AZL-112535 CVE-2026-99219 affecting package kernel for versions less than 6.6.161.1-1

In the Linux kernel, the following vulnerability has been resolved: ftrace: Initialize modname and offset in printrec printrec leaves 'modname' and 'offset' uninitialized and kallsymslookup only sets them on success. When the lookup fails like when a module is being loaded or unloaded, 'modname'...

UBUNTU-CVE-2026-99227

In the Linux kernel, the following vulnerability has been resolved: iouring/waitid: prevent cancel reference wrap iowaitid packs the cancellation state into bit 31 of -refs and uses bits 30:0 as a 31-bit reference counter: define IOWAITIDCANCELFLAG BIT31 define IOWAITIDREFMASK GENMASK30, 0...

UBUNTU-CVE-2026-99232

In the Linux kernel, the following vulnerability has been resolved: tracing/syscalls: Use copyfromuser for the faultable syscall buffer syscallcopyuserarray copies the buffer argument of faultable syscalls write, pwrite64, ... with copyfromuser, which skips accessok. Use copyfromuser instead so a...

UBUNTU-CVE-2026-99224

In the Linux kernel, the following vulnerability has been resolved: keys: Protect the type name while describing a key keyctldescribekey must keep the key type's name alive until kasprintf has consumed it. The retained key reference keeps the key and its description alive, but does not pin the...

UBUNTU-CVE-2026-99242

In the Linux kernel, the following vulnerability has been resolved: ntfs: fix race between fallocate and mmap reads The fallocate implementation only takes invalidatelock for punch hole, collapse range, and insert range operations. For standard allocation modes mode == 0, FALLOCFLKEEPSIZE, the lo...

UBUNTU-CVE-2026-99241

In the Linux kernel, the following vulnerability has been resolved: ntfs: take invalidatelock in ntfsfilemappagemkwrite ntfsfilemappagemkwrite calls iomappagemkwrite without holding mapping-invalidatelock, so a concurrent truncate or fallocate can be in the middle of invalidating pagecache and...

UBUNTU-CVE-2026-99238

In the Linux kernel, the following vulnerability has been resolved: tracing: Hold tracetypeslock when updating modules in persistent instances tracemodulerecord walks ftracetracearrays from the module notifier without tracetypeslock. A concurrent rmdir of an instance removes it from the list and...

CVE-2026-99217

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

CVE-2026-99228

In the Linux kernel, the following vulnerability has been resolved: iouring/io-wq: don't lose the signal that ends work When a thread exits, only its tracked requests are cancelled. Then its io-wq is torn down. iowqexitworkers signals every worker, to get it out of an interruptible sleep, and wai...

CVE-2026-99230

In the Linux kernel, the following vulnerability has been resolved: iouring/cmd: don't leave list poison in -hashnode iouringcmddelcancelable uses hlistdel to take a command off -cancelableuringcmd, which leaves LISTPOISON1/2 behind in -hashnode. Requests are recycled through the request cache...

CVE-2026-99235

In the Linux kernel, the following vulnerability has been resolved: tracing: Save the event file instead of the compatible histogram createfieldvarhist creates a histogram on the matched event to supply a field variable, and records it on the target so it can be torn down later: histdata =...

UBUNTU-CVE-2026-99223

In the Linux kernel, the following vulnerability has been resolved: keys: make keyring indexes independent of kernel addresses KEYCTLREAD returns the serial numbers in a keyring in associative-array traversal order. The first word of the index is a public, deterministic hash of the type pointer,...

CVE-2026-99223

In the Linux kernel, the following vulnerability has been resolved: keys: make keyring indexes independent of kernel addresses KEYCTLREAD returns the serial numbers in a keyring in associative-array traversal order. The first word of the index is a public, deterministic hash of the type pointer,...

UBUNTU-CVE-2026-99230

In the Linux kernel, the following vulnerability has been resolved: iouring/cmd: don't leave list poison in -hashnode iouringcmddelcancelable uses hlistdel to take a command off -cancelableuringcmd, which leaves LISTPOISON1/2 behind in -hashnode. Requests are recycled through the request cache...

CVE-2026-99225

In the Linux kernel, the following vulnerability has been resolved: keys: Check the authorization payload in process keyring searches An authorization payload and its saved credentials must remain valid while searchprocesskeyringsrcu searches the requestor's keyrings. The function validates the...

UBUNTU-CVE-2026-99231

In the Linux kernel, the following vulnerability has been resolved: iouring/waitid: own the request before clearing -head iowaitidremovewq only takes the wait queue lock if -head is set. iowaitidwait clears -head first thing, before it tries to become the owner of the request by bumping -refs. If...

UBUNTU-CVE-2026-99221

In the Linux kernel, the following vulnerability has been resolved: keys/trustedkeys: return immediately after TPM unseal failure trustedtpmunseal proceeds to pcrlock when the TPM unseal operation fails. If pcrlock succeeds, its return value overwrites the unseal error, causing key instantiation ...

UBUNTU-CVE-2026-99218

In the Linux kernel, the following vulnerability has been resolved: coredump: hold RCU while releasing parked threads coredumpfinish releases the parked threads by clearing -task in their corethread entry and calling wakeupprocess on each of them. It does that without holding a reference on the...

UBUNTU-CVE-2026-99229

In the Linux kernel, the following vulnerability has been resolved: iouring/wait: don't spin on a stuck overflow list As long as IOCHECKCQOVERFLOWBIT is set, iocqringwaitschedule returns right away, before it gets to look at signals or arms the timeout, for iocqringwait to flush the overflow list...

UBUNTU-CVE-2026-99237

In the Linux kernel, the following vulnerability has been resolved: tracing: Hold tracetypeslock when resetting last boot data from readers updatelastdataifempty is called from tracingopen with OTRUNC, tracingreadpipe and tracingbuffersread without tracetypeslock. Two readers can both pass the...