CVE-2026-90243

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down copied context entry copiedcontextteardown zeroes the 128-bit context entry with contextclearentry while the Present bit is still set, and only then issues the context-cache and...

CVE-2026-90241

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Tear down scalable-mode context on probe failure intelpasidsetupsmcontext walks a PCI device’s DMA aliases via pciforeachdmaalias and programs a scalable-mode context entry for each RID. For a device with a...

CVE-2026-90309

In the Linux kernel, the following vulnerability has been resolved: RDMA/erdma: Hold CQ references when processing EQ events EQ handlers look up CQs from dev-cqxa and invoke CQ completion or error callbacks outside the xarray lock. erdmadestroycq can erase the CQ from the xarray and free its queu...

CVE-2026-90176

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Do not skip lock checks for single-byte ranges checklockrange uses inclusive ranges. Its callers pass the end offset as start + length - 1, so start == end represents a valid single-byte range rather than an empty range. T...

CVE-2026-90172

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: destroy QP before mem pools on accept failure On the rdmaacceptfailed error path of smbdirectacceptconnectrequest, the receive io posted just above is owned by the QP recvio is set to NULL after a successful post...

CVE-2026-90312

In the Linux kernel, the following vulnerability has been resolved: bpf: Check load-acquire src ptr type before the load checkatomicload calls checkloadmem before atomicptrtypeok. For a load-acquire that fetches into its own source register dstreg == srcreg, checkloadmem overwrites srcreg's type...

CVE-2026-90255

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciconn: fix the SCO setup context lifetime hcisetupsync queues a connhandlet with a NULL destroy callback, so the context is only freed if hcienhancedsetupsync actually runs. An entry that is cancelled instead is...

CVE-2026-90228

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix NULL pointer dereference in nvmetexecuteidentifynszns When a host issues an Identify command with CNS 05h I/O Command Set specific Identify Namespace and CSI 02h ZNS targeting a file-backed namespace,...

CVE-2026-90332

In the Linux kernel, the following vulnerability has been resolved: PCI: dwc: ep: Flush cached MSI write before unmapping the iATU The MSI-X path already flushes any posted MSI-X write before tearing down its iATU mapping. That was added by commit c22533c66cca "PCI: dwc: ep: Flush MSI-X write...

CVE-2026-90252

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: free the HCI command when it is cancelled mgmthcicmdsync queues the pending command with a NULL destroy callback, so it is only freed if sendhcicmdsync runs. A cancelled entry is leaked, as hcicmdsynccancelentry...

CVE-2026-90215

In the Linux kernel, the following vulnerability has been resolved: mtd: ubi: Release device reference on busy detach ubidetachmtddev obtains a device reference through ubigetdevice before checking whether the UBI device is busy. The busy return path drops ubi-refcount but leaves the device...

CVE-2026-90165

In the Linux kernel, the following vulnerability has been resolved: smb/server: fix invalid pointer dereference in ksmbdstopdurablescavenger See the procedure below: ksmbdlaunchksmbddurablescavenger durablescavengerrunning = true serverconf.dhtask = kthreadrun // fail, dhtask is an ERRPTR...

CVE-2026-90236

In the Linux kernel, the following vulnerability has been resolved: NFSD: Release the export reference when reaping open stateids nfs4putstid releases the svcexport tracked in nfs4stid.scexport, but freeolstateidreaplist frees open and lock stateids by calling -scfree directly, bypassing that pat...

CVE-2026-90233

In the Linux kernel, the following vulnerability has been resolved: nvme-pci: release descriptor pools on probe failure The per-NUMA-node descriptor DMA pools are created lazily from nvmeinithctxcommon once the admin tag set is allocated, but they are only destroyed in nvmeremove via...

CVE-2026-90278

In the Linux kernel, the following vulnerability has been resolved: md: wait for behind writes before destroying bitmap mdstop destroyed the bitmap before calling mddevdetach. That made mddevdetach skip bitmapops-waitbehindwrites, because the bitmap was already disconnected from mddev. This was...

CVE-2026-90201

In the Linux kernel, the following vulnerability has been resolved: net: pagepool: fix UAF in pagepoolreleasenetmemdma on xacmpxchg race This bug was discovered while testing the hns3 driver under channel reconfiguration ethtool -L / ethtool -G with iperf3 traffic on arm64. The race is...

CVE-2026-90193

In the Linux kernel, the following vulnerability has been resolved: mailbox: qcom-cpucp: fix PREEMPTRT self-deadlock in IRQ handler qcomcpucpmboxirqfn calls mboxchanreceiveddata while holding chan-lock. Under PREEMPTRT, spinlockirqsave is converted to an rtspinlock rtmutex-based, which tracks...

CVE-2026-90159

In the Linux kernel, the following vulnerability has been resolved: bpf: Disallow bpfg,setsockopt in cgroup UNIX getname hooks bpfsetsockopt and bpfgetsockopt call sockownedbyme for full sockets, so these helpers expect the socket lock to be held. BPFCGROUPUNIXGETPEERNAME and...

CVE-2026-90220

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: Don't leak the extension cell pointer in the bounce payload The bounceerrorevent embeds the failed event in the bounce payload by pointing data.ext.ptr at it. When that event is a queued variable-length event, its own...

CVE-2026-90216

In the Linux kernel, the following vulnerability has been resolved: ubi: Fix rollback for explicit UBI device numbers ubiinitattach rolls back module initialization failures by scanning ubidevices0..i-1, where i is the mtd= parameter index. That assumes the parameter index matches the UBI device...

CVE-2026-90212

In the Linux kernel, the following vulnerability has been resolved: arm64/efi: Avoid voluntary preemption with efimm installed Gus reports a bad kernel memory access when using software PAN CONFIGARM64SWTTBR0PAN=y on a machine with support for EFI runtime services: Unable to handle kernel access ...

CVE-2026-90195

In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Fix missing sign-ext for signed 1-byte and 2-byte kfunc args On RV64, the ABI requires sign-extension for signed 1-byte and 2-byte kfunc args. However, the RV64 JIT currently does not perform sign-extension for such...

CVE-2026-90160

In the Linux kernel, the following vulnerability has been resolved: lwtbpf: Restore reserved headroom after xmit program ipfinishoutput2 expands an skb to LLRESERVEDSPACEdev before LWT xmit. An LWTXMIT BPF program can then modify the skb head and still return BPFOK, so bpfxmit rechecks the...

CVE-2026-90299

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix sleepable check for tracing/lsm prog When CONFIGFUNCTIONERRORINJECTION is disabled, a sleepable tracing prog is allowed to attach to 'x64'-alike prefix symbols. It is because the verifier does not verify whether the symb...

CVE-2026-90276

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: stop daemon timer rearm on destroy llbitmapdestroy deletes pendingtimer before flushing mdllbitmapiowq. However, daemonwork can still be queued or running after the timer has been deleted, and the daemon path can...

CVE-2026-90281

In the Linux kernel, the following vulnerability has been resolved: phy: qcom: snps-femto-v2: Fix possible NULL-deref on early runtime suspend Runtime PM must be enabled before creating the PHY, since phycreate only enables runtime PM on the PHY device if it is already enabled on this parent...

CVE-2026-90280

In the Linux kernel, the following vulnerability has been resolved: phy: qcom: qmp-usb: Fix possible NULL-deref on early runtime suspend There is a small window where the runtime suspend callback may run after pmruntimeenable and before pmruntimeforbid. In this case, a crash occurs because runtim...

CVE-2026-90279

In the Linux kernel, the following vulnerability has been resolved: md/raid5: round bitmap stripes with sector division raid5bitmapsectormap aligns the array range to full RAID5 stripe widths before converting it to component sectors. That width is chunksectors multiplied by the number of data...

CVE-2026-90238

In the Linux kernel, the following vulnerability has been resolved: media: amd: isp4: fix self-deadlock in isp4sdpwronandinit error path isp4sdpwronandinit holds opsmutex via guardmutex and, on any init failure, jumps to errdeinit and calls isp4sdpwroffanddeinit. That helper takes the same...

CVE-2026-90282

In the Linux kernel, the following vulnerability has been resolved: phy: qcom: qmp-usb-legacy: Fix possible NULL-deref on early runtime suspend There is a small window where the runtime suspend callback may run after pmruntimeenable and before pmruntimeforbid. In this case, a crash occurs because...

CVE-2026-90275

In the Linux kernel, the following vulnerability has been resolved: md/raid1: don't set arrayfrozen in raid1takeover raid1takeover sets conf-arrayfrozen = 1 on the newly-allocated r1conf and nothing ever clears it, so every I/O to the array stalls permanently once waitbarrier sees it stuck at 1...

CVE-2026-90369

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: fix out-of-bounds access in mmio copy helpers mt76mmiowritecopy and mt76mmioreadcopy iterate up to ALIGNlen, 4, so a length that is not a multiple of four reads past the source buffer writecopy or writes past the...

CVE-2026-92487

In the Linux kernel, the following vulnerability has been resolved: exfat: fix validsize extension over a shared writable mapping When a shared writable mapping has its validsize extended by a buffered write or a page fault, exfat zeroes the page-cache gap below the new validsize. A store through...

CVE-2026-90352

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: release hif2 reference on probe IRQ failure The hif2 reference obtained by mt7915pciinithif2 is only released on error paths that key off dev-hif2, which is not assigned until after the IRQ setup. If...

CVE-2026-90327

In the Linux kernel, the following vulnerability has been resolved: phonet: pep: do not write beyond optlen in getsockopt pepgetsockopt clamps the reported length to the caller's buffer with mint, but then stores the value with putuserval, int user optval, which always writes sizeofint bytes. A...

CVE-2026-90428

In the Linux kernel, the following vulnerability has been resolved: iommu/tegra241-cmdqv: Don't run the error ISR before probe sets up vintfs tegra241cmdqvprobe requests the error IRQ before it has allocated the cmdqv-vintfs array and set cmdqv-numvintfs. A CMDQV left enabled with a latched error...

CVE-2026-90324

In the Linux kernel, the following vulnerability has been resolved: ublk: check importubuf return value importubuf can fail if the address range provided by the userspace ublk server is outside the allowed user address space. Return that 0 bytes were copied if importubuf fails rather than passing...

CVE-2026-90203

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check block offset is not negative If a negative offset is read off disk for example the offset into the decompressed fragment block, this will cause squashfscopydata to perform an out of bounds access. Fix by checking ...

CVE-2026-90221

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: fix use of uninitialized memory in COREINITRSP parsing ncicoreinitrsppacketv1 and ncicoreinitrsppacketv2 parse the COREINITRSP packet without validating that the skb contains enough data. A malformed response e.g...

CVE-2026-90417

In the Linux kernel, the following vulnerability has been resolved: RDMA/cxgb4: Fix deregskb leak and double free in writetptentry When the device is in the fatal error state, writetptentry returns -EIO before handing the caller's preallocated skb to the transmit path; its allocation-failure...

CVE-2026-90210

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix UAF in bpftrampolinemultiattachfree on update failure When bpftrampolineupdate fails before modifyfentrymulti/ unregisterfentrymulti is called, curimage is unchanged curimage == oldimage and ftrace still calls into it...

CVE-2026-90360

In the Linux kernel, the following vulnerability has been resolved: regulator: core: use systemfreezablewq for init complete work scheduledelayedwork uses systemwq, which is non-freezable, allowing regulatorinitcompletework to run concurrently with system suspend. This work fires 30s after boot t...

CVE-2026-90258

In the Linux kernel, the following vulnerability has been resolved: pinctrl: airoha: add missed IRQ resource helpers Without hooking .irqrequestresources, gpiolib cannot set GPIODFLAGUSEDASIRQ. This breaks pin direction locking and can allow userspace or another driver to reconfigure an active IR...

CVE-2026-92484

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix use-after-free in findposandways error path The error path releases its reference to a switch decoder before logging an error that includes the decoder name. If the released reference is the last one, the decoder...

CVE-2026-90151

In the Linux kernel, the following vulnerability has been resolved: NFSv4: remove callback IDR entry on client allocation failure nfs4allocclient allocates an NFSv4.0 callback identifier before it finishes setting up the client. If any later initialization step fails, the error path frees the...

CVE-2026-90091

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix race l2capsockcleanuplisten vs. putchan For L2CAP sockets without owning sk-sksocket, reading l2cappisk-chan may race against concurrent l2capsockkill - l2capsockputchan. This excludes simultaneous protoops...

CVE-2026-90178

In the Linux kernel, the following vulnerability has been resolved: hwmon: coretemp Fix coredata leak on CPUs without PTS pdata-coredata is allocated in inittempdata when the first core tempdata of a package is created, but it is only released from destroytempdata, and only in the branch that...

CVE-2026-90306

In the Linux kernel, the following vulnerability has been resolved: ARM: 9481/2: breakpoint: CFI breakpoints only on demand This removes the stub hwbreakpointcfihandler from ARM, making it not steal breakpoint type 0x03 ARMENTRYCFIBREAKPOINT unless CFI is actively used in the kernel. When not...

CVE-2026-90190

In the Linux kernel, the following vulnerability has been resolved: nullblk: use DEFINEMUTEX for the file-scope mutex In nullinit, mutexinit&lock currently happens after configfsregistersubsystem, which exposes the nullb subsystem to userspace. A racing mkdir into /sys/kernel/config/nullb/ can...

CVE-2026-90251

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MSFT: validate evtprefixlen against the response length readsupportedfeatures only checks that the response covers the fixed part of struct msftrpreadsupportedfeatures, which is 11 bytes: if skb-len evtprefixlen is an...