UBUNTU-CVE-2026-72421

In the Linux kernel, the following vulnerability has been resolved: ipv4: fib: Don't ignore error route in local/main tables. When CONFIGIPMULTIPLETABLES is enabled but no rule is added, fiblookup performs route lookup directly on two tables. Since the first lookup does not properly bail out, the...

UBUNTU-CVE-2026-72310

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix overflow in passthrough ioctl bounds check smb2ioctlqueryinfo validates the PASSTHRUFSCTL response payload before copying it to userspace. The payload offset and length both come from 32-bit fields. The bounds...

UBUNTU-CVE-2026-72387

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Fix potential invalid pointer deref in groupprocesstileroom If heaps is an ERRPTR, panthorheappoolput will deref an invalid pointer. Make sure we set it to NULL in that case...

UBUNTU-CVE-2026-74367

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix inconsistent arvif state in vdevcreate error paths ath12kmacvdevcreate has three error path issues that leave arvif in an inconsistent state: 1. When ath12kwmivdevcreate fails, the function returns directly...

UBUNTU-CVE-2026-72428

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix stack slot index in nospec checks checkstackwritefixedoff computes the byte slot for a fixed-offset stack write as -off - 1, and records each written byte in slottype with slot - i % BPFREGSIZE. The Spectre v4 sanitizati...

UBUNTU-CVE-2026-72340

In the Linux kernel, the following vulnerability has been resolved: net: microchip: vcap: fix races on the shared Super VCAP block The VCAP instances on a chip are not independent, yet they are locked independently. On sparx5 and lan969x the IS0 and IS2 instances are backed by the same Super VCAP...

CVE-2026-72318

In the Linux kernel, the following vulnerability has been resolved: cifs: validate DFS referral string offsets parsedfsreferrals validates that the response header and referral array fit in the received buffer, but each referral also contains string offsets supplied by the server. Those offsets a...

CVE-2026-72417

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: Validate iph-ihl in nfflowip4tunnelproto Add sanity check for iph-ihl field in nfflowip4tunnelproto before using it to compute the header size, avoiding out-of-bounds access with malformed IP headers. While ...

CVE-2026-72500

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Free SRQ toggle page after firmware teardown Free the toggle page only after firmware teardown completes so that an NQ interrupt arriving during bnxtqplibdestroysrq won't write the toggle values to an already-freed...

UBUNTU-CVE-2026-74426

In the Linux kernel, the following vulnerability has been resolved: afs: fix NULL pointer dereference in afsgettree afsallocsbi uses kzalloc for memory allocation. And, if ctx-dynroot is not null, as-cell and as-volume are null. In traceafsgettree they are dereferenced. KASAN error message: KASAN...

UBUNTU-CVE-2026-72425

In the Linux kernel, the following vulnerability has been resolved: ice: fix FDIR CTRL VSI resource leak in iceresetallvfs Resetting all VFs causes resource leak on VFs with FDIR filters enabled as CTRL VSIs are only invalidated and not freed. Fix by using icevfctrlvsirelease instead of...

UBUNTU-CVE-2026-74279

In the Linux kernel, the following vulnerability has been resolved: crypto: cavium/cpt - fix DMA cleanup using wrong loop index The sgcleanup error path used listi instead of listj when unmapping DMA buffers, leaking successfully mapped entries and repeatedly unmapping the failed one...

UBUNTU-CVE-2026-72300

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: topology: validate vendor array size before parsing sofparsetokensets reads array-size while iterating over topology private data. The loop condition only checks that some data remains, so a malformed topology with a...

UBUNTU-CVE-2026-72313

In the Linux kernel, the following vulnerability has been resolved: drm/fb-helper: Only consider active CRTCs for vblank sync Only synchronize fbdev output to the vblank of an active CRTC. Go over the list of CRTCs and pick the first that matches. Fixes warnings as the one shown below 77.201354...

UBUNTU-CVE-2026-72396

In the Linux kernel, the following vulnerability has been resolved: hwmon: adm1275: Prevent reading uninitialized stack While adding support for the ROHM BD127X0 hot-swap controllers, sashiko reported an error in device-name comparison, which can lead to reading uninitialized stack memory. Quotin...

UBUNTU-CVE-2026-74354

In the Linux kernel, the following vulnerability has been resolved: bpf: Take mmaplock in zappages zapvmarange requires the owning mm's mmaplock to be held. Taking mmapreadlock under arena-lock would AB-BA against arenavmclose and arenamapmmap, both of which run with mmapwritelock held and then...

UBUNTU-CVE-2026-72486

In the Linux kernel, the following vulnerability has been resolved: mailbox: mtk-adsp: fix UAF during device teardown When the SOF audio driver fails to initialize e.g. firmware boot timeout, its devres unwind frees the sndsofdev object that the mailbox client mtk-adsp-ipc reaches via...

UBUNTU-CVE-2026-74321

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix invalid pointer dereference in btrfsrundelayedrefs In the beginning of the loop, we try to obtain a locked delayed ref head, if 'lockedref' is currently NULL, by calling btrfsselectrefhead, which can return an error...

UBUNTU-CVE-2026-72442

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: fix and simplify IP6IP6 tunnel handling Fix nfflowip6tunnelproto to use pskbmaypull instead of skbheaderpointer to ensure the outer IPv6 header is in the skb headroom, which is required for subsequent packet...

UBUNTU-CVE-2026-72335

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix adv monitor add failure cleanup hciaddadvmonitor publishes a new advmonitor in hdev-advmonitorsidr before the powered MSFT setup step. The MSFT offload add path can then fail either locally before the...