UBUNTU-CVE-2026-98963

In the Linux kernel, the following vulnerability has been resolved: btrfs: always return -EIOCBQUEUED after btrfsuringreadextentendio If all bios finish before btrfsencodedreadregularfillpages returns, it calls btrfsuringreadextentendio and previously returned the I/O status. A negative errno the...

UBUNTU-CVE-2026-98940

In the Linux kernel, the following vulnerability has been resolved: ASoC: qcom: lpass-cpu: use DAI table index for playback constraints The DAI ID is a hardware port ID and is not necessarily the index of the corresponding entry in variant-daidriver. When configuring a DAI with...

UBUNTU-CVE-2026-98977

In the Linux kernel, the following vulnerability has been resolved: namespace: handle mount locking for automounts correctly If mounts are propagated across user namespaces, attachrecursivemnt locks every copy of the source mount to protect overmounts from vanishing and revealing the underlying...

UBUNTU-CVE-2026-98981

In the Linux kernel, the following vulnerability has been resolved: namespace: unhash a dentry before detaching the mounts on it unlink, rmdir and rename remove the entry from the filesystem, call detachmounts on the entry with the inode locked and then call ddelete once the inode is unlocked. Th...

UBUNTU-CVE-2026-98971

In the Linux kernel, the following vulnerability has been resolved: gpio: exar: initialize the ID before registering its cleanup devmaddactionorreset invokes the cleanup action immediately when registering the action fails. gpioexarprobe currently stores the allocated ID in exargpio only after...

UBUNTU-CVE-2026-99009

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: connect the session socket without rfcommmutex An RFCOMM connect issued while a BR/EDR link is being authenticated makes lockdep report a circular dependency, and the reported cycle is a real AB/BA between...

UBUNTU-CVE-2026-99044

In the Linux kernel, the following vulnerability has been resolved: ice: fix use-after-free in dynamic port cleanup icedeallocdynamicport uses dynport-vsi-idx to erase the dynamic port from pf-dynports. However, it frees the VSI before reading the index for the erase, resulting in a use-after-fre...

UBUNTU-CVE-2026-99066

In the Linux kernel, the following vulnerability has been resolved: can: dev: initcanskb: restore skb header initialization Commit 9f10374bb024 "can: remove private CAN skb headroom infrastructure" removed the skbresetmacheader/skbresetnetworkheader/ skbresettransportheader calls from initcanskb...

UBUNTU-CVE-2026-99086

In the Linux kernel, the following vulnerability has been resolved: dm-integrity: validate the superblock on resume dmintegrityresume re-reads the superblock from the device so that it picks up the flags and the recalculate position. It performs no validation on the result, while the constructor...

UBUNTU-CVE-2026-99040

In the Linux kernel, the following vulnerability has been resolved: KEYS: Fix addkey race with keyring restriction keycreateorupdate snapshots keyring-restrictlink before taking the destination keyring's semaphore. keyringrestrict installs a restriction while holding that semaphore. This allows a...

UBUNTU-CVE-2026-98989

In the Linux kernel, the following vulnerability has been resolved: namespace: check a recursive bind mount for mount namespace loops doloopback refuses to bind mount the file of a mount namespace that is as old as the caller's or older because a mount namespace that holds a mount of its own file...

UBUNTU-CVE-2026-98953

In the Linux kernel, the following vulnerability has been resolved: devlink: fix devlinkrel reference leak when notify work is pending devlinkrelnestedinnotifyworkschedule takes a reference on the devlinkrel for the notify work and then queues the work, ignoring the return value of...

UBUNTU-CVE-2026-99024

In the Linux kernel, the following vulnerability has been resolved: optee: register TEE devices only once fully initialized opteeprobe called teedeviceregister on both the client and the supplicant device before the rest of struct optee had been initialized. teedeviceregister calls cdevdeviceadd,...

UBUNTU-CVE-2026-99080

In the Linux kernel, the following vulnerability has been resolved: fs: Free any excess xarray nodes in clearinode For many years we've had a hard to hit leak of xarray nodes. Hugh documented it well in commit 786b31121a2c. Recently people and syzbot have found ways to force it to happen with...

UBUNTU-CVE-2026-99074

In the Linux kernel, the following vulnerability has been resolved: ipv4: stop PMTU walk when nexthop group shrinks Commit 7d3f3b4367f3 "net: ipv4: Cache pmtu for all packet paths if multipath enabled" made iprtupdatepmtu update every path. For nexthop objects, fibinfonumpath and fibinfonhc...

UBUNTU-CVE-2026-99078

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Prevent stale XSK buffer release on MPWQE refill retry With AFXDP on a striding RQ, mlx5e defers releasing XSK buffers until an MPWQE is refilled. If XSK allocation then returns -ENOMEM, actualwqhead is not advanced an...

UBUNTU-CVE-2026-98984

In the Linux kernel, the following vulnerability has been resolved: dcache: don't put a mountpoint on a dentry that's being removed rmdir, unlink and rename call dontmount on the victim and then detachmounts with the victim's inode locked. dolockmount takes the inode lock of the mountpoint and...

UBUNTU-CVE-2026-99011

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: serialise scoconn lifetime against scorecvscodata scorecvscodata upgrades the weak hcon-scodata back-pointer to a strong reference under hdev-lock: hcidevlockhdev; hcon = hciconnhashlookuphandlehdev, handle;...

UBUNTU-CVE-2026-99071

In the Linux kernel, the following vulnerability has been resolved: ipv4: do not warn on route notification size race Commit 680aea08e78c "net: ipv4: Emit notification when fib hardware flags are changed" added asynchronous route notifications for hardware flag changes. fibaliashwflagsset sizes t...

UBUNTU-CVE-2026-99006

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gem: Prevent overstepping exec array boundary It is possible for ebrelocateparseslow to call kvfree on entries outside the original exec array during following scenario inside ebrelocateparseslow: 1 ebcopyrelocations...