CVE-2026-74532

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintel: Validate length before parsing diagnostics TLV btinteldiagnostics accesses tlv-val0 without first validating that the diagnostics VSE is long enough to contain that field, so may cause reading data beyond the...

CVE-2026-74455

In the Linux kernel, the following vulnerability has been resolved: can: peakusb: validate uCAN receive record lengths pcanusbfddecodebuf walks uCAN records packed in one USB receive buffer. Require each record to contain the fixed header for its type, and verify CAN payload bytes before copying...

CVE-2026-74444

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: validate DRAWPRIMITIVES header size before division vmwcmddraw computes maxnum = header-size - sizeofcmd-body / sizeofdecl; where header-size is u32 and is taken straight from the user-supplied command stream. When...

CVE-2026-74525

In the Linux kernel, the following vulnerability has been resolved: net: sxgbe: free TX rings on RX allocation failure When RX descriptor ring allocation fails, initdmadescrings only frees the partially allocated RX rings and returns. The TX rings that were allocated earlier in the same function...

UBUNTU-CVE-2026-74479

In the Linux kernel, the following vulnerability has been resolved: net: pktgen: fix proc entry use-after-free pktgenchangename replaces pktdev-entry while holding t-iflock. pktgenremovedevice removes the same entry before remdevfromiflist takes that lock. This allows the following interleaving:...

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-2026-74535

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: avoid deadlocks in isosocktimeout isosocktimeout takes locksock, so sync disabling the timer while holding that lock may deadlock. isosocktimeout may also run concurrently with isoconndel, which leads to UAF Task ...

CVE-2026-74518

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix list corruption in allocatefileregionentries allocatefileregionentries tops up resv-regioncache with freshly allocated fileregion descriptors. The allocation uses GFPKERNEL, so resv-lock is dropped around it: the...

UBUNTU-CVE-2026-74480

In the Linux kernel, the following vulnerability has been resolved: net: bridge: stop fast-leave after deleting a port group brmulticastleavegroup iterates mp-ports with pp = &p-next in its fast-leave path. After brmulticastdelpg removes p, continuing the loop advances pp through the deleted entr...

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-2026-74498

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-2026-74534

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix refcounting of isoconn isoconndel and isochandel have a race that results to double-put of isoconn: Task hdev-workqueue Task 2 isoconndel isochandel isoconnholdunlesszero isoconnlock isoconnlock conn-sk = NULL...

UBUNTU-CVE-2026-74489

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix tidtx use-after-free on BA session stop ieee80211stoptxbacb hands tidtx to kfreercu through ieee80211removetidtx, and then reads tidtx-ndp after dropping sta-lock: ieee80211removetidtxsta, tid; / kfreercutidtx...

UBUNTU-CVE-2026-74500

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: fix stack info leak in RME Digiface status sndrmedigifacereadstatus reads a four-word status block from the device into an uninitialised on-stack le32 buf4 and, whenever the vendor control-IN transfer does not...

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-2026-74448

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix QID bit leak in pqmcreatequeue When MES is enabled and amdgpuamdkfdallockernelmem fails during the first queue creation for a process, pqmcreatequeue returns early via 'return retval' without going through the...

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-2026-74468

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-2026-74521

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use memcmp to compare ClientGUIDs ClientGUID is a fixed-size binary value and can contain embedded NUL bytes. strncmp stops comparing at the first NUL byte, so different ClientGUID values can incorrectly be treated as equa...

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...