UBUNTU-CVE-2026-72227

In the Linux kernel, the following vulnerability has been resolved: batman-adv: mcast: avoid OOB read of numdests header Before the access to struct batadvtvlvmcasttracker's numdests, it is attempted to check whether enough space is actually in the network header. But instead of using offsetofend...

UBUNTU-CVE-2026-72257

In the Linux kernel, the following vulnerability has been resolved: ASoC: qcom: q6apm: fix NULL pointer dereference in graphcallback When q6apmfreefragments is called it frees rxdata.buf/txdata.buf and sets them to NULL under graph-lock. A late DSP buffer-done response can race with this:...

UBUNTU-CVE-2026-72273

In the Linux kernel, the following vulnerability has been resolved: fbdev: efifb: fix memory leak in efifbprobe Since commit 73ce73c30ba9 "fbdev: Transfer video= option strings to caller; clarify ownership" the string returned from fbgetoptions is expected to be freed by the caller, but the strin...

UBUNTU-CVE-2026-72097

In the Linux kernel, the following vulnerability has been resolved: dm-verity: fix a possible NULL pointer dereference Fix a possible NULL pointer dereference dmverityloadpinisbdevtrusted if the device has no table...

UBUNTU-CVE-2026-72121

In the Linux kernel, the following vulnerability has been resolved: can: bcm: add locking when updating filter and timer values KCSAN detected a simultaneous access to timer values that can be overwritten in bcmrxsetup when updating timer and filter content while bcmrxhandler, bcmrxtimeouthandler...

UBUNTU-CVE-2026-72105

In the Linux kernel, the following vulnerability has been resolved: dm-log: fix a bitsetsize overflow on 32bit machines Commit c20e36b7631d "dm log: fix out-of-bounds write due to regioncount overflow" made sure that regioncount could fit in an unsigned int. But the bitmap memory isn't allocated...

UBUNTU-CVE-2026-72132

In the Linux kernel, the following vulnerability has been resolved: NFS: Charge unstable writes by request size, not folio size nfsfoliomarkunstable and nfsfolioclearcommit charge and uncharge NRWRITEBACK/WBWRITEBACK by folionrpagesfolio once per request added to or removed from a commit list. Th...

UBUNTU-CVE-2026-72123

In the Linux kernel, the following vulnerability has been resolved: can: bcm: defer rxop deallocation to workqueue to fix thrtimer UAF Commit f1b4e32aca08 "can: bcm: use callrcu instead of costly synchronizercu" replaced synchronizercu in bcmdeleterxop with callrcu and introduced the RXNOAUTOTIME...

UBUNTU-CVE-2026-72254

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftfib: reject fib expression on the netdev egress hook A fib expression in a netdev egress base chain dereferences nftinpkt, NULL on the transmit path, causing a NULL pointer dereference at eval. nftfibvalidate masks...

UBUNTU-CVE-2026-72043

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Fix missing dirty page tracking in pte,pmdwrprotect When hardware page table walker PTW is enabled on LoongArch, the CPU may set PAGEDIRTY directly in the page table entry during a write TLB miss, without going through...

UBUNTU-CVE-2026-72108

In the Linux kernel, the following vulnerability has been resolved: dm thin metadata: fix metadata snapshot consistency on commit failure reservemetadatasnap and releasemetadatasnap modify the superblock's heldroot directly in the blockmanager's buffer. If the subsequent metadata commit fails, th...

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-2026-72018

In the Linux kernel, the following vulnerability has been resolved: dibs: loopback: validate offset and size in movedata The loopback movedata performs a memcpy into the registered DMB without checking whether offset + size exceeds the DMB length. Unlike real ISM hardware, which enforces memory...

UBUNTU-CVE-2026-72033

In the Linux kernel, the following vulnerability has been resolved: orangefs: keep the readdir entry size 64-bit in fillfrompart fillfrompart computes the size of a directory entry in sizet but stores it in a u32. An entry length near U32MAX wraps it to a small value, bypasses the bounds check, a...

UBUNTU-CVE-2026-72126

In the Linux kernel, the following vulnerability has been resolved: can: isotp: use unconditional synchronizercu in isotprelease isotpnotify unregisters the RCU CAN filters via canrxunregister and clears so-bound without waiting for a grace period. isotprelease uses so-bound to decide whether it...

UBUNTU-CVE-2026-72120

In the Linux kernel, the following vulnerability has been resolved: can: bcm: add missing rcu list annotations and operations sashiko-bot remarked the missing use of listaddrcu in bcmrx|txsetup to have a proper initialized bcmop structure when bcmprocshow traverses the bcmop's under rcureadlock. ...

UBUNTU-CVE-2026-72222

In the Linux kernel, the following vulnerability has been resolved: sunrpc: pin svcxprt across the asynchronous TLS handshake callback svctcphandshake stores the raw svcxprt pointer in tlshandshakeargs.tadata and submits the request through tlsserverhellox509. The handshake core takes only...

UBUNTU-CVE-2026-72192

In the Linux kernel, the following vulnerability has been resolved: ntfs3: bound tomove in indxinsertintoroot before hdrinserthead indxinsertintoroot promotes a full resident $INDEXROOT into $INDEXALLOCATION and copies all non-last resident root entries into a newly allocated INDEXBUFFER via...

UBUNTU-CVE-2026-72142

In the Linux kernel, the following vulnerability has been resolved: i2c: imx: fix locked bus on SMBus block-read of 0 atomic SMBus 3.1 6.5.7 allows a Block Read byte count of 0, but the atomic polling path rejects it as -EPROTO. Worse, it returns without a NACK+STOP: the next receive cycle has...

UBUNTU-CVE-2026-72017

In the Linux kernel, the following vulnerability has been resolved: net: macb: drop in-flight Tx SKBs on close The MACB driver has since forever leaked the outgoing SKBs that have not yet been marked as completed. They live in queue-txskb which gets freed without remorse nor checking...