UBUNTU-CVE-2026-89957

In the Linux kernel, the following vulnerability has been resolved: s390/vfio-ap: Fix hot-unplug skipped when last AP adapter or domain removed The vfioapmdevhotunplugcfg function uses the return value of bitmapandnot to determine whether the guest APCB needs to be updated. However, bitmapandnot...

UBUNTU-CVE-2026-89911

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Correctly cap TLBI Range to the architural limit TLB Invalidation by Range has a fairly powerful way of encoding pretty large ranges in a small number of bits. This range can be based on an arbitrary VA, which means i...

UBUNTU-CVE-2026-89969

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix out-of-bounds write when receiving an over-long PDU nvmettcptryrecvpdu reads a PDU header into the fixed 128-byte queue-pdu union, then computes the remaining payload length as queue-left = hdr-hlen - queue-offset ...

UBUNTU-CVE-2026-89972

In the Linux kernel, the following vulnerability has been resolved: nvme: add missing SRCU grace period in error path nvmeallocns error path at outunlinkns removes ns from the namespace head siblings list with listdelrcu&ns-siblings but does not wait for SRCU readers before freeing the namespace...

UBUNTU-CVE-2026-89975

In the Linux kernel, the following vulnerability has been resolved: nvme-fabrics: fix DHCHAP secret leak on parse failure nvmfparseoptions duplicates dhchapsecret and dhchapctrlsecret with matchstrdup before validating the DHHC-1: representation. If validation fails, the parser returns -EINVAL...

UBUNTU-CVE-2026-90038

In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent client use-after-free during export state revocation nfsd4revokeexportstates has the same use-after-free as nfsd4revokestates: it drops nn-clientlock across revokeonestid and the following read of clp-clminorversion...

UBUNTU-CVE-2026-89955

In the Linux kernel, the following vulnerability has been resolved: s390/vfio-ap: Fix NULL deref in statusshow during queue probe When vfioapmdevprobequeue creates the sysfs attribute group, the queue's driver data has not yet been set. A concurrent read of the 'status' attribute can therefore ca...

UBUNTU-CVE-2026-90039

In the Linux kernel, the following vulnerability has been resolved: NFSD: Guard admin state-revocation walks with NFSDNETUP Writing to /proc/fs/nfsd/unlockfilesystem, or sending the NFSDCMDUNLOCKFILESYSTEM or NFSDCMDUNLOCKEXPORT netlink command, walks the NFSv4 client hash tables to revoke open...

UBUNTU-CVE-2026-90042

In the Linux kernel, the following vulnerability has been resolved: ceph: properly decrypt filenames in vmalloc buffers The fscrypt subsystem uses the scatterlist crypto API, inheriting its requirement that any buffers are in the linear mapping region. However, the messenger client uses kvmalloc ...

CVE-2026-89994

In the Linux kernel, the following vulnerability has been resolved: dmaengine: fsl-edma: tracing: no ptr dereference during log output The fsl edma events store a pointer to a struct fsledmaengine in the ringbuffer and dereference it when a log entry is printed. At this time, the pointer may no...

CVE-2026-89932

In the Linux kernel, the following vulnerability has been resolved: KVM: nVMX: Always flush vpid02 on first use Make sure vpid02 is always flushed on first use by setting lastvpid=0 when allocating vpid02. nestedvmxtransitiontlbflush will always detect a VPID change on first VM-Enter after VMXON,...

CVE-2026-90014

In the Linux kernel, the following vulnerability has been resolved: tracing: Have showeventfilters/triggers files take trace array ref The newly added files showeventfilters and showeventtriggers that show all filters or triggers that are set within the trace array do not take a reference for the...

UBUNTU-CVE-2026-89944

In the Linux kernel, the following vulnerability has been resolved: ASoC: hdachda: Fix hlink refcount leak on component registration failure hdachdadevprobe gets the HDA link with sndhdacextbuslinkget before registering the ASoC component. If component registration fails, the function returns...

UBUNTU-CVE-2026-89985

In the Linux kernel, the following vulnerability has been resolved: memcg: keep folio's objcg same as its node memcgreparentobjcgs has an inherent assumption that a folio's objcg is the objcg of the folio's node. Folio migration across nodes breaks that assumption: the new folio simply inherits t...

DEBIAN-CVE-2026-89910

In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Fix uninitialized stack variable issue with dmsintc Variable vector is declared on stack in function dmsintcinjectirq and sometimes it is used without initialized. Here fix this issue...

UBUNTU-CVE-2026-89977

In the Linux kernel, the following vulnerability has been resolved: accel/ethosu: check MMIO mapping errors in probe devmplatformioremapresource returns an error pointer when the register resource cannot be mapped. ethosuprobe stores it and continues until initialization dereferences it through...

UBUNTU-CVE-2026-90016

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix OOB read in rtwrestructwmmie rtwrestructwmmie scans inie for a WMM IE with: while i inlen ... if i + 5 inlen && iniei == 0xDD && ... ... break; i += iniei + 1 + 2; / to the next IE element / When the "i + ...

UBUNTU-CVE-2026-90015

In the Linux kernel, the following vulnerability has been resolved: xhci: fix lost bounce buffers on TDs spanning several ring segments When a TD reaches a link TRB with data that is not aligned to the endpoint's wMaxPacketSize, xhcialigntd stages the unalignable tail through the bounce buffer of...

UBUNTU-CVE-2026-89952

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: validate ONFI extended parameter page sections nandflashdetectextparampage allocates the length declared by the ONFI parameter page, then treats the data as a fixed header followed by variable-length sections. It...

UBUNTU-CVE-2026-90021

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fmidi: initialize work in fmidialloc fmidialloc initializes freeref to 1 and it can only be incremented when a sound card is registered via fmidiregistercard. fmidiregistercard is only called in fmidibind which...