UBUNTU-CVE-2026-90171

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: release pending child sockets outside the handler lock smbdirectsocketdestroy releases the listener's pending/ready child sockets while still holding the listener's handler lock, the &idpriv-handlermutex taken via...

CVE-2026-90264

In the Linux kernel, the following vulnerability has been resolved: btrfs: always wait for ordered extents to avoid OE races BUG Syzbot reported a bug that there can be conflicting OEs for the same range: BTRFS critical device loop4: panic in insertorderedextent:264: overlapping ordered extents,...

UBUNTU-CVE-2026-90141

In the Linux kernel, the following vulnerability has been resolved: ipvs: fix integer overflow in ftp helper port/address parsing ipvsftpgetaddrport accumulates decimal digits into a u16 hport and into unsigned char p without checking for overflow. A crafted FTP PASV/EPSV response with an over-lo...

UBUNTU-CVE-2026-90183

In the Linux kernel, the following vulnerability has been resolved: blk-iolatency: clear delay state when freeing policy data io.latency can throttle a group which has no latency target of its own. When a sibling misses its target, checkscalechange scales down its peers, and a peer that reaches...

UBUNTU-CVE-2026-90138

In the Linux kernel, the following vulnerability has been resolved: vsock: don't check the listener's skerr in vsockaccept Syzbot reported an issue which can be reproduced with these steps: r0 = socketAFVSOCK, SOCKSTREAM, 0 bindr0, VMADDRCIDANY, PORT connectr0, VMADDRCIDLOCAL, PORT - -1, EPROTO...

UBUNTU-CVE-2026-90249

In the Linux kernel, the following vulnerability has been resolved: iio: light: gp2ap002: Fix unbalanced runtime PM on repeated event writes The IIO core does not filter duplicate writes to the event enable attribute, so writing the same value twice invokes writeeventconfig twice. Enabling twice...

UBUNTU-CVE-2026-90265

In the Linux kernel, the following vulnerability has been resolved: btrfs: defrag: fix deadlock between defrag and delalloc space reservation While running fsstress with autodefrag and flushoncommit, hit a deadlock due to the fact that defrag reserves delalloc space while it's holding dirty and...

UBUNTU-CVE-2026-90191

In the Linux kernel, the following vulnerability has been resolved: mailbox: riscv-sbi-mpxy: validate RPMI notification lengths The SBI return value controls how many bytes are copied from shared memory into the RPMI notification buffer. It is not validated against the negotiated shared-memory si...

UBUNTU-CVE-2026-90267

In the Linux kernel, the following vulnerability has been resolved: scsi: sd: Fix specialvec mempool leak when scsiallocsgtables fails sdsetspecialbvec allocates a special payload page for UNMAP and WRITE SAME commands. If scsiallocsgtables fails afterward in sdsetupunmapcmnd or...

UBUNTU-CVE-2026-92487

In the Linux kernel, the following vulnerability has been resolved: exfat: fix validsize extension over a shared writable mapping When a shared writable mapping has its validsize extended by a buffered write or a page fault, exfat zeroes the page-cache gap below the new validsize. A store through...

UBUNTU-CVE-2026-93058

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Only fini scheduler after successful init msmringbuffernew destroys a partially initialized ring through msmringbufferdestroy when an allocation or scheduler setup step fails. If drmschedinit fails before it finishes...

UBUNTU-CVE-2026-90213

In the Linux kernel, the following vulnerability has been resolved: firewire: core: fix memory leak in error path of buildtree In the error path of buildtree, node instances can remain in the local linked list when the function returns. Whenever an invalid value is detected in the self ID sequenc...

DEBIAN-CVE-2026-90089

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Validate the FW dump header length nxpprocessfwdump pulls the ACL header off the frame and then reads seqnum and buflen from a struct nxpfwdumphdr placed at skb-data, without checking that the ACL payload is...

UBUNTU-CVE-2026-93054

In the Linux kernel, the following vulnerability has been resolved: uio: Fix stale info pointer in failed registration path After deviceadd, the UIO device is visible to userspace and /dev/uioX can be opened. If a later setup step fails, uioregisterdevice unwinds the device but leaves idev-info...

UBUNTU-CVE-2026-90100

In the Linux kernel, the following vulnerability has been resolved: ptp: netc: fix period truncation and potential divide-by-zero in PEROUT The maxperiod bound in nettimerenableperout was computed as: maxperiod = u64NETCTMRDEFAULTFIPER + integralperiod; which exceeds U32MAX when integralperiod 0...

UBUNTU-CVE-2026-90326

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix race between policy activation and blkg destruction When switching an IO scheduler on a block device, blkcgactivatepolicy allocates blkgpolicydata pd for all blkgs attached to the queue. However, blkcgactivatepoli...

UBUNTU-CVE-2026-90206

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix maxqid race between configfs and controller allocation The function nvmetsubsysattrqidmaxstore can race against nvmetallocctrl when a subsystem's maxqid limit is modified. Suppose maxqid is currently 64. If...

UBUNTU-CVE-2026-90290

In the Linux kernel, the following vulnerability has been resolved: arm64: hibernate: Restore DAIF state on error Sashiko AI has reported that if swsuspmtesavetags for some reason fails we return from swsusparchsuspend with DAIF being masked - that is not what we'd expect. Restore the saved DAIF...

UBUNTU-CVE-2026-90407

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix overreads in ath11kwmiprocesscsaswitchcountevent There is no policy entry for WMITAGPDEVCSASWITCHCOUNTSTATUSEVENT, so the parse infrastructure does not enforce a minimum length for the event struct. Additionally...

UBUNTU-CVE-2026-93044

In the Linux kernel, the following vulnerability has been resolved: bpf: Disallow interpreter fallback for arena-related insns Since the interpreter does not support the arena-related insns, interpreter fallback should not be allowed for these insns in core.c::bpfprogselectruntime. Currently, whe...