UBUNTU-CVE-2026-43238

In the Linux kernel, the following vulnerability has been resolved: net/sched: actskbedit: fix divide-by-zero in tcfskbedithash Commit 38a6f0865796 "net: sched: support hash selecting tx queue" added SKBEDITFTXQSKBHASH support. The inclusive range size is computed as: mappingmod = queuemappingmax...

UBUNTU-CVE-2026-43272

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Fix possible dereference of uninitialized pointer There is a pointer headpage in rbmetavalidateevents which is not initialized at the beginning of a function. This pointer can be dereferenced if there is a failure...

UBUNTU-CVE-2025-71292

In the Linux kernel, the following vulnerability has been resolved: jfs: nlink overflow in jfsrename If nlink is maximal for a directory -1 and inside that directory you perform a rename for some child directory not moving from the parent, then the nlink of the first directory is first incremente...

UBUNTU-CVE-2026-43160

In the Linux kernel, the following vulnerability has been resolved: mfd: macsmc: Initialize mutex Initialize struct applesmc's mutex in applesmcprobe. Using the mutex uninitialized surprisingly resulted only in occasional NULL pointer dereferences in applesmcread calls from the probe functions of...

UBUNTU-CVE-2026-43140

In the Linux kernel, the following vulnerability has been resolved: HID: magicmouse: Do not crash on missing msc-input Fake USB devices can send their own report descriptors for which the inputmapping hook does not get called. In this case, msc-input stays NULL, leading to a crash at a later time...

UBUNTU-CVE-2026-43148

In the Linux kernel, the following vulnerability has been resolved: powerpc/smp: Add check for kcalloc failure in parsethreadgroups As kcalloc may fail, check its return value to avoid a NULL pointer dereference when passing it to ofpropertyreadu32array...

UBUNTU-CVE-2026-43280

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Add bounds check on patindex to prevent OOB kernel read in madvise When user provides a bogus patindex value through the madvise IOCTL, the xepatindexgetcohmode function performs an array access without validating bounds...

UBUNTU-CVE-2026-43259

In the Linux kernel, the following vulnerability has been resolved: phy: fsl-imx8mq-usb: set platform driver data Add missing platformsetdrvdata as the data will be used in remove...

UBUNTU-CVE-2026-43250

In the Linux kernel, the following vulnerability has been resolved: usb: chipidea: udc: fix DMA and SG cleanup in epnuke The ChipIdea UDC driver can encounter "not page aligned sg buffer" errors when a USB device is reconnected after being disconnected during an active transfer. This occurs becau...

UBUNTU-CVE-2026-43245

In the Linux kernel, the following vulnerability has been resolved: ntfs: -dcompare must not block ... so don't use getname there. Switch it and ntfsdhash, while we are at it to kmallocPATHMAX, GFPNOWAIT. Yes, ntfsdhash almost certainly can do with smaller allocations, but let ntfs folks deal wit...

UBUNTU-CVE-2026-43162

In the Linux kernel, the following vulnerability has been resolved: media: tegra-video: Fix memory leak in tegrachanneltryformat The state object allocated by v4l2subdevstatealloc must be freed with v4l2subdevstatefree when it is no longer needed. In tegrachanneltryformat, two error paths return...

UBUNTU-CVE-2026-43159

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix null dereference in findnetwork The variable pwlan has the possibility of being NULL when passed into rtwfreenetworknolock which would later dereference the variable...

UBUNTU-CVE-2026-43169

In the Linux kernel, the following vulnerability has been resolved: drm/buddy: Prevent BUGON by validating rounded allocation When DRMBUDDYCONTIGUOUSALLOCATION is set, the requested size is rounded up to the next power-of-two via rounduppowoftwo. Similarly, for non-contiguous allocations with lar...

UBUNTU-CVE-2026-43235

In the Linux kernel, the following vulnerability has been resolved: media: iris: Add missing platform data entries for SM8750 Two platform-data fields for SM8750 were missed: - getvpubuffersize = irisvpu33bufsize Without this, the driver fails to allocate the required internal buffers, leading to...

UBUNTU-CVE-2026-43177

In the Linux kernel, the following vulnerability has been resolved: media: ipu6: Fix RPM reference leak in probe error paths Several error paths in ipu6pciprobe were jumping directly to outipu6busdeldevices without releasing the runtime PM reference. Add pmruntimeputsync before cleaning up other...

UBUNTU-CVE-2026-43130

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Flush dev-IOTLB only when PCIe device is accessible in scalable mode Commit 4fc82cd907ac "iommu/vt-d: Don't issue ATS Invalidation request when device is disconnected" relies on pcidevisdisconnected to skip ATS...

UBUNTU-CVE-2026-43155

In the Linux kernel, the following vulnerability has been resolved: mux: mmio: fix regmap leak on probe failure The mmio regmap that may be allocated during probe is never freed. Switch to using the device managed allocator so that the regmap is released on probe failures e.g. probe deferral and ...

UBUNTU-CVE-2026-43271

In the Linux kernel, the following vulnerability has been resolved: md-cluster: fix NULL pointer dereference in processmetadataupdate The function processmetadataupdate blindly dereferences the 'thread' pointer acquired via rcudereferenceprotected within the waitevent macro. While the code commen...

UBUNTU-CVE-2026-43242

In the Linux kernel, the following vulnerability has been resolved: soc: ti: k3-socinfo: Fix regmap leak on probe failure The mmio regmap allocated during probe is never freed. Switch to using the device managed allocator so that the regmap is released on probe failures e.g. probe deferral and on...

UBUNTU-CVE-2026-43165

In the Linux kernel, the following vulnerability has been resolved: hwmon: nct7363 Fix a resource leak in nct7363presentpwmfanin When calling ofparsephandlewithargs, the caller is responsible to call ofnodeput to release the reference of device node. In nct7363presentpwmfanin, it does not release...