CVE-2026-90419

In the Linux kernel, the following vulnerability has been resolved: nilfs2: prevent out-of-bounds read in super root block parsing super-root inode metadata size is trusted before nilfsreadinodecommon. Reject super-root inode sizes whose computed on-disk footprint exceeds the filesystem block siz...

UBUNTU-CVE-2026-90133

In the Linux kernel, the following vulnerability has been resolved: ntfs: Fix indexroot heap OOB write in ntfsirtoib ntfsirtoib copies all entries from indexroot into a freshly allocated indexblocksize-byte buffer without verifying that the entries fit in the available space. The entries in...

UBUNTU-CVE-2026-90402

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: host: Fix controller cleanup on EDL sysfs failure mhiregistercontroller adds the controller device before creating the optional triggeredl sysfs file. If sysfscreatefile fails, the error path only drops the device...

UBUNTU-CVE-2026-93062

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: guard against division by zero in iwldbgtlvallocfragments Make sure we don't end-up with a numfrags = 0 situation. For that, check that the required size is not 0 and put a checker on numfrags as well...

UBUNTU-CVE-2026-90312

In the Linux kernel, the following vulnerability has been resolved: bpf: Check load-acquire src ptr type before the load checkatomicload calls checkloadmem before atomicptrtypeok. For a load-acquire that fetches into its own source register dstreg == srcreg, checkloadmem overwrites srcreg's type...

UBUNTU-CVE-2026-90229

In the Linux kernel, the following vulnerability has been resolved: nvme-apple: Destroy the admin queue on removal The admin queue is allocated with blkmqallocqueue but never destroyed. nvmefreectrl only drops the last reference and blkmqexitqueue and blksyncqueue never run: the hctx is never mov...

UBUNTU-CVE-2026-92496

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: Avoid buffer overread in ath11kwmitlvoprx Currently, in ath11kwmitlvoprx, the firmware buffer is read without first verifying that the buffer has enough data to hold a header. This could result in a buffer overread...

UBUNTU-CVE-2026-90298

In the Linux kernel, the following vulnerability has been resolved: drm/sun4i: tcon: Drop TCON TOP device reference offinddevicebynode takes a device reference. Drop it after mux configuration succeeds...

UBUNTU-CVE-2026-90210

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix UAF in bpftrampolinemultiattachfree on update failure When bpftrampolineupdate fails before modifyfentrymulti/ unregisterfentrymulti is called, curimage is unchanged curimage == oldimage and ftrace still calls into it...

UBUNTU-CVE-2026-90253

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: free the mesh send cancel command when it is cancelled meshsendcancel queues the pending command with a NULL destroy callback, so it is only freed if sendcancel runs. A cancelled entry is leaked, as...

UBUNTU-CVE-2026-90389

In the Linux kernel, the following vulnerability has been resolved: md: scope memallocnoio to allocation critical sections Storing a memallocnoiosave token in mddev-noioflags lets one task save the token and another task restore it. With concurrent suspend sysfs writes, task A can enter...

UBUNTU-CVE-2026-92503

In the Linux kernel, the following vulnerability has been resolved: ext4: fix ABBA deadlock in ext4xattrinodecachefind Syzbot/stress-ng reported an ABBA deadlock in ext4 when exercising concurrent xattr workloads using the eainode mount/format option. The deadlock occurs between the running...

CVE-2026-92479

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: Avoid NULL CQE dereference when reporting invalid tags The single-doorbell completion path can call ufshcdcomplonecqe with a NULL CQE. If no command is associated with the completion tag, the warning message dereferenc...

CVE-2026-90097

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Skip VMBus module cleanup for non-nested root partition The VMBus module initialization function, hvacpiinit, currently does nothing when running in the root partition and root is not nested in another VM. But...

CVE-2026-90254

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: free the advertising instance on the failure and cancel paths advtimeoutexpire hands a kmalloced instance byte to hcicmdsyncqueue with a NULL destroy callback, and only advtimeoutexpiresync frees it. That leak...

CVE-2026-90384

In the Linux kernel, the following vulnerability has been resolved: iomap: release the folio batch on iomap callback failures A sashiko review of an unrelated patch points out that the folio batch mechanism used for iomap zero range fails to release the batch in a couple error scenarios. If eithe...

CVE-2026-90147

In the Linux kernel, the following vulnerability has been resolved: clk: devres: fix cleanup in devmclkgetoptionalenabledwithrate devmclkgetoptionalenabledwithrate registers its cleanup action before setting the clock rate. If setting the rate fails, it attempts to disable and unprepare a clock...

CVE-2026-90142

In the Linux kernel, the following vulnerability has been resolved: virtionet: Fix resize of the RX ring When a AFXDP socket is attached, the virtnetrxresize should resize the rq-xskbuffs XSK buffer array. Otherwise, when the size grows, the virtnetrxresume causes a write past the end of the arra...

UBUNTU-CVE-2026-90124

In the Linux kernel, the following vulnerability has been resolved: irqchip/renesas-rzg2l: Fix loss of interrupt rzg2lclearirqint and rzg2lcleartintint perform a read-modify-write on the ISCR/TSCR status registers to clear the bit for the interrupt just handled. Since these registers are...

CVE-2026-90167

In the Linux kernel, the following vulnerability has been resolved: ksmbd: serialize oplock close with pending break ownership close may abort an in-flight oplock break while another breaker already holds an opinfo reference. Releasing pendingbreak wakes that waiter, but without serializing the...