UBUNTU-CVE-2026-68227

In the Linux kernel, the following vulnerability has been resolved: media: cx231xx: fix devres lifetime USB drivers bind to USB interfaces and any device managed resources should have their lifetime tied to the interface rather than parent USB device. This avoids issues like memory leaks when...

UBUNTU-CVE-2026-68357

In the Linux kernel, the following vulnerability has been resolved: watchdog: pretimeout: Fix UAF in watchdogunregistergovernor When a watchdog governor is unregistered, it updates existing watchdog devices that were using this governor by falling back to defaultgov. If the governor being...

UBUNTU-CVE-2026-68176

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix mmiotrace possible NULL dereferencing of hiter-dev If the mmiopipeopen fails to find a PCI device, the hiter-dev will be assigned to NULL. The mmiotrace read function dereferences the hiter-dev if hiter exists. Chang...

UBUNTU-CVE-2026-68404

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: use wiphy work for socket owner autodisconnect nl80211netlinknotify walks the cfg80211 wireless device list when a NETLINKGENERIC socket is released. If the socket owns a connection, the notifier queues the embedd...

UBUNTU-CVE-2026-68287

In the Linux kernel, the following vulnerability has been resolved: dropmonitor: fix size calculations for 64-bit attributes netdmpacketreportfill and netdmhwpacketreportfill use nlaputu6464bit to append 64-bit attributes NETDMATTRPC and NETDMATTRTIMESTAMP. On 32-bit architectures without...

UBUNTU-CVE-2026-68215

In the Linux kernel, the following vulnerability has been resolved: media: radio-si476x: Unregister v4l2device on probe failure si476xradioprobe registers radio-v4l2dev before allocating the V4L2 controls and before registering the video device. If any of those later steps fails, probe returns...

UBUNTU-CVE-2026-68351

In the Linux kernel, the following vulnerability has been resolved: wifi: carl9170: bound memcpy length in cmd callback to prevent OOB read When the firmware sends a command response with a length mismatch, carl9170cmdcallback logs the mismatch and calls carl9170restart but then falls through to...

UBUNTU-CVE-2026-68268

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Return error on non-migratable faults requiring devmem Non-migratable faults that require devmem incorrectly jump to the 'out' label, which squashes the error code intended to be returned to the upper layers. Fix this by...

UBUNTU-CVE-2026-68263

In the Linux kernel, the following vulnerability has been resolved: drm/imagination: Fix double call to drmschedentityfini Call sequence of double call: pvrcontextdestroy pvrcontextkillqueues pvrqueuekill drmschedentitydestroy drmschedentityfini // here pvrcontextput...

UBUNTU-CVE-2026-68302

In the Linux kernel, the following vulnerability has been resolved: amt: re-read skb header pointers after every pull Several AMT receive and transmit paths cache a pointer into the skb head iphdr, ipv6hdr, ethhdr or the AMT message header and then call a helper that can reallocate that head befo...

UBUNTU-CVE-2026-68347

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fix IRQ unsafe locking in gdom allocation Lockdep complains: 259.410489 ===================================================== 259.417287 WARNING: HARDIRQ-safe - HARDIRQ-unsafe lock order detected 259.424667...

UBUNTU-CVE-2026-68213

In the Linux kernel, the following vulnerability has been resolved: media: rtl2832sdr: Return queued buffers on startstreaming failure The vb2 framework hands buffers to the driver via bufqueue before calling startstreaming. If startstreaming returns an error without first returning those buffers...

UBUNTU-CVE-2026-68209

In the Linux kernel, the following vulnerability has been resolved: media: sun4i-csi: Return queued buffers on startstreaming failure The vb2 framework hands buffers to the driver via bufqueue before calling startstreaming. If startstreaming returns an error without first returning those buffers...

UBUNTU-CVE-2026-68253

In the Linux kernel, the following vulnerability has been resolved: drm/i915/hdcp: check streams bounds before overflow The data-streams overflow check is done after the buffer overflow has already happened. Move the overflow check before the write. Side note, emitting a warning splat with a...

UBUNTU-CVE-2026-68150

In the Linux kernel, the following vulnerability has been resolved: fs/super: fix emergency thaw double-unlock of sumount dothawall iterates over all superblocks via iteratesupers with SUPERITEREXCL, which acquires sumount exclusively before calling the callback and releases it afterwards. Howeve...

UBUNTU-CVE-2026-68280

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: cdns-dsi: Replace deprecated UNIVERSALDEVPMOPS The deprecated UNIVERSALDEVPMOPS macro uses the provided callbacks for both runtime PM and system sleep. This causes the DSI clocks to be disabled twice: once during...

UBUNTU-CVE-2026-68244

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gem: Do not leak siblings on proto context error After a successful BALANCE/PARALLELSUBMIT extension on context creation, error during processing of next user extension leaks the siblings array. Fix that. Discovered usin...

UBUNTU-CVE-2026-68274

In the Linux kernel, the following vulnerability has been resolved: drm/xe/guc: Fix buffer overflow in steered register list allocation The size calculation for the steered register extarray uses only the geometry DSS mask gdssmask to determine the number of entries to allocate: total =...

UBUNTU-CVE-2026-68390

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: hold hdev-lock for hciconnparams lookups hciconnparamslookup requires hdev-lock be held, otherwise the list iteration or param access is not safe. Hold hdev-lock for params lookups in hcisync...

UBUNTU-CVE-2026-68387

In the Linux kernel, the following vulnerability has been resolved: can: raw: add locking for raw flags bitfield With commit 890e5198a6e5 "can: raw: use bitfields to store flags in struct rawsock" the formerly separate integer values have been integrated into a single bitfield. This led to a...