UBUNTU-CVE-2026-74306

In the Linux kernel, the following vulnerability has been resolved: vfio/qat: fix fpos race in qatvfresumewrite qatvfresumewrite checks filp-fpos before taking migf-lock, but copies into the migration-state buffer after taking the lock and re-reading the shared file position. Two concurrent write...

UBUNTU-CVE-2026-72369

In the Linux kernel, the following vulnerability has been resolved: minix: avoid overflow in bitmap block count calculation minixchecksuperblock uses minixblocksneeded to verify that the on-disk imap and zmap block counts are large enough for the advertised inode and zone counts. The helper...

UBUNTU-CVE-2026-72391

In the Linux kernel, the following vulnerability has been resolved: net: phy: sfp: free miibus in sfpi2cmdiobusdestroy sfpi2cmdiobuscreate allocates the I2C MDIO bus with mdioi2calloc, a plain non-devm allocation, and registers it. sfpi2cmdiobusdestroy only unregisters the bus and clears sfp-i2cm...

UBUNTU-CVE-2026-74390

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix out-of-bounds write in irdmacopyuserpgaddrs The irdmacopyuserpgaddrs function loops through all of the umem DMA blocks to populate the PBLEs and will stop when either the last DMA block is reached or palloc-totalc...

UBUNTU-CVE-2026-74285

In the Linux kernel, the following vulnerability has been resolved: net: Stop leased rxq before uninstalling its memory provider netifrxqcleanupunlease tears down the memory provider that was installed on a physical RX queue through a netkit queue lease. It currently revokes the provider's DMA...

UBUNTU-CVE-2026-72367

In the Linux kernel, the following vulnerability has been resolved: iomap: guard iosize EOF trim against concurrent truncate underflow iomap: fix zero padding data issue in concurrent append writes changed ioend accounting so that iosize tracks only valid data within EOF. This trims iosize when a...

UBUNTU-CVE-2026-72359

In the Linux kernel, the following vulnerability has been resolved: drm/xe: fix NPD in bomeminfo When a buffer object is purged, its ttm.resource is set to NULL via the TTM pipeline gutting flow. However, the BO remains in the client's object list until userspace explicitly closes the GEM handle...

UBUNTU-CVE-2026-72416

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftcompat: ebtables emulation must reject non-bridge targets xtables targets return netfilter verdicts: NFACCEPT, NFDROP, and so on. ebtables targets return incompatible verdicts: EBTACCEPT, EBTDROP, ... We cannot allo...

UBUNTU-CVE-2026-72301

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc3-control: Fix TOCTOU in bytesput and bytesget In sofipc3bytesput, the size used for the memcpy is derived from the old data-size already in the buffer, not the incoming new data's size field. If the new data has a...

UBUNTU-CVE-2026-74305

In the Linux kernel, the following vulnerability has been resolved: bpf: Tighten cgroup storage cookie checks for prog arrays The fix in commit abad3d0bad72 "bpf: Fix oob access in cgroup local storage" is still incomplete. The prog-array compatibility check treats a program with no cgroup storag...

UBUNTU-CVE-2026-72474

In the Linux kernel, the following vulnerability has been resolved: dmaengine: dma-axi-dmac: use DMA pool to manange DMA descriptor For architectures like Microblaze or arm64 where this IP is used, DMADIRECTREMAP is set which means that dmaalloccoherent might remap and hence vmalloc some memory...

UBUNTU-CVE-2026-74316

In the Linux kernel, the following vulnerability has been resolved: NFSD: Handle layout stid in nfsd4droprevokedstid nfsd4droprevokedstid has no SCTYPELAYOUT case, so when a client sends FREESTATEID for an admin-revoked layout stid, the default branch releases cllock and returns without unhashing...

UBUNTU-CVE-2026-74329

In the Linux kernel, the following vulnerability has been resolved: watchdog: unregister PM notifier on watchdog unregister watchdogregisterdevice registers wdd-pmnb when WDOGNOPINGONSUSPEND is set, but watchdogunregisterdevice does not remove it. This leaves an embedded notifier block on the PM...

UBUNTU-CVE-2026-72459

In the Linux kernel, the following vulnerability has been resolved: apparmor: aalabelalloc use aalabelfree on alloc failure aalabelalloc allocates a secid before allocating or taking the label proxy. If the later proxy step fails, the error path only freed the label memory, leaking any resources...

UBUNTU-CVE-2026-72468

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Initialize reid before removal registration rpcrdmacreateid registers ep-rern with the rpcrdma ibclient before returning the new rdmacmid to rpcrdmaepcreate. However rpcrdmaepcreate currently stores that pointer in...

UBUNTU-CVE-2026-72333

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix tx ident leak for commands without a response Commit 6c3ea155e5ee "Bluetooth: L2CAP: Fix not tracking outstanding TX ident" changed ident allocation to use an IDA, releasing idents in l2capputident when the...

UBUNTU-CVE-2026-72394

In the Linux kernel, the following vulnerability has been resolved: hwmon: aspeed-g6-pwm-tach Guard fan RPM calculation against divide-by-zero Sashiko reports: In the aspeed-g6-pwm-tacho driver, the aspeedtachvaltorpm function calculates the fan RPM using the tachometer value. However, it does no...

UBUNTU-CVE-2026-72375

In the Linux kernel, the following vulnerability has been resolved: afs: Fix reinitialisation of the inode, in particular -lockwork It seems that initalising afsvnode::lockwork a single time in the slab's init function isn't sufficient for workstructs. This results in the DEBUGOBJECTS debugging...

UBUNTU-CVE-2026-74429

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix the reception of a reply packet before data transmission Fix rxrpcreceivingreply to handle the reception of an apparent reply DATA packet before rxrpc has had a chance to send any request DATA packets on a client call ...

UBUNTU-CVE-2026-72348

In the Linux kernel, the following vulnerability has been resolved: netfilter: ip6tables: mark malformed IPv6 extension headers for hotdrop The ah, hbh and rt matches check that the fixed extension header is present, then use the header length field to derive the advertised extension header lengt...