CVE-2026-74352

In the Linux kernel, the following vulnerability has been resolved: of: reservedmem: avoid post-init UAF when allocreservedmemarray fails The global pointer 'reservedmem' continues to reference the reservedmemarray which lives in initdata if allocreservedmemarray fails. ofreservedmemlookup is...

CVE-2026-74330

In the Linux kernel, the following vulnerability has been resolved: configfs: fix lockless traversals of -schildren Having the parent directory locked protects entries from removal by another thread, but it does not protect cursors from being moved around by lseek - or freed, for that matter...

CVE-2026-74321

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix invalid pointer dereference in btrfsrundelayedrefs In the beginning of the loop, we try to obtain a locked delayed ref head, if 'lockedref' is currently NULL, by calling btrfsselectrefhead, which can return an error...

DEBIAN-CVE-2026-74314

In the Linux kernel, the following vulnerability has been resolved: bpf: Cancel special fields on map value recycle Map update and delete paths currently call bpfobjfreefields when a value is being replaced or recycled. That makes field destruction depend on the context of the update/delete...

CVE-2026-74274

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fill first free targets slot during auto-discovery Any invalid endpoint decoder pointer in the target array of an active region is not allowed by cxl driver. This means cxl driver always assumes the first p-nrtargets...

CVE-2026-74272

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Resolve region deletion races Sungwoo noticed that the sysfs trigger to delete a region may try to delete a region multiple times. It also has no exclusion relative to the kernel releasing the region via CXL root devi...

CVE-2026-72501

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Initialize dpi variable to zero dpi is initialized only for BNXTREALLOCWCPAGE, but copied for all the cases. So initialize the dpi to 0...

CVE-2026-72492

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in sameclienthaslease sameclienthaslease returns an opinfo pointer from ci-moplist after dropping ci-mlock without taking a reference. smbgrantoplock then dereferences that pointer in copylease and when...

CVE-2026-72423

In the Linux kernel, the following vulnerability has been resolved: bpf: Guard conntrack opts error writes The conntrack lookup and allocation kfuncs take an opts pointer together with an optssz argument. The verifier checks only the memory range described by optssz, but the wrappers...

CVE-2026-72426

In the Linux kernel, the following vulnerability has been resolved: bpf: Preserve pointer spill metadata during half-slot cleanup cleanfuncstate cleans dead stack slots in 4-byte halves. When the high half of a STACKSPILL slot is dead and the low half remains live, cleanup converts the live low...

CVE-2026-72383

In the Linux kernel, the following vulnerability has been resolved: sctp: fix addrwqtimer race in sctpfreeaddrwq sctpfreeaddrwq previously removed addrwqtimer using timerdelete while holding addrwqlock. However, timerdelete does not guarantee that a currently running timer handler has completed...

CVE-2026-72371

In the Linux kernel, the following vulnerability has been resolved: afs: Fix the volume AFSVOLUMERMTREE is set on Fix afsinsertvolumeintocell to set AFSVOLUMERMTREE on the volume replaced, not the new volume, as it's now removed from the cell's volume tree. This will cause the old volume to be...

CVE-2026-72375

In the Linux kernel, the following vulnerability has been resolved: afs: Fix reinitialisation of the inode, in particular -lockwork It seems that initalising afsvnode::lockwork a single time in the slab's init function isn't sufficient for workstructs. This results in the DEBUGOBJECTS debugging...

CVE-2026-72356

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix missing credit release on failure in cifsissueread Fix missing release of credits in the failure path in cifsissueread lest retrying the subreq just overwrites the credits value...

CVE-2026-72362

In the Linux kernel, the following vulnerability has been resolved: drm/xe/pt: Fix NULL pointer dereference in xeptzapptesentry The page-table walk framework may pass a NULL child pointer for unpopulated entries. xeptzapptesentry called containerofchild before checking for NULL, then dereferenced...

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...

CVE-2026-72296

In the Linux kernel, the following vulnerability has been resolved: net: ife: require ETHHLEN to be pullable in ifedecode ife decode may return after making only the outer IFE header and metadata pullable. The caller then passes the decapsulated packet to ethtypetrans, which expects the inner...

UBUNTU-CVE-2026-72477

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: call ntfsbadinode when failing to rename It is safe to call ntfsbadinode on live inodes since: commit 519b078998ce "fs/ntfs3: Exclude call makebadinode for live nodes." The WARNON was added when it wasn't safe by: commi...

UBUNTU-CVE-2026-72393

In the Linux kernel, the following vulnerability has been resolved: eth: fbnic: don't cache shinfo across skb realloc fbnictxlso calls skbcowhead which may reallocate the skb including the shared info. We can't use the pointer calculated before the call. BUG: KASAN: slab-use-after-free in...

UBUNTU-CVE-2026-72361

In the Linux kernel, the following vulnerability has been resolved: drm/xe/hwengine: Fix double-free of managed BO in error path The error path in hwengineinit explicitly frees a BO allocated with xemanagedbocreatepinmap via xebounpinmapnovm. Since the managed BO already has a devm cleanup action...