CVE-2026-90226

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: avoid userspace overflow on invalid optlen nfcllcpgetsockopt casts optval to u32 user for putuser, so the kernel always stores 4 bytes regardless of the caller-supplied optlen. The existing mintu32, len, sizeofu32 only...

CVE-2026-90227

In the Linux kernel, the following vulnerability has been resolved: nvme/ioctl: check SUBMITIO with nvmecmdallowed Unlike IOCMD / IO64CMD, NVMEIOCTLSUBMITIO never calls nvmecmdallowed. Unprivileged callers can thus issue I/O on a partition device or write through a read-only file descriptor. Pass...

CVE-2026-90224

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: fix double completion race in ncidataexchangecomplete nciclosedevice and ncirxwork can both call ncidataexchangecomplete concurrently. After commit 4527025d440ce8 "nfc: nci: fix circular locking dependency in...

CVE-2026-90225

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: read llcpsock-local under the socket lock in getsockopt nfcllcpgetsockopt read llcpsock-local before locksocksk and then dereferenced the cached pointer inside the locked region. llcpsockbind assigns and clears...

CVE-2026-90223

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: bound SNL TLV parsing to the skb and add length checks nfcllcprecvsnl walked the SNL TLV list using a u16 offset/length pair derived from skb-len, without bounding reads to the actual skb data. Three problems followed:...

CVE-2026-90222

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: hold a reference to the request skb during sendframe pn533sendasync publishes the command and then calls dev-phyops-sendframe. Once dev-cmd is set, an incoming frame can be matched to this command: the I2C threaded IR...

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-2026-90220

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-2026-90218

In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Fix WARNING in restort syzbot reported a WARNON!res-dev in restort triggered via addrhandler during asynchronous address resolution: " WARNING: drivers/infiniband/core/restrack.c:138 at restort+0x1c4/0x230 CPU1:...

CVE-2026-90219

In the Linux kernel, the following vulnerability has been resolved: RDMA/cxgb4: Free debugfs on registration failure c4iwalloc creates the per-device debugfs tree dev-debugfsroot via setupdebugfs, but it is removed only in c4iwremove, not in c4iwdealloc. When RDMA device registration fails, the...

CVE-2026-90217

In the Linux kernel, the following vulnerability has been resolved: bpf: Compare iterator types during state pruning An iterator stack slot can be MEMRCU or PTRUNTRUSTED. These states must not be equal, or the verifier can prune an unsafe path. Compare the pointer type for STACKITER slots...

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-2026-90215

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-2026-90214

In the Linux kernel, the following vulnerability has been resolved: ASoC: xilinx: formatterpcm: fix streamdata leak on open error In xlnxformatterpcmopen, streamdata is allocated and adata-playstream or adata-capturestream is assigned early. If a later step, such as sndpcmhwconstraintstep or...

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-2026-90213

In the Linux kernel, the following vulnerability has been resolved: firewire: core: fix memory leak in error path of buildtree In the error path of buildtree, node instances can remain in the local linked list when the function returns. Whenever an invalid value is detected in the self ID sequenc...

CVE-2026-90211

In the Linux kernel, the following vulnerability has been resolved: bpf, s390: Clear fetch destination on faulting arena atomic Same missing register clear as on riscv64. A RMW atomic on an arena pointer is converted to BPFPROBEATOMIC and gets an exception table entry, but bpfjitprobeatomicpre on...

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-2026-90209

In the Linux kernel, the following vulnerability has been resolved: s390/debug: Fix deadlock during unregister Unregistering an s390dbf debug area while one of the associated debugfs files is being written to can cause a deadlock: $ echo .../vmur/level $ rmmod vmur...

CVE-2026-90208

In the Linux kernel, the following vulnerability has been resolved: clocksource/drivers/samsungpwm: Switch to rawspinlockt type Samsung PWM timer might be used as a clock source on some legacy systems. When PREEMPTRT is enabled on ARM, regular spinlock is converted to a sleeping lock mutex-based,...

CVE-2026-90207

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: midi: Serialize input teardown with eventinput sndmidiinputevent must not be running while a rawmidi substream is closing, since this can lead to the trigger state becoming out-of-step through this sequence in...

CVE-2026-90206

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix maxqid race between configfs and controller allocation The function nvmetsubsysattrqidmaxstore can race against nvmetallocctrl when a subsystem's maxqid limit is modified. Suppose maxqid is currently 64. If...

CVE-2026-90205

In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate orphan slot during inode read Patch series "ocfs2: validate active orphan slots during inode read". OCFS2 trusts active ordinary and append-DIO orphan slots read from dinodes. A corrupted slot can therefore index...

CVE-2026-90204

In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate DIO orphan slot during inode read BUG A corrupted append-DIO dinode high byte at offset 0xa1 corrupted from 0 to 1 can carry an idioorphanedslot outside the mounted filesystem slot range and trigger a use-after-fr...

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-2026-90202

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Avoid freeing unallocated PCIe SGL buffers basereleasememorypools unconditionally frees every ioc-pciesglookup entry, including ones the setup loop never allocated after a partial failure, causing a "bad dma" warni...

CVE-2026-90200

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: fix integer overflow in MFT cluster validation In ntfsinitfromboot, the boot sector's MFT cluster numbers are validated against the volume size with: if mlcn sctperclst = sectors || mlcn2 sctperclst = sectors goto out;...

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-2026-90199

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: reject out-of-range evcn in mienumattr In mienumattr, the start/end VCN validation for non-resident attributes is: if svcn evcn + 1 goto out; When evcn is U64MAX the "evcn + 1" expression wraps to 0 and any svcn passes...

CVE-2026-90197

In the Linux kernel, the following vulnerability has been resolved: HID: haptic: don't write an uninitialized value to unhandled usages filleffectbuf initializes value only for the four haptic usages handled by its switch, but writes it to field-value for every usage. An unhandled usage can...

CVE-2026-90198

In the Linux kernel, the following vulnerability has been resolved: ALSA: core: Fix use-after-free in sndcarddofree A use-after-free was detected in sndcarddofree when a sound card managed by devres is unbound while a user-space application still holds an open file descriptor. For managed cards,...

CVE-2026-90196

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: validate topology volume range before allocation SOF treats the topology mixer min and max values as non-negative indices into its volume table. It stores them in signed fields, allocates max + 1 entries through an int...

CVE-2026-90194

In the Linux kernel, the following vulnerability has been resolved: ACPI: scan: fix bus ID cleanup on deviceadd failures When deviceadd fails after acpidevicesetname has allocated an instance ID and a new acpidevicebusid has been linked into acpibusidlist, the rollback path only removes wakeuplis...

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-2026-90193

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-2026-90191

In the Linux kernel, the following vulnerability has been resolved: mailbox: riscv-sbi-mpxy: validate RPMI notification lengths The SBI return value controls how many bytes are copied from shared memory into the RPMI notification buffer. It is not validated against the negotiated shared-memory si...

CVE-2026-90192

In the Linux kernel, the following vulnerability has been resolved: mailbox: qcom-cpucp: handle NULL data in senddata callback mailboxclearchannel calls mboxsendmessage with NULL data to notify the remote side that the RX channel has been cleared. qcomcpucpmboxsenddata blindly dereferenced the da...

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-2026-90188

In the Linux kernel, the following vulnerability has been resolved: nullblk: free global tagset on init error path If sharedtags is enabled, nullsetuptagset allocates the global tagset via nullinitglobaltagset. If device creation later fails, errdev destroys the default devices and calls...

CVE-2026-90189

In the Linux kernel, the following vulnerability has been resolved: nullblk: register configfs subsystem after creating default devices In nullinit, configfsregistersubsystem currently runs before registerblkdev, so when nullblk is built as a module, a racing mkdir + poweron from userspace can...

CVE-2026-90187

In the Linux kernel, the following vulnerability has been resolved: nullblk: free zones array on device power-off nullinitzoneddev allocates dev-zones when a zoned device is powered on, but nulldeldev never frees it on power-off; dev-zones is only freed later in nullfreedev, when the configfs...

CVE-2026-90186

In the Linux kernel, the following vulnerability has been resolved: nullblk: reject per-device queue resize for shared tag set When sharedtags is enabled, nullsetuptagset makes the device use the global tagset, whose driverdata stays NULL. nullmapqueues therefore falls back to the module-wide...

CVE-2026-90185

In the Linux kernel, the following vulnerability has been resolved: nullblk: serialize configfs attribute stores with the lock The NULLBDEVICEATTR store takes no lock: applyfn attributes submitqueues, pollqueues get dev-NAME written again after applyfn returns, outside its lock; APPLY=NULL...

CVE-2026-90183

In the Linux kernel, the following vulnerability has been resolved: blk-iolatency: clear delay state when freeing policy data io.latency can throttle a group which has no latency target of its own. When a sibling misses its target, checkscalechange scales down its peers, and a peer that reaches...

CVE-2026-90184

In the Linux kernel, the following vulnerability has been resolved: nullblk: serialize configfs attribute updates with device setup The attribute store methods generated with NULLBDEVICEATTR refuse to change the configuration of a live device by testing NULLBDEVFLCONFIGURED, but that flag is only...

CVE-2026-90182

In the Linux kernel, the following vulnerability has been resolved: blk-iocost: clear delay state when freeing policy data iocgkickdelay turns sufficiently large debt into an explicit block-cgroup delay with blkcgsetdelay, setting blkg-usedelay to -1 and incrementing blkcg-congestioncount. Cleari...

CVE-2026-90180

In the Linux kernel, the following vulnerability has been resolved: block: mtip32xx: synchronize ioctls with device removal The ioctl handlers only test REMOVEPENDING before entering mtiphwioctl. Removal can set that bit immediately afterwards and free dd-port in mtiphwexit while an ioctl still...

CVE-2026-90181

In the Linux kernel, the following vulnerability has been resolved: ublk: avoid teardown retry loop on xarray allocation failure ublkshmemremoveranges removes matching maple tree ranges in batches, but first stores each range into a temporary xarray so that the pages can be unpinned after droppin...

CVE-2026-90179

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix deadlock in complain-mode changehat The use of changehat when in complain mode can cause a deadlock when the hat doesn't exist and a new learning profile is created for the missing profile. This is because changehat...

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...