UBUNTU-CVE-2026-68285

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Fix memory leak in bpfjitfree When bpfintjitcompile is called for subprograms, it returns early during the first pass !prog-isfunc || extrapass is false, keeping ctx-offset alive for the subsequent extra pass. If...

UBUNTU-CVE-2026-68335

In the Linux kernel, the following vulnerability has been resolved: rds: drop incoming messages that cross network namespace boundaries rdsfindbound looks up the destination socket using a global rhashtable keyed solely on addr, port, scopeid. Network namespaces are not part of the key, so a send...

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-2026-68278

In the Linux kernel, the following vulnerability has been resolved: drm/dp/mst: fix buffer overflows in sideband chunk accumulation drmdpsidebandappendpayload has three related bugs when processing device-provided sideband reply data: 1. Zero-length curchunklen underflow: msglen is a 6-bit field...

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-2026-68266

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Hold a dma-buf reference for imported BOs An imported dma-buf BO is created as a ttmbotypesg BO whose reservation object is the exporter's dmabuf-resv. The importer, however, only takes a dma-buf reference after a...

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-2026-68324

In the Linux kernel, the following vulnerability has been resolved: iommu/intel: Fix out-of-bounds memset in dmarlatencydisable dmarlatencydisable intends to zero out only the single latencystatistic entry for the given type, but the memset size was computed as sizeoflstat DMARLATENCYNUM, which...

UBUNTU-CVE-2026-68305

In the Linux kernel, the following vulnerability has been resolved: drm/xe/vf: Add drmdev guards when detaching CCS read/write buffers CCS read/write buffers are freed during BO destruction. In some cases, BOs may be destroyed after the device is unbound but while the DRM structure remains valid,...

DEBIAN-CVE-2026-68144

In the Linux kernel, the following vulnerability has been resolved: phonet: pep: fix use-after-free in pepgetsb pepgetsb doesn't consider that pskbmaypull might have relocated the skb data, and continue to access the older pointer, causing UAF. Reproduced under KASAN: BUG: KASAN:...

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...

UBUNTU-CVE-2026-68214

In the Linux kernel, the following vulnerability has been resolved: media: rtl2832: fix use-after-free in rtl2832remove canceldelayedworksync is called before i2cmuxdeladapters in rtl2832remove. While the cancel waits for any running instance of i2cgatework to finish, it does not prevent the time...

UBUNTU-CVE-2026-68340

In the Linux kernel, the following vulnerability has been resolved: hwmon: occ: validate poll response sensor blocks The OCC poll response parser walks a counted list of sensor data blocks. It used the static backing-array capacity as the parse boundary, but a transport response makes only...

UBUNTU-CVE-2026-68383

In the Linux kernel, the following vulnerability has been resolved: drm/xe/guc: Keep scheduler timeline name alive The scheduler keeps a pointer to the timeline name, but q-name is freed with the exec queue while scheduler fences can still reference it. Store the name in struct xegucexecqueue so ...

UBUNTU-CVE-2026-68394

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: revalidate LOADCONNPARAM queued update MGMTOPLOADCONNPARAM queues connupdatesync when a single parameter update changes an existing LE central connection. The queued work currently stores a borrowed hciconnparams...

UBUNTU-CVE-2026-68261

In the Linux kernel, the following vulnerability has been resolved: drm/imagination: fix error checking of pvrvmcontextlookup Since pvrvmcontextlookup returns either NULL or a pointer, then stop using ISERR for checking the return value. Using ISERR leads to the kernel oops reported below. It can...

UBUNTU-CVE-2026-68364

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix ISM dclock deadlock during suspend Why System hang observed during suspend/resume while video is playing. amdgpudmismdisable is called under dclock and waits for ISM delayed work via disabledelayedworksync. T...

UBUNTU-CVE-2026-68323

In the Linux kernel, the following vulnerability has been resolved: tipc: serialize udp bearer replicast list updates tipcudprcastadd and cleanupbearer both update ub-rcast.list with listaddrcu / listdelrcu, but nothing serializes them. The add runs from the encap receive softirq via...

UBUNTU-CVE-2026-68184

In the Linux kernel, the following vulnerability has been resolved: cdrom: fix stack out-of-bounds read in CDROMVOLCTRL mmcioctlcdromvolume first reads the audio control mode page into a 32-byte stack buffer with cgc-buflen set to 24. If the device reports a block descriptor, the function increas...

UBUNTU-CVE-2026-68424

In the Linux kernel, the following vulnerability has been resolved: mtd: virtconcat: fix use-after-free in mtdvirtconcatdestroyjoins mtdconcatdestroy frees item-concat so calling mtdvirtconcatputmtddevicesitem-concat leads to a use after free. Fix this by moving mtdvirtconcatputmtddevices before...