CVE-2026-46284

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix early boot crash on parameters without '=' separator If hugepages, hugepagesz, or defaulthugepagesz are specified on the kernel command line without the '=' separator, early parameter parsing passes NULL to...

CVE-2026-46288

In the Linux kernel, the following vulnerability has been resolved: of: unittest: fix use-after-free in ofunittestchangeset The variable 'parent' is assigned the value of 'nchangeset' earlier in the function, meaning both point to the same struct devicenode. The call to ofnodeputnchangeset can...

CVE-2026-46276

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix zero-size GDS range init on RDNA4 RDNA4 GFX 12 hardware removes the GDS, GWS, and OA on-chip memory resources. The gfxv120 initialisation code correctly leaves adev-gds.gdssize, adev-gds.gwssize, and adev-gds.oasi...

CVE-2026-46277

In the Linux kernel, the following vulnerability has been resolved: mm/zonedevice: do not touch device folio after calling -foliofree The contents of a device folio can immediately change after calling -foliofree, as the folio may be reallocated by a driver with a different order. Instead of...

CVE-2026-46281

In the Linux kernel, the following vulnerability has been resolved: vmalloc: fix buffer overflow in vreallocnodealign Commit 4c5d3365882d "mm/vmalloc: allow to set node and align in vrealloc" added the ability to force a new allocation if the current pointer is on the wrong NUMA node, or if an...

CVE-2026-46280

In the Linux kernel, the following vulnerability has been resolved: lib: testhmm: evict device pages on file close to avoid use-after-free Patch series "Minor hmmtest fixes and cleanups". Two bugfixes a cleanup for the HMM kernel selftests. These were mostly reported by Zenghui Yu with special...

CVE-2026-46282

In the Linux kernel, the following vulnerability has been resolved: iio: frequency: admv1013: fix NULL pointer dereference on str When devicepropertyreadstring fails, str is left uninitialized but the code falls through to strcmpstr, ..., dereferencing a garbage pointer. Replace manual read/strcm...

CVE-2026-46278

In the Linux kernel, the following vulnerability has been resolved: drm/imagination: Fix segfault when updating ftrace mask Fix invalid data access by passing right data for debugfs entry. 171.549793 Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 171.559248 M...

UBUNTU-CVE-2026-46283

In the Linux kernel, the following vulnerability has been resolved: tpm: Use kfreesensitive to free auth session in tpmdevrelease tpmdevrelease uses plain kfree to free chip-auth, which contains sensitive cryptographic material including HMAC session keys, nonces, and passphrase data struct...

UBUNTU-CVE-2026-46297

In the Linux kernel, the following vulnerability has been resolved: net: libwx: use requestirq for VF misc interrupt Currently, requestthreadedirq is used with a primary handler but a NULL threaded handler, while also setting the IRQFONESHOT flag. This specific combination triggers a WARNING sinc...

UBUNTU-CVE-2026-46314

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Reject empty multisync extension to prevent infinite loop v3dgetextensions walks a userspace-provided singly-linked list of ioctl extensions without any bound on the chain length. A local user can craft a self-referentia...

UBUNTU-CVE-2026-46279

In the Linux kernel, the following vulnerability has been resolved: mm/alloctag: clear codetag for pages allocated before pageext initialization Due to initialization ordering, pageext is allocated and initialized relatively late during boot. Some pages have already been allocated and freed befor...

UBUNTU-CVE-2026-46309

In the Linux kernel, the following vulnerability has been resolved: drm/xe/uapi: Reject cohnone PAT index for CPU cached memory in madvise Add validation in xevmmadviseioctl to reject PAT indices with XECOHNONE coherency mode when applied to CPU cached memory. Using cohnone with CPU cached buffer...

UBUNTU-CVE-2026-46298

In the Linux kernel, the following vulnerability has been resolved: pseries/papr-hvpipe: Fix race with interrupt handler While executing -ioctl handler or -release handler, if an interrupt fires on the same cpu, then we can enter into a deadlock. This patch fixes both these handlers to take...

UBUNTU-CVE-2026-46305

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: osdep: avoid NULL pointer dereference in rtwcbufalloc The return value of kzallocflex is used without ensuring that the allocation succeeded, and the pointer is dereferenced unconditionally. Guard the access t...

UBUNTU-CVE-2026-46285

In the Linux kernel, the following vulnerability has been resolved: mtd: docg3: fix use-after-free in docg3release In docg3release, the docg3 pointer is obtained from cascade-floors0-priv before the loop that calls docreleasedevice on each floor. docreleasedevice frees the docg3 struct via...

UBUNTU-CVE-2026-46308

In the Linux kernel, the following vulnerability has been resolved: pmdomain: mediatek: fix use-after-free in scpsysgetbusprotectionlegacy In scpsysgetbusprotectionlegacy, offindnodewithproperty returns a device node with its reference count incremented. The function then calls ofnodeputnode befo...

UBUNTU-CVE-2026-46310

In the Linux kernel, the following vulnerability has been resolved: media: renesas: vsp1: Fix NULL pointer deref on module unload When unloading the module on gen 4, we hit a NULL pointer dereference. This is caused by the cleanup code calling vsp1drmcleanup where it should be calling...

UBUNTU-CVE-2026-46289

In the Linux kernel, the following vulnerability has been resolved: lib/scatterlist: fix length calculations in extractkvectosg Patch series "Fix bugs in extractitertosg", v3. Fix bugs in the kvec and user variants of extractitertosg. This series is growing due to useful remarks made by...

UBUNTU-CVE-2026-46301

In the Linux kernel, the following vulnerability has been resolved: spi: topcliff-pch: fix use-after-free on unbind Give the driver a chance to flush its queue before releasing the DMA buffers on driver unbind...