EUVD-2026-103801

In the Linux kernel, the following vulnerability has been resolved: fprobe: Use guardrcuschednotrace and check rcuiswatching unregisterfprobe and unregisterfprobeasync used by BPF kprobe-multi rely on standard RCU grace periods synchronizercu and callrcu to wait until in-flight fprobe handlers...

EUVD-2026-103800

In the Linux kernel, the following vulnerability has been resolved: HID: bpf: cast size to ssizet when checking hidbpfhwrequest As reported by Sashiko: If a transport driver encounters a hardware error and returns a negative error code such as -EPIPE, ret is implicitly promoted to sizet when...

EUVD-2026-103799

In the Linux kernel, the following vulnerability has been resolved: HID: multitouch: stop the release timer from being rearmed on remove mtremove quiesces the sticky-finger timer before stopping the hardware: timerdeletesync&td-releasetimer; sysfsremovegroup&hdev-dev.kobj, &mtattributegroup;...

EUVD-2026-103798

In the Linux kernel, the following vulnerability has been resolved: iouring: fix taskwork add use-after-free with SQPOLL For SQPOLL, the sqpoll thread runs taskwork off its own list and doesn't need to be told about it, so it can pop and complete a request as soon as mpscqpush has published it. I...

EUVD-2026-103797

In the Linux kernel, the following vulnerability has been resolved: ipvs: bound LBLCR and LBLC cache growth ipvslblcrnew and ipvslblcnew create cache entries for every previously unseen destination address. The table maxsize only tells the periodic collector to reclaim entries after the cache has...

EUVD-2026-103796

In the Linux kernel, the following vulnerability has been resolved: kprobes: Skip disarmed probes when checking optkprobe overlap On x86, an optkprobe at A replaces five bytes with a jump. If a disabled probe B is at A+2, getoptimizedkprobe stops at B when arming a new probe C at A+4. It leaves A...

EUVD-2026-103795

In the Linux kernel, the following vulnerability has been resolved: of/overlay: put property on deadprops only after changeset add succeeds addchangesetproperty links a new property of a not-yet-live target node into the node's deadprops list before handing it to ofchangesetaddproperty. If that...

EUVD-2026-103794

In the Linux kernel, the following vulnerability has been resolved: of/overlay: only treat a positive changeset id as registered ofoverlayfdtapply stores the idralloc return value in ovcs-id before checking it. On failure the stored id is negative, freeoverlaychangeset's "if ovcs-id" check passes...

EUVD-2026-103793

In the Linux kernel, the following vulnerability has been resolved: net: gso: limit recursive IP-in-IP segmentation IP-in-IP GSO can re-enter inetgsosegment or ipv6gsosegment for each nested IP header. encaplevel tracks header bytes, not callback depth, so a deep chain can exhaust the kernel stac...

EUVD-2026-103792

In the Linux kernel, the following vulnerability has been resolved: net: extend IPv6 exthdr detection of tunneled packets Commit c4336a07eb6b "net: correctly handle tunneled traffic on IPV6CSUM GSO fallback" split skbgsohasextensionhdr into mutually exclusive branches on skb-encapsulation. This d...

EUVD-2026-103791

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftflowoffload: drop flowtable reference on init error path nftflowoffloadinit bumps the flowtable use count with nftuseinc before calling nfctnetnsget. When the latter fails, the error is returned as-is and the...

EUVD-2026-103790

In the Linux kernel, the following vulnerability has been resolved: net/packet: prevent TXRING byte count overflow tpacketsnd drains every SENDREQUEST frame in a TX ring and adds each valid packet length to the signed int lensum. Userspace can recycle completed frames concurrently, so a single...

EUVD-2026-103789

In the Linux kernel, the following vulnerability has been resolved: pfcp: fix socket lifetime on netdevice registration failure pfcpnewlink creates the UDP socket before registernetdevice. If registration fails after pfcpdevinit succeeds, the core calls pfcpdevuninit, which releases the socket an...

EUVD-2026-103788

In the Linux kernel, the following vulnerability has been resolved: rtc: ac100: Assign .num before accessing .hws Commit f316cdff8d67 "clk: Annotate struct clkhwonecelldata with countedby" annotated the hws member of 'struct clkhwonecelldata' with countedby, which informs the bounds sanitizer...

EUVD-2026-103787

In the Linux kernel, the following vulnerability has been resolved: rtc: spear: initialize IRQ state before requesting alarm IRQ devmrequestirq enables the interrupt before it returns, so the handler may run while probe is still initializing the device. Initialize the MMIO address and spinlock...

EUVD-2026-103786

In the Linux kernel, the following vulnerability has been resolved: sctp: check RCVSHUTDOWN after the sendmsg connect wait sctpwaitforconnect drops the socket lock while it sleeps. An out-of-the-blue ABORT can then be processed from the socket backlog and unlink the association. If a concurrent...

EUVD-2026-103785

In the Linux kernel, the following vulnerability has been resolved: tpm: Disable TPM on null key name mismatch The null key name check exists to protect against TPM reset attacks, so a mismatch should stop the device from serving further requests. Currently it does not disable the chip when it...

EUVD-2026-103784

In the Linux kernel, the following vulnerability has been resolved: netfs: clear post-EOF pagecache when extending a file via write Fix netfs to erase the contents of a hole created after the EOF by an ordinary write if dirty data has been previously left there by writes through an mmapped region...

EUVD-2026-103783

In the Linux kernel, the following vulnerability has been resolved: netfs: zero gaps in read-gaps folio to avoid writing back stale data netfsreadgaps leaves gaps around a streaming write's dirty region unread on the server side, so a short/EOF response there left stale folio content that later g...

EUVD-2026-103782

In the Linux kernel, the following vulnerability has been resolved: module: fix lost error code from codetagloadmodule If codetagloadmodule fails, err is not set to reflect the failure and loadmodule returns 0 after the module has been torn down. Also, if the module is a livepatch, mod-klpinfo...

EUVD-2026-103781

In the Linux kernel, the following vulnerability has been resolved: virt: vmgenid: set driverdata before registering notification handlers Both probe paths register their notification handler before assigning driverdata, which the handler dereferences. In the devicetree path, the notification IRQ...

EUVD-2026-103780

In the Linux kernel, the following vulnerability has been resolved: vcscreen: reload vc pointer before if ret in vcswrite to avoid UAF The reload of 'vc' added by commit 8fb9ea65c9d1 "vcscreen: reload load of struct vcdata pointer in vcswrite to avoid UAF" sits after the 'if ret' block, so the...

EUVD-2026-103779

In the Linux kernel, the following vulnerability has been resolved: vt: selection: Fix unsigned underflow and slab-out-of-bounds read in pasteselection In pasteselection, the loop copies mintunsigned int, vcsel.buflen - pasted,tty-receiveroom bytes per iteration into ttyldiscreceivebuf and...

EUVD-2026-103778

In the Linux kernel, the following vulnerability has been resolved: vt: skip screen update for DEC alignment test on backgroup consoles BUG Recently, we encountered a KASAN warning as follows: BUG: KASAN: slab-out-of-bounds in fbpadalignedbuffer+0x11f/0x140 Read of size 1 at addr ff1100015fd9f6a4...

EUVD-2026-103777

In the Linux kernel, the following vulnerability has been resolved: ALSA: caiaq: unregister the input device when probe fails setupcard registers the input device, whose name and phys point into struct sndusbcaiaqdev, and then goes on to sndcardregister and sndusbcaiaqcontrolinit. If either fails...

EUVD-2026-103776

In the Linux kernel, the following vulnerability has been resolved: ALSA: line6: reject oversized playback packets Each playback URB is handed a slice of out.buffer that is exactly LINE6ISOPACKETS maxpacketsizeout bytes, sized from the OUT endpoint, but the number of bytes written into that slice...

EUVD-2026-103775

In the Linux kernel, the following vulnerability has been resolved: iio: accel: kionix-kx022a: Fix array boundary check The driver performs a sanity check for an array size, when converting a register value to an array index. The check incorrectly accepts the sizeofarray as a last index, when las...

EUVD-2026-103774

In the Linux kernel, the following vulnerability has been resolved: mtd: core: avoid double-free of OTP NVMEM device If factory OTP setup fails after the user OTP NVMEM device has been registered, mtdotpnvmemadd unregisters the user device but leaves mtd-otpusernvmem set. On an error, the caller...

EUVD-2026-103773

In the Linux kernel, the following vulnerability has been resolved: mtd: core: call getdevice with the master MTD getmtddevice calls the master's getdevice callback with mtd, which may be a partition. putmtddevice passes the master. This breaks gluebi partitions because gluebigetdevice uses...

EUVD-2026-103772

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: save IRQ state in blkgtrygetclosest biosetdev associates the bio with a blkg through bioassociateblkg. If the blkg lookup misses, blkgtrygetclosest takes q-queuelock with spinlockirq and releases it with spinunlockirq...

EUVD-2026-103771

In the Linux kernel, the following vulnerability has been resolved: of/overlay: don't leak fragment references when changeset init fails initoverlaychangeset stores the number of initialized fragments in ovcs-count only on full success. When findtarget or the symbols lookup fails partway through,...

EUVD-2026-103770

In the Linux kernel, the following vulnerability has been resolved: wifi: wfx: validate MIB read length before copying to caller wfxhifreadmib copies reply-length bytes from the firmware response into the caller-provided buffer without checking that reply-length does not exceed vallen. A firmware...

EUVD-2026-103769

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: drop oversized fragments to avoid extralen overflow In ieee80211rxhdefragment, fragment payloads are accumulated into entry-extralen as subsequent fragments arrive: entry-extralen += rx-skb-len; When the final...

EUVD-2026-103768

In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: reject short WMI command responses ath9kwmirspcallback removes the validated WMI header and copies the number of bytes expected by the waiting command into its response buffer. A device response shorter than that...

EUVD-2026-103767

In the Linux kernel, the following vulnerability has been resolved: wifi: ath9khtc: bound TX aggregation to MAXTXBUFSIZE hifusbtx dequeues up to MAXTXAGGRNUM 20 frames into a single txbuf of MAXTXBUFSIZE 32768 bytes, limiting the batch by record count but never by cumulative byte length. With lar...

EUVD-2026-103766

In the Linux kernel, the following vulnerability has been resolved: rtc: ac100: Fix clock provider use-after-free on probe failure ac100rtcregisterclks registers the RTC-32k clock with clkhwregisterfixedrate and the clock provider with ofclkaddhwprovider. Neither is device managed, and both are...

EUVD-2026-103765

In the Linux kernel, the following vulnerability has been resolved: rtc: mpfs: fix unchecked devmclkget error pointer in probe devmclkget&pdev-dev, "rtcref"'s return value was passed straight into clkgetrate without checking it for an error first, unlike the "rtc" clock a few lines above which is...

EUVD-2026-103764

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: validate TX status rate metadata minstrelhttxstatus converts the HT/VHT rate reported in a TX status into a group and rate index and uses those to index the minstrelht rate tables. The existing validation only...

EUVD-2026-103908

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: preserve hidden-group beacon IE ownership A hidden-group probe-response entry borrows its beacon IEs from the group's beacon entry. cfg80211updateassocbssentry can pass such an entry to cfg80211updateknownbss when...

EUVD-2026-103907

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: prevent AP VLAN tx from other interfaces Since the station lookup was factored out of ieee80211buildhdr, ieee80211lookuprasta uses stainfogetbss for all AP and AP VLAN frames, not only for control port frames. A...

EUVD-2026-103906

In the Linux kernel, the following vulnerability has been resolved: block: reject polled dio with user integrity metadata IOCBHASMETADATA leaves iocb-private as a uiometa, while iocbbioiopoll expects a bio. Since 2729a60bbfb9, metadata I/O always uses blkdevdirectIO, which never publishes the bio...

EUVD-2026-103905

In the Linux kernel, the following vulnerability has been resolved: blk-mq: set RQFUSESCHED when the operation is known The cached requests are allocated for one operation but can be handed out for another. A passthrough command has RQFUSESCHED cleared, so using those flags for a subsequent...

EUVD-2026-103904

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintel: validate DDC record lengths Parse DDC record lengths in unsigned storage so 0xFF does not wrap. Reject records smaller than the mandatory three-byte header, records exceeding U8MAX, and records exceeding...

EUVD-2026-103903

In the Linux kernel, the following vulnerability has been resolved: mm/slab: do not wake up kswapd in kfreercusheaf Since kfreercu can be called under pilock a raw spinlock in the scheduler, kfreercu itself should never allocate memory with GFPKSWAPDRECLAIM as waking up kswapd ends up acquiring...

EUVD-2026-103902

In the Linux kernel, the following vulnerability has been resolved: ASoC: SDCA: Add better pmruntime error handling in func probe Add a common error path in probe that balances the runtime PM reference...

EUVD-2026-103901

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix overflow of jump offset in constant blinding bpfjitblindinsn rewrites 'if rX op imm goto off' into: AX = imm ^ rnd AX ^= rnd if rX op AX goto off and subtracts 2 from off when the jump is backward. off is s16, so -32767...

EUVD-2026-103900

In the Linux kernel, the following vulnerability has been resolved: nvme: fix cdev lifetime Sashiko bot reported a potential problem for the cdev lifetime in 0 - the code there is heavily based on the NVMe code. Currently the NS head .open and .release fileoperations methods take and put a...

EUVD-2026-103899

In the Linux kernel, the following vulnerability has been resolved: nvme: fix command effects log lifetime for multipath heads KASAN reported a use-after-free when an I/O passthrough command was sent through a multipath namespace head after the controller path that first created the head had been...

EUVD-2026-103898

In the Linux kernel, the following vulnerability has been resolved: bpf: Hold map BTF for the memory allocator destructor record bpfmasetdtor duplicates map-record so that the bpfmemalloc destructor can release the special fields of hash and rhash map elements once the allocator frees them for...

EUVD-2026-103897

In the Linux kernel, the following vulnerability has been resolved: net/mctp: publish the mctpdev only after it is initialised mctpadddev links the new mctpdev into dev-mctpptr before mdev-dev is assigned, so a reader that picks the device up in that window dereferences a netdevice pointer that i...