UBUNTU-CVE-2026-98867

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: bound the logical key offset from persistent memory cachekeydecode takes a key's logical off from the cache device and later indexes reqkeytree-subtrees by it in getsubtree. An off past the device forms a subtree point...

UBUNTU-CVE-2026-98636

In the Linux kernel, the following vulnerability has been resolved: squashfs: Add dictionary size range check to prevent shift-out-of-bounds When an abnormal SquashFS image COMPOPTS flag is 1 but dictionary size is 0 is mounted, and performs shift operations using dictionarysize, the shift expone...

UBUNTU-CVE-2026-98634

In the Linux kernel, the following vulnerability has been resolved: scsi: sdzbc: Reject disks with too many zones sdzbcreadzones computes the number of zones with 64-bit arithmetic and stores the result in the unsigned int nrzones field of struct zoneddiskinfo, silently truncating counts that...

UBUNTU-CVE-2026-98631

In the Linux kernel, the following vulnerability has been resolved: xsk: Use a 32-bit compare in xskmapgenlookup xskmapgenlookup loads a u32 key and compares it with maxentries using BPFJMPIMM. BPF immediates are sign-extended to 64 bits, so a maxentries value of 0x80000000 or higher becomes a...

UBUNTU-CVE-2026-98633

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Fix skb leak in nxpprocessfwdump When CONFIGDEVCOREDUMP=n, hcidevcdappend returns -EOPNOTSUPP without freeing its skb argument. This leaks the cloned skb and also prevents nxpsetindreset from being called to...

UBUNTU-CVE-2026-98640

In the Linux kernel, the following vulnerability has been resolved: HID: amdsfh: Validate PCI BAR size before mapping The amdsfh driver maps PCI BAR 2 using pcimiomapregions and subsequently accesses MMIO registers at offsets up to 0x10958 e.g., AMDP2CMSG3 at 0x1068C. However, the driver never...

UBUNTU-CVE-2026-98639

In the Linux kernel, the following vulnerability has been resolved: KVM: riscv: Fix NACL hfence entry update order The SBI v3.0 specification section 15.1.2 requires a nested HFENCE entry to be populated as follows: 1 find an unused entry with Config.Pending == 0 2 update the PageNumber and...

UBUNTU-CVE-2026-98638

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Validate the SVE vector length in pkvmvcpuinitsve pkvmvcpuinitsve clamps only the upper bound of the host-provided svemaxvl, so an invalid vector length reaches svestatesizefromvl and the WARNON there, which is fatal ...

UBUNTU-CVE-2026-98632

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: mgmt: Dequeue pending meshsendsync entries on cancel In sendcancel, pending meshtx objects are removed from the hdev-meshpending list and freed via meshsendcomplete. However, if a mesh transmission was already queued...

UBUNTU-CVE-2026-98635

In the Linux kernel, the following vulnerability has been resolved: scsi: block: Fix zonescond out-of-bounds write on zone report blkrevalidatediskzones sizes the zonescond array from the disk capacity and zone size, but the index used by blkrevalidatezonecond comes from the device-driven...

UBUNTU-CVE-2026-98740

In the Linux kernel, the following vulnerability has been resolved: EDAC/altera: Drop init from ECC setup paths for re-probe safety Sashiko reports: "Does suppressing sysfs unbinding fully prevent the execution of freed init memory? If altrsysmgrregmaplookupbyphandle returns -EPROBEDEFER, the pro...

UBUNTU-CVE-2026-98739

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: Fix initial port reference race For RFCOMMRELEASEONHUP devices, rfcommttyinstall and rfcommreleasedev both use RFCOMMTTYOWNED to decide who drops the initial ttyport reference. The release path tests the bit...

UBUNTU-CVE-2026-98738

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Serialize SMP remote OOB data access buildpairingcmd looks up remote OOB data and copies its contents without holding hdev-lock, which serializes the list's writers. After SMP finds an entry, a concurrent management...

UBUNTU-CVE-2026-98662

In the Linux kernel, the following vulnerability has been resolved: iio: light: gp2ap020a00f: drain irqwork after freeirq The threaded IRQ handler queues data-work through irqworkqueue so the trigger is polled from a per-CPU context. freeirq does not flush an irqwork the handler already queued, s...

UBUNTU-CVE-2026-98661

In the Linux kernel, the following vulnerability has been resolved: iio: light: rohm-bu27034: Fix infinite delay on error When reading an integration-time fails, the code will use error code to compute the sleep time. Fix this by using the smallest integration time as a default if reading fails...

UBUNTU-CVE-2026-98660

In the Linux kernel, the following vulnerability has been resolved: iio: pressure: bmp280: fix out-of-bounds access in sampling frequency lookup The sampling frequency tables store each frequency as an integer part and a fractional part in micro units. numsamplingfreqavail is initialized to the...

UBUNTU-CVE-2026-98658

In the Linux kernel, the following vulnerability has been resolved: iio: proximity: aw96103: validate firmware data length The firmware parser reads a length from the binary header and then uses it to walk six-byte register/value entries. A truncated firmware image can make the parser read beyond...

UBUNTU-CVE-2026-98659

In the Linux kernel, the following vulnerability has been resolved: iio: pressure: rohm-bm1390: Return error when read fails The data reading function ignores the cached error value, and unconditionally returns 0. Return cached 'ret' -value after stopping the measurement so user knows if read...

UBUNTU-CVE-2026-98682

In the Linux kernel, the following vulnerability has been resolved: smb: client: drain and invalidate before server-side copy/clone cifsfilecopychunkrange and the clone FICLONE path of cifsremapfilerange do not serialise the destination page cache against the server-side copy the way the other...

UBUNTU-CVE-2026-98681

In the Linux kernel, the following vulnerability has been resolved: smb: client: split cifsFileInfo bitfields to avoid shared-byte RMW races The invalidHandle, swapfile, oplockbreakcancelled, offload, and statusfiledeleted fields are stored in the same bitfield byte in struct cifsFileInfo, but ar...