UBUNTU-CVE-2026-98606

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: release the GEM object on virtiogpuvramcreate errors virtiogpuvramcreate frees the object with a bare kfreevram on both error paths after drmgemprivateobjectinit has run, and on the second one after...

UBUNTU-CVE-2026-98608

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: fix object leak in virtiogpuresourcecreateioctl virtiogpuresourcecreateioctl calls drmgemobjectrelease on the drmgemhandlecreate error path instead of dropping the reference it owns, so obj-funcs-free never runs and t...

UBUNTU-CVE-2026-98642

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix UAF due to concurrent consumption of ttrace lists in allocbulk Syzkaller repeatedly triggered UAF splats related to nodes in waitingforgpttrace within the bpf memalloc: BUG: KASAN: slab-use-after-free in...

UBUNTU-CVE-2026-98717

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Bail from shadow walks if the root is invalid or a dummy When walking shadow page tables, immediately terminate the walk if the root is a "dummy" root, i.e. a root whose top-level page table is backed by the zero...

UBUNTU-CVE-2026-98725

In the Linux kernel, the following vulnerability has been resolved: nvmet-auth: fix out-of-bounds write in nvmetauthchallenge nvmetauthchallenge receives its output buffer as a void pointer. sizeofd therefore evaluates to one with GCC and undercounts the fixed challenge header by 15 bytes. A shor...

UBUNTU-CVE-2026-98731

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintelpcie: fix plen overflow in btintelpcierecvframe plen is u16 and computed as HDRSIZE + dlen. For ACL/ISO frames dlen is a 16-bit field, so a value = 0xFFFC wraps the sum, bypassing the "skb-len plen" check and...

UBUNTU-CVE-2026-98458

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: release unused CIS holds after channel attach hcibindcis and hciconnectcis return one hciconn hold for the ISO layer. A new channel association consumes that hold, which is eventually released by isoconnfree. Ther...

UBUNTU-CVE-2026-98519

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix runtime PM leak in amdgpudebugfstestibshow amdgpudebugfstestibshow resumes the device with pmruntimegetsync before taking the reset domain semaphore with downwritekillable. If the write lock acquisition is...

UBUNTU-CVE-2026-98613

In the Linux kernel, the following vulnerability has been resolved: bpf: Bound ownership depth through local kptrs and graph roots Program-allocated objects can own other local objects through referenced kptrs. bpfobjfreefields follows those pointers through bpfobjdropimpl synchronously, before t...

UBUNTU-CVE-2026-98695

In the Linux kernel, the following vulnerability has been resolved: USB: serial: fix ioctl hangup race The tty ioctls can race with hangup and end up calling into a tty driver for a device that is already gone or powered down. Serialise the callbacks using the tty port mutex and add the missing...

UBUNTU-CVE-2026-98705

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: account proxy paths against the mesh path limit Proxy-path churn can drive the interface path counter negative and let later mesh path additions exceed MESHMAXMPATHS. meshpathfreercu decrements the interface mpath...

UBUNTU-CVE-2026-98761

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: recover after failure to start the frs ams Reset the port if the tcpm fails to start the FASTROLESWAP AMS by initiating error recovery on it. This helps in cases where some cables incorrectly signal an FRS to an...

UBUNTU-CVE-2026-98544

In the Linux kernel, the following vulnerability has been resolved: bna: prevent IOC timer rearm during teardown bna: prevent IOC timer rearm during teardown bnadpciremove and the probe disableioceth path call timerdeletesync for ioctimer, semtimer and hbtimer, but not for iocpftimer...

UBUNTU-CVE-2026-98581

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: Fix list corruption / refcount desync in nfcllcprecvdm nfcllcprecvdm handles DMNOBOUND/DMREJ for a socket that is still linked on local-connectingsockets: it looks the socket up with nfcllcpconnectingsockget, sets...

UBUNTU-CVE-2026-98459

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: balance the parent hold in hcibindbis hciconnlink takes a lifetime reference to its parent with hciconnget, but only takes an operational hold on the child. hciconnunlink later balances both a hold and a reference...

UBUNTU-CVE-2026-98501

In the Linux kernel, the following vulnerability has been resolved: HID: alps: fix use-after-free on input2 registration failure alpsinputconfigured stores data-input2 before calling inputregisterdevice. If registration fails, inputfreedevice frees the input device but data-input2 still points to...

UBUNTU-CVE-2026-98513

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: Fix runtime PM leak in nouveauconnectordetect If nvifoutpedidget fails, nouveauconnectordetect returns early without dropping the runtime PM reference taken at the start of the function, keeping the device powered on...

UBUNTU-CVE-2026-98515

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: fix double-free in nvifvmmdtor On failure, nouveaucliinit calls nouveauclifini to tear the client down. Then, nouveaudrmopen also enters into its cleanup path and calls nouveauclifini AGAIN. nouveauclifini calls...

UBUNTU-CVE-2026-98481

In the Linux kernel, the following vulnerability has been resolved: nfc: port100: reject frames whose declared length exceeds the received data port100recvresponse passes the URB transfer buffer to port100rxframeisvalid, which checksums le16tocpuframe-datalen bytes of frame-data. datalen is a...

UBUNTU-CVE-2026-98483

In the Linux kernel, the following vulnerability has been resolved: nfc: fix use-after-free in nfcgetlocalgeneralbytes Commit 6709d4b7bc2e "net: nfc: Fix use-after-free caused by nfcllcpfindlocal" attempted to fix a use-after-free UAF issue by invoking nfcllcplocalputlocal after accessing local-g...