, the following vulnerability has been resolved: s390/vfio-ap: Fix NULL deref in statusshow during queue probe When vfioapmdevprobequeue creates the sysfs attribute group, the queue's driver data has not yet been set. A concurrent read of the 'status' attribute can therefore ca...

CVE-2026-89971

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-2026-89963

In the Linux kernel, the following vulnerability has been resolved: powerpc/kexecfile: Fix null-ptr-def in extra size calculation A static Sashiko AI review identified a potential NULL pointer dereference in kexecextrafdtsizeppc64. On platforms without any reserved memory regions,...

CVE-2026-89917

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Handle VNCR TLB invalidation race with vcpuput VNCR unmapping While VNCR TLB invalidation always occurs under the MMU lock, vcpuput doesn't, while it unmaps the VNCR page. The problem is that the invalidation evaluate...

CVE-2026-89921

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Zero initialize data structures for injectpfaulttoken kvminjectpfaulttoken only sets .type and .u.ext.extparams2 of the on-stack struct kvms390irq but the full ext substructure is copied into the cpu local variable on...

CVE-2026-89945

In the Linux kernel, the following vulnerability has been resolved: ASoC: cs35l34: drain threaded IRQ before runtime suspend cs35l34runtimesuspend currently switches the codec into regcachecacheonlytrue, asserts reset low, and powers the device off without first quiescing the threaded IRQ...

CVE-2026-89939

In the Linux kernel, the following vulnerability has been resolved: iio: chemical: atlas-sensor: fix PM reference leak in buffer postenable atlasbufferpostenable acquires a runtime PM reference with pmruntimeresumeandget but returns the result of atlassetinterrupt directly. If atlassetinterrupt...

CVE-2026-89993

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-2026-90013

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-2026-89989

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-2026-90028

In the Linux kernel, the following vulnerability has been resolved: usb: typec: hd3ss3220: track VBUS enable state per consumer regulatorisenabled reports the aggregate regulator state, not whether this consumer holds an enable reference. If another consumer enables VBUS first, the driver can ski...

CVE-2026-89931

In the Linux kernel, the following vulnerability has been resolved: KVM: nVMX: Ensure KVMREQGETNESTEDSTATEPAGES is cleared on VM-Exit Always check and clear KVMREQGETNESTEDSTATEPAGES when emulating a nested VM-Exit to ensure the request is cleared, even when KVM was built with CONFIGKVMHYPERV=n, ...

CVE-2026-89912

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-its: Don't dereference a NULL collection on ITT save MAPC with V=0 drops ite-collection but leaves the ITE on the device's ITT list, and vgicitssaveite dereferences it unconditionally. A guest that issues MAPD,...

CVE-2026-90045

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: ffs: fix mm lifetime handling iodata stores a pointer to the submitting task's mmstruct, but does not currently hold a reference to it while async requests are pending. This can result in a use-after-free if the task...

CVE-2026-90002

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-2026-89976

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-2026-89961

In the Linux kernel, the following vulnerability has been resolved: powerpc/mm: fix wrong addrpfn tracking in compound vmemmap population vmemmappopulatecompoundpages uses addrpfn to determine the PFN offset within a compound page and to decide whether the current vmemmap slot should be populated...

CVE-2026-90046

In the Linux kernel, the following vulnerability has been resolved: mm/pagealloc: don't spintrylock in NMI on UP Patch series "mm/pagealloc: fixes for freepagesnolock on RT/UP". Pre-existing bugs found by Sashiko during review of this other series:...

CVE-2026-89948

In the Linux kernel, the following vulnerability has been resolved: batman-adv: bla: fix freeing of claims on meshif deletion When the mesh interface is getting deleted, then batadvbladelbackboneclaims via batadvblapurgebackbonegw could make sure that all claims gets removed. But this function is...

CVE-2026-89932

In the Linux kernel, the following vulnerability has been resolved: KVM: nVMX: Always flush vpid02 on first use Make sure vpid02 is always flushed on first use by setting lastvpid=0 when allocating vpid02. nestedvmxtransitiontlbflush will always detect a VPID change on first VM-Enter after VMXON,...

CVE-2026-89951

In the Linux kernel, the following vulnerability has been resolved: batman-adv: fix stale receive device on merged fragments Fragment reassembly reuses the skb from the highest-numbered buffered fragment as the merged packet. When that fragment was received on a hard interface which is deleted...

CVE-2026-89918

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Correctly handle end of VA space TLBI invalidation Our TLB invalidation by VA code is based on comparing two ranges, one defined by the TLB, and one defined by the TLBI instruction. Each range is defined by a start an...

CVE-2026-89927

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: hyper-v: Clamp stimer deadline to avoid livelock Fix an issue where userspace or the guest can program an Hyper-V synthetic timer to have a deadline in the past via integer overflow, preventing the CPU from making...

CVE-2026-89919

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: keyop: use mmulock to read gmap-asce Every other dat consumer in this file kvms390getskeys, setskeys, getcmmabits, setcmmabits, MEMCLRCMMA, kvms390fixupprefix, kvmtestagegfn, kvmagegfn reads kvm-arch.gmap-asce inside t...

CVE-2026-90032

In the Linux kernel, the following vulnerability has been resolved: media: usbtv: keep device alive while ALSA card exists The ALSA PCM callbacks store the driver state in pcm-privatedata. An open PCM file can outlive USB disconnect because usbtvaudiofree uses sndcardfreewhenclosed. The disconnec...

CVE-2026-89994

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-2026-90015

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...