UBUNTU-CVE-2026-74517

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Cancel delayed I/O APIC EOI handling before destroying vCPUs Cancel and flush the I/O APIC's delayed EOI handling work during the "pre VM destroy" phase, before vCPUs are destroyed, as processing the EOI broadcast will...

UBUNTU-CVE-2026-74498

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fix DMA buffer out-of-bounds write when fillmax is set When a USB audio endpoint requests full packet transfers via the fillmax descriptor flag, dataepsetparams promotes ep-curpacksize to ep-maxpacksize. However,...

UBUNTU-CVE-2026-74524

In the Linux kernel, the following vulnerability has been resolved: riscv: mm: Fix out-of-bounds page-table walk during memory hot-remove removepudmapping and removep4dmapping obtain a child table base with pudoffsetp4dp, 0 and p4doffsetpgd, 0, then add the index for addr. RISC-V folds page-table...

UBUNTU-CVE-2026-74464

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix skb leak on flow key update failure during ct ovsctexecute always steals or frees the skb on failure while ovsflowkeyupdate does not. So, if it fails and we return right away, the skb ends up leaked. Fix tha...

UBUNTU-CVE-2026-74468

In the Linux kernel, the following vulnerability has been resolved: gpio: pch: use rawspinlockt for the register lock pchirqtype is registered as the irqchip .irqsettype callback and takes chip-spinlock with spinlockirqsave. This callback is reached from setupirq - irqsettrigger - chip-irqsettype...

UBUNTU-CVE-2026-74511

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: mgmt: fix pending command UAF in EIR updates MGMTOPSETLOCALNAME is handled asynchronously on powered controllers and can run setnamesync. When the controller is BR/EDR capable, setnamesync updates the local name and th...

UBUNTU-CVE-2026-74494

In the Linux kernel, the following vulnerability has been resolved: ksmbd: reject repeated SMB2 NEGOTIATE requests Unauthenticated client can send multiple successful SMB2 NEGOTIATE requests on one connection before SESSIONSETUP. While the connection is in KSMBDSESSNEEDSETUP, smb2handlenegotiate...

UBUNTU-CVE-2026-74533

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix race of kfree vs krefgetunlesszero hciconn::isodata is accessed and modified without lock or RCU. This leads to a race Task hdev-workqueue Task 2 isorecv isoconnputconn conn = LOAD hcon-isodata isoconnfreeconn...

UBUNTU-CVE-2026-74493

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix socket use-after-free during link group termination smclgrterminate drops connslock after finding a connection in lgr-connsall, but before taking a reference on its socket. The connection is embedded in the socket, a...

UBUNTU-CVE-2026-74487

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: restore write access when removing an entry Registering an entry with the MISCFMTOPENFILE flag opens the interpreter via openexec which denies write access to it for as long as the entry exists. Removing the entry...

UBUNTU-CVE-2026-74483

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: don't leak the user namespace when the mount fails bmgettree takes a reference to the user namespace and hands it to gettreekeyed as the sget key. sgetfc moves that reference into sb-sfsinfo and clears fc-sfsinfo, so...

UBUNTU-CVE-2026-74463

In the Linux kernel, the following vulnerability has been resolved: i2c: jz4780: Cache host clock rate at probe to prevent CCF preparelock deadlock Fix a severe AB/BA deadlock between the Common Clock Framework CCF and the I2C adapter lock, which triggers when an I2C-controlled clock generator...

UBUNTU-CVE-2026-74501

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: fix use-after-free in umptoendpoint createmidi2ump registers a card-owned sndumpendpoint and stores a back-pointer to its per-interface sndusbmidi2ump object in ump-privatedata, but it never installs an...

UBUNTU-CVE-2026-74462

In the Linux kernel, the following vulnerability has been resolved: i2c: imx: mark I2C adapter when hardware is powered down On some i.MX platforms, certain I2C client drivers keep a periodic workqueue which continues to trigger I2C transfers. During system suspend/resume, there exists a time...

CVE-2026-74487

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: restore write access when removing an entry Registering an entry with the MISCFMTOPENFILE flag opens the interpreter via openexec which denies write access to it for as long as the entry exists. Removing the entry...

CVE-2026-74440

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Wait on external BO kernel fences in exec IOCTL Before arming a user job, xeexecioctl only added the VM's dma-resv KERNEL slot as a dependency. That slot covers rebinds and the kernel operations of the VM's private BOs, b...

CVE-2026-74541

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: clear isodata always when detaching conn from hcon When setting conn-hcon = NULL, also conn-hcon-isodata = NULL is necessary, otherwise later isoconnfree will UAF. Fix clearing of isodata in isosockdisconn Fixes...

CVE-2026-74523

In the Linux kernel, the following vulnerability has been resolved: qede: sync udptunnel ports outside qedelock in the recovery path A TX timeout on a qede NIC that has VXLAN/GENEVE tunnel ports configured wedges the rtnetlink control plane of the whole machine: NETDEV WATCHDOG: ens6f1 qede:...

CVE-2026-74451

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: validate firmware interface structure sizes ifacefwtocpuaddr only checks that the firmware-provided MCU virtual address points inside the shared section. The returned pointer is later used as a full firmware interfac...

CVE-2026-74464

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix skb leak on flow key update failure during ct ovsctexecute always steals or frees the skb on failure while ovsflowkeyupdate does not. So, if it fails and we return right away, the skb ends up leaked. Fix tha...