UBUNTU-CVE-2026-72234

In the Linux kernel, the following vulnerability has been resolved: batman-adv: access unicastttvn skb-data only after skb realloc The pskbmaypull called by batadvgetvid could reallocate the buffer behind the skb. Variables which were pointing to the old buffer need to be reassigned to avoid an...

UBUNTU-CVE-2026-72073

In the Linux kernel, the following vulnerability has been resolved: mmc: vub300: fix use-after-free on probe failure The vub300 driver lifetime-manages its controller state using vub300-kref, with vub300delete freeing the mmc host when the last reference is dropped. The probe error path after the...

UBUNTU-CVE-2026-72042

In the Linux kernel, the following vulnerability has been resolved: ipmi: Fix user refcount underflow in event delivery ipmiallocrecvmsguser takes the temporary user reference owned by the receive message, and ipmifreerecvmsg drops it again. If event delivery fails after allocating receive messag...

UBUNTU-CVE-2026-72110

In the Linux kernel, the following vulnerability has been resolved: bpf,fork: wipe -bpfstorage before bailouts that access it Currently, copyprocess can bail out to freetask before p-bpfstorage has been initialized, with this call graph shown here for the !CONFIGMEMCG case: copyprocess...

UBUNTU-CVE-2026-72112

In the Linux kernel, the following vulnerability has been resolved: iouring/bpf-ops: reject re-registration of an already-bound ops ioinstallbpf only rejects a second registration on the ctx side ctx-bpfops and sets the per-map back-pointer ops-priv unconditionally. The structops link path never...

UBUNTU-CVE-2026-72116

In the Linux kernel, the following vulnerability has been resolved: can: bcm: fix stale rx/tx ops after device removal RX: an RXSETUP update! for an existing op skipped canrxregister unconditionally, even when a concurrent NETDEVUNREGISTER had already torn down its registration op-rxregdev == NUL...

UBUNTU-CVE-2026-72178

In the Linux kernel, the following vulnerability has been resolved: mm/damon/core: always put unsuccessfully committed target pids damoncommittarget puts and gets the destination and the source target pids. It puts the destination target pid because it will be overwritten by the source target pid...

UBUNTU-CVE-2026-72090

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Use caller client for debug BO sync amdxdnadrmsyncboioctl looks up args-handle in the ioctl caller's drmfile. For SYNCDIRECTFROMDEVICE, it then calls amdxdnahwctxsyncdebugbo, but passes abo-client...

UBUNTU-CVE-2026-72282

In the Linux kernel, the following vulnerability has been resolved: KVM: Move kvmiobusgetdev locking responsibilities to callers kvmiobusgetdev returns a device that is only matched by the address, and nothing else. This can cause a lifetime issue if the matched device is not the expected type, a...

UBUNTU-CVE-2026-72069

In the Linux kernel, the following vulnerability has been resolved: locking/rt: Fix the incorrect RCU protection in rtspinunlock rtspinunlock releases the RCU protection before unlocking the lock. That opens the door for the following UAF scenario: T1 T2 spinlock&p-lock; rcureadlock; invalidatep;...

UBUNTU-CVE-2026-72113

In the Linux kernel, the following vulnerability has been resolved: can: bcm: add missing device refcount for CAN filter removal sashiko-bot remarked a problem with a concurrent device unregistration in isotp.c which also is present in the bcm.c code. A former fix for raw.c commit c275a176e4b6...

UBUNTU-CVE-2026-72125

In the Linux kernel, the following vulnerability has been resolved: can: isotp: fix use-after-free race with concurrent NETDEVUNREGISTER isotprelease looked up the bound network device via devgetbyindex using the stored ifindex. During device unregistration the device is unlisted from the ifindex...

UBUNTU-CVE-2026-72072

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: macsec: fix use-after-free of metadatadst on RX SC delete When an offloaded MACsec RX SC is deleted, macsecdelrxscctx freed the per-SC metadatadst with metadatadstfree, which kfrees the object unconditionally and ignor...

UBUNTU-CVE-2026-72058

In the Linux kernel, the following vulnerability has been resolved: net: ixp4xxhss: fix duplicate HDLC netdev allocation ixp4xxhssprobe allocates two HDLC netdevs. The first one is stored in ndev, initialized, and registered with registerhdlcdevice. The second one is stored in port-netdev and lat...

UBUNTU-CVE-2026-72177

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs-schemes: fix dir put orders in accesspatternadddirs Patch series "mm/damon/sysfs-schemes: fix wrong directories put orders in error paths". Error paths of damonsysfsaccesspatternadddirs and damonsysfsschemeadddirs...

UBUNTU-CVE-2026-72235

In the Linux kernel, the following vulnerability has been resolved: batman-adv: retrieve ethhdr after potential skb realloc on RX pskbmaypull in batadvinterfacerx could reallocate the buffer behind the skb. Variables which were pointing to the old buffer need to be reassigned to avoid an...

UBUNTU-CVE-2026-72070

In the Linux kernel, the following vulnerability has been resolved: wifi: libertastf: fix use-after-free in lbtffreeadapter lbtffreeadapter calls timerdelete&priv-commandtimer, which does not wait for a running commandtimerfn callback. lbtffreeadapter runs on the teardown path right before...

UBUNTU-CVE-2026-72024

In the Linux kernel, the following vulnerability has been resolved: mac802154: remove interfaces with RCU list deletion Queue wake, stop, and disable paths walk local-interfaces under RCU. The bulk hardware teardown path removes entries with listdel, so an asynchronous transmit completion can...

UBUNTU-CVE-2026-72139

In the Linux kernel, the following vulnerability has been resolved: tcp: defer md5siginfo kfree past RCU grace period in tcpconnect The md5+ao reconciliation in tcpconnect net/ipv4/tcpoutput.c has two symmetric branches: if needsmd5 tcpaodestroysocksk, false; else if needsao tcpclearmd5listsk;...

UBUNTU-CVE-2026-72233

In the Linux kernel, the following vulnerability has been resolved: batman-adv: bla: reacquire gw address after skb realloc The pskbmaypull called by batadvblaisbackbonegw could reallocate the buffer behind the skb. Variables which were pointing to the old buffer need to be reassigned to avoid an...