UBUNTU-CVE-2026-64348

In the Linux kernel, the following vulnerability has been resolved: usb: free iso schedules on failed submit EHCI and FOTG210 isochronous submits build an ehciisosched before linking the URB to the endpoint queue, and keep the staged schedule in urb-hcpriv until isostreamschedule and the link...

UBUNTU-CVE-2026-64390

In the Linux kernel, the following vulnerability has been resolved: ksmbd: track the connection owning a byte-range lock SMB2LOCK adds each granted byte-range lock to both the file lock list and the lock list of the connection which handled the request. The final close and durable handle paths,...

UBUNTU-CVE-2026-64307

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Do not initialize SNP for ioctlSNPCONFIG Sashiko notes: if SEV initialization fails and KVM is actively running normal VMs, could a userspace process trigger this code path via /dev/sev ioctls e.g., SEVPDHGEN and ze...

UBUNTU-CVE-2026-64426

In the Linux kernel, the following vulnerability has been resolved: iouring/nop: fix file reference leak with IOSQEFIXEDFILE NOP file-acquisition support choses between a fixed registered file and a normal fget'd file based on its own IORINGNOPFIXEDFILE flag in sqe-nopflags. However, a request's...

UBUNTU-CVE-2026-64502

In the Linux kernel, the following vulnerability has been resolved: iio: adc: adsigmadelta: fix clearpendingevent for registerless devices adsigmadeltaclearpendingevent falls through to the status register read path for devices with hasregisters = false and no rdygpiod. For such devices,...

UBUNTU-CVE-2026-64497

In the Linux kernel, the following vulnerability has been resolved: iio: chemical: scd30: Cleanup initializations and fix sign-extension bug Include linux/bitfield.h for FIELDGET. Create new macros for bit manipulation in combination with manual bit manipulation being replaced with FIELDGET. The...

UBUNTU-CVE-2026-64301

In the Linux kernel, the following vulnerability has been resolved: regulator: scmi: fix ofnode refcount leak in scmiregulatorprobe scmiregulatorprobe calls offindnodebyname which takes a reference on the returned device node. On the error path where processscmiregulatorofnode fails, the function...

UBUNTU-CVE-2026-64414

In the Linux kernel, the following vulnerability has been resolved: netfilter: handle unreadable frags sashiko reports: When an skb with unreadable fragments such as from devmem TCP, where skbfragsreadableskb returns false is processed by the u32 module, skbcopybits will safely return a negative...

UBUNTU-CVE-2026-64381

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fix next buffer leak in receiveencryptedstandard receiveencryptedstandard allocates nextbuffer before checking whether the number of compound PDUs already reached MAXCOMPOUND. If the limit check fails, the function...

UBUNTU-CVE-2026-64435

In the Linux kernel, the following vulnerability has been resolved: audit: Fix data races of skbqueuelen readers on auditqueue Multiple readers access auditqueue.qlen via skbqueuelen without holding the queue lock or using READONCE, while kauditd writes to this field via the skbdequeue → skbunlin...

UBUNTU-CVE-2026-64422

In the Linux kernel, the following vulnerability has been resolved: net: ipv4: bound TCP reordering sysctl writes and MTU probe sizes Reject invalid net.ipv4.tcpreordering values before they reach TCP socket state. The sysctl is stored as an int but copied into the u32 tp-reordering field for new...

UBUNTU-CVE-2026-64366

In the Linux kernel, the following vulnerability has been resolved: HID: wacom: fix slab-out-of-bounds write in wacomwacqueueinsert wacomwacqueueinsert calls kfifoskip in a loop when the kfifo doesn't have enough space for the incoming report. If the kfifo is empty, kfifoskip reads stale data lef...

UBUNTU-CVE-2026-64305

In the Linux kernel, the following vulnerability has been resolved: crypto: qat - protect service table iterations with servicelock The servicetable list is protected by servicelock when entries are added or removed in adfserviceadd and adfserviceremove, but several functions iterate over the lis...

UBUNTU-CVE-2026-64424

In the Linux kernel, the following vulnerability has been resolved: netpoll: fix a use-after-free on shutdown path There is a use-after-free error on netpoll, which is clearly detected by KASAN. BUG: KASAN: slab-use-after-free in rawspinlockirqsave+0x3b/0x80 Read of size 1 at addr ... by task...

UBUNTU-CVE-2026-64480

In the Linux kernel, the following vulnerability has been resolved: ALSA: ice1712: check sndctlnew1 return value sndctlnew1 can return NULL when memory allocation fails. The ice1712 driver calls sndctlnew1 without checking the return value before dereferencing the pointer in multiple places...

UBUNTU-CVE-2026-64405

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciconn: Fix null ptr deref in hciabortconn hciabortconn read hciskbeventhdev-sentcmd when a connection was pending, but hdev-sentcmd can be NULL while reqstatus is still HCIREQPEND, leading to a NULL pointer dereferen...

UBUNTU-CVE-2026-64439

In the Linux kernel, the following vulnerability has been resolved: crypto: krb5 - filter out async aead implementations at alloc krb5aeadencrypt, krb5aeaddecrypt in rfc3961simplified.c and rfc8009encrypt, rfc8009decrypt in rfc8009aes2.c set a NULL completion callback and treat any negative retur...

UBUNTU-CVE-2026-64280

In the Linux kernel, the following vulnerability has been resolved: fpga: dfl-afu: validate DMA mapping length in afudmamapregion afuioctldmamap accepts a 64-bit length from userspace via DFLFPGAPORTDMAMAP ioctl without an upper bound check. The value is passed to afudmapinpages where npages is...

UBUNTU-CVE-2026-64260

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: Avoid queue-stopped races and set/read that value under lock There are several readers of queue-stopped that check the value under lock, but fuseuringcommitfetch did not and actually the value was not set under the lo...

UBUNTU-CVE-2026-64423

In the Linux kernel, the following vulnerability has been resolved: ipv4: igmp: remove multicast group from hash table on device destruction When a device is destroyed under RTNL, ipmcdestroydev iterates through the multicast list and calls ipmaput on each membership, scheduling them for RCU...