UBUNTU-CVE-2026-99107

In the Linux kernel, the following vulnerability has been resolved: ntfs: fix incorrect MFT record pointer passed to ntfsattrrecordresize ntfsnewattrflags passes the wrong MFT record to ntfsattrrecordresize. When the attribute is in an extent record, ctx-mrec points to the extent but the function...

UBUNTU-CVE-2026-99144

In the Linux kernel, the following vulnerability has been resolved: schedext: Fix use-after-free of a destroyed user DSQ by a deferred reenqueue A deferred reenqueue can read a freed user DSQ. The request stays on its CPU's deferred list until rundeferred takes it, and the RCU callback that frees...

UBUNTU-CVE-2026-99198

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: actions: Move setting of netops to fix crash owlemacprobe calls owlemacphyinit, which connects the PHY, before netdev-netdevops is assigned. phyattachdirect - phylinktopoaddphy reads dev-netdevops through...

CVE-2026-99179

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Fix note pool publication race in watchqueuesetsize There is a race between watchqueuesetsize and postonenotification. watchqueuesetsize publishes wqueue-notes, notesbitmap, nrpages and nrnotes with plain stores, and...

CVE-2026-99143: Linux: In the Linux kernel, the following vulnerability has been resolved: tracing: Keep the predicate limit separate from…

In the Linux kernel, the following vulnerability has been resolved: tracing: Keep the predicate limit separate from program capacity predicateparse adds two to nrpreds to reserve the terminal TRUE and FALSE entries. It also uses that increased value as the limit for parsed predicates. If the...

CVE-2026-99187

In the Linux kernel, the following vulnerability has been resolved: perf: Fix perfpmumigratecontext leaving events behind perfpmuremove walks the group leaders of a CPU and PMU with perfeventgroupsforcpupmu, removing each one as it goes. perfremovefromcontext takes the leader out of the groups...

CVE-2026-99109

In the Linux kernel, the following vulnerability has been resolved: smb: client: reject SetEA requests that do not fit the request buffer CIFSSMBSetEA copies the caller's extended attribute value into the SMB request buffer without checking that it fits. The requirement is stated in the source bu...

CVE-2026-99142

In the Linux kernel, the following vulnerability has been resolved: tracing: Check operator stack capacity before pushing predicateparse uses the first operator stack entry before processing any opening parentheses. A push then increments top before writing. The existing check still permits that...

CVE-2026-99171

In the Linux kernel, the following vulnerability has been resolved: ntfs3: free the sbi after a grace period If the "nocase" mount option ntfs3 uses custom hash and dentry compare functions. Both access ntfs3 superblock private information in rcu pathwalk. ntfsputsuper and ntfs3killsb drop the in...

CVE-2026-99173

In the Linux kernel, the following vulnerability has been resolved: eventfs: Free the eventfsinode after an rcu grace period too tracefsdrevalidate reads -isfreed of the eventfsinode that dentry-dfsdata points to, and -drevalidate is called in rcu pathwalk mode with nothing but rcureadlock held...

CVE-2026-99191

In the Linux kernel, the following vulnerability has been resolved: calipso: keep BIG TCP payloadlen in calipsoskbuffsetattr calipsoskbuffsetattr adjusts payloadlen by the length of the option it inserts or resizes: payload = ntohsip6hdr-payloadlen; ip6hdr-payloadlen = htonspayload + lendelta; GR...

UBUNTU-CVE-2026-99104

In the Linux kernel, the following vulnerability has been resolved: schedext: Fix the bypass dispatch claim for schedulers bypassed by an ancestor scxbypass claims bypass dispatch when the scheduler's depth goes from zero to one and releases it when the depth returns to zero, but propagates only...

PT-2026-128118

In the Linux kernel, the following vulnerability has been resolved: s390/pai: Handle multiple PMU stop callback invocations Handle the following scenario: The kernel protects itself against a very high sampling load and throttles the sampling using: perf event throttle -- PMU-stop Shortly later t...

CVE-2026-99207

In the Linux kernel, the following vulnerability has been resolved: scsi: target: Disable interrupts while holding delayedcmdlock targetdodelayedwork takes dev-delayedcmdlock with a plain spinlock. It runs from systempercpuwq, so interrupts stay enabled while the lock is held. Every other...

CVE-2026-99106

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: free the userptr ranges when a CS fails after parserbos amdgpucsparserbos allocates an HMM range for every userptr entry of the BO list and looks up the user pages. Those ranges are only freed when amdgpucsparserbos...

CVE-2026-99119

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/userq: actually validate userq BOs This was supposed to loop over the individual evicted list, as the kernel and alwaysvalid evicted lists were already handled in amdgpuvmvalidate. Without this, BOs that were created a...

CVE-2026-99112

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsflower: validate mask pointer after nlanext flsetencopt iterates the key's nested tunnel-option attributes with nlaforeachattr while advancing a single mask pointer via nlanext at the bottom of each loop, so the mas...

CVE-2026-99115

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fill in FileSysIdentifier in FSPOSIXINFORMATION smb2getinfofilesystem reports 56 bytes for FSPOSIXINFORMATION, that is the whole of FILESYSTEMPOSIXINFO, but never assigns FileSysIdentifier. Those eight bytes go to the clie...

CVE-2026-99147

In the Linux kernel, the following vulnerability has been resolved: drm/exec: don't immediately add prelocked obj to array of locked objs When a contention is detected the drmexec object grabs a reference to the contended object, unlocks all other objects and pre-locks the contended one before...

PT-2026-128161

In the Linux kernel, the following vulnerability has been resolved: mshv vtl: Check per-CPU register page before mmap Register-page setup is optional for each CPU. If allocation or registration fails, mshv vtl configure reg page warns and leaves that CPU's reg page NULL, but initial context setup...