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-2026-68468

In the Linux kernel, the following vulnerability has been resolved: mtd: virt-concat: free duplicate generated name Every MTD registration runs mtdvirtconcatcreatejoin. Once a virtual concat has already been registered, the function builds the same name again and takes the equal-name branch. That...

UBUNTU-CVE-2026-72364

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix writeback error handling Fix the error handling in writebackiter loop. If an error occurs, writebackiter needs to be called again with error set to the error so that it can clean up iteration state. Further, the curren...

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...

UBUNTU-CVE-2026-74439

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down scalable-mode context entry devicepasidtableteardown zeroes the 128-bit scalable-mode context entry with contextclearentry while the Present bit is still set. This creates a windo...

UBUNTU-CVE-2026-74348

In the Linux kernel, the following vulnerability has been resolved: ocfs2/dlm: require a ref for lockingstate debugfs open debuglockresopen copies inode-iprivate into struct debuglockres and debuglockresrelease later drops that pointer with dlmput. That only works if open successfully pins the...

UBUNTU-CVE-2026-72100

In the Linux kernel, the following vulnerability has been resolved: dm-integrity: fix a bug if the bio is out of limits If dmintegritychecklimits fails, the code would exit with DMMAPIOKILL. However, the range would be already locked at this point, and it wouldn't be unlocked, resulting in a...

UBUNTU-CVE-2026-74393

In the Linux kernel, the following vulnerability has been resolved: drm/syncobj: Fix memory leak in drmsyncobjfindfence Commit 18226ba52159 "drm/syncobj: reject invalid flags in drmsyncobjfindfence" forgot to take into account the fact that drmsyncobjfind takes a reference to syncobj and returns...

UBUNTU-CVE-2026-72274

In the Linux kernel, the following vulnerability has been resolved: fbdev: hecubafb: fix potential memory leak in hecubafbprobe The memory allocated for pagerefs in fbdeferredioinit is not freed on the error path. Fix it by calling fbdeferrediocleanup...

UBUNTU-CVE-2026-72343

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix HV VHCA stats zero-sized buffer allocation mlx5ehvvhcastatscreate is called from mlx5enicenable, before mlx5eopen. At that point priv-statsnch is still zero, because it is only ever incremented in...

UBUNTU-CVE-2026-68474

In the Linux kernel, the following vulnerability has been resolved: powerpc/spufs: fix out-of-bounds access in spufsmemmmapaccess spufsmemmmapaccess computes the local store offset as address - vma-vmstart, but bounds-checks it against vma-vmend instead of the local store size. On 64-bit, offset ...

UBUNTU-CVE-2026-72467

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Check frwrwpcreate during connect frwrwpcreate creates the singleton Memory Region used to encode padding for Write chunks whose payload length is not XDR-aligned. Its failure paths return a negative errno and leave...

CVE-2026-74529

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: hold conn in hciconnectpasync callback There is theoretical UAF if the conn is freed while the hcisync task is running. Hold refcount to avoid that...

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...

UBUNTU-CVE-2026-72007

In the Linux kernel, the following vulnerability has been resolved: pmdomain: imx: Fix i.MX8MP VC8000E power up sequence Per errata1: ERR050531: VPUNOC power down handshake may hang during VC8000E/VPUMIX power up/down cycling. Description: VC8000E reset de-assertion edge and AXI clock may have a...

UBUNTU-CVE-2026-72483

In the Linux kernel, the following vulnerability has been resolved: usb: host: max3421: Fix shift-out-of-bounds in max3421hubcontrol The max3421hubcontrol function handles USB hub class requests to the virtual root hub. In the default branches of both the ClearPortFeature and SetPortFeature switc...

UBUNTU-CVE-2026-72484

In the Linux kernel, the following vulnerability has been resolved: staging: most: video: avoid double free on video register failure compregistervideodev allocates a videodevice with videodevicealloc and releases it if videoregisterdevice fails. This can double free the videodevice when...

UBUNTU-CVE-2026-72283

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Nullify irqfd-producer if updating IRTE for bypass fails Nullify irqfd-producer if updating the IRTE for bypass fails, as leaving a dangling pointer will result in a use-after-free if the irqfd is reachable through KVM'...

UBUNTU-CVE-2026-74569

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntracksip: widen NAT rewrite delta to s32 in siphelptcp siphelptcp stores the size change of each NAT-rewritten SIP message in s16 diff and accumulates it in s16 tdiff, but a single message can grow by more than...

UBUNTU-CVE-2026-74414

In the Linux kernel, the following vulnerability has been resolved: hfsplus: Remove the duplicate attr inode dirty marking action Syzbot reported a null-ptr-deref in 1. If the attributes file is not loaded during system mount, a trigger occurs 1 when setxattr is executed in userspace. Remove the...