UBUNTU-CVE-2026-80697

In the Linux kernel, the following vulnerability has been resolved: erofs: ensure valid fpath for page cache sharing Previously, backing files for page cache sharing were set up with fpath left as NULL only finode was valid. It worked, but a recent mincore fix relies on fpath.mnt and crashes foun...

UBUNTU-CVE-2026-80678

In the Linux kernel, the following vulnerability has been resolved: i2c: imx: Fix slave registration race and error handling In i2cimxregslave, the slave pointer was assigned before pmruntimeresumeandget. If pmruntimeresumeandget failed, the error path returned without clearing i2cimx-slave,...

UBUNTU-CVE-2026-80679

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: Fix potential NULL pointer dereference dasdreleasespace checks the implementation of the isese discipline function before calling it to determine if a given device is an ESE DASD. The current usage of the logical AND...

CVE-2026-80632

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: Fix NULL pointer dereference in mt7996inittxqueues When MT76NPU and CONFIGNETMEDIATEKSOCWED are enabled and mt76 detects properly the Airoha NPU SoC, mt7996inittxqueues will dereference a NULL WED pointer. Fix...

CVE-2026-80701

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: enforce cursor size limits for MOB cursors vmwcursorplaneatomiccheck bounds cursor width and height only on the legacy update path; the SVGACAP2CURSORMOB path -- the default on modern hosts -- accepts any size. When t...

CVE-2026-80684

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: pci: Fix NULL dereference on AIBV allocation failure The airqivcreate can return NULL on failure, but the return value was never checked. If it fails, zdev-aibv will be NULL and fail when dereferenced in kvmzpcisetairq...

CVE-2026-80691

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE In the iblockexecuteprout function, PROPREEMPT, PROPREEMPTANDABORT, and PRORELEASE all perform callback capability checks through ops-prclear. The error check...

UBUNTU-CVE-2026-80651

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp/sev-dev-tsm - bail out early when pdev-bus is NULL dsmcreate initially checks pdev-bus when computing segmentid: u8 segmentid = pdev-bus ? pcidomainnrpdev-bus : 0; But the next two lines unconditionally dereference...

UBUNTU-CVE-2026-80597

In the Linux kernel, the following vulnerability has been resolved: mtd: maps: vmu-flash: fix NULL pointer dereference in initialization The mtdinfo contains a struct device, which must be linked to its parent. Without this, the initialization of the MTD fails with a NULL pointer dereference...

CVE-2026-80689

In the Linux kernel, the following vulnerability has been resolved: tracing/mmiotrace: Add NULL check for mmiotracearray in logging functions mmiotracerw and mmiotracemapping retrieve mmiotracearray into tr and pass it to tracemmiotracerw and tracemmiotracemap. If these functions are invoked whil...

CVE-2026-80704

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: use proper context for logging The same as the rest of the code, getssinfofromatombios uses calcpllcs-ctx-logger for logging. But calcpllcs-ctx is initialized only later in calcpllmaxvcoconstruct. Therefore, any...

CVE-2026-80690

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Initialize hba-rpmbs list in ufshcd Initialize the hba-rpmbs list in ufshcdallochost to prevent NULL pointer dereference in the device teardown path if ufsrpmbprobe fails...

CVE-2026-80657

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Guard management mailbox channel cleanup against NULL pointer The management mailbox channel cleanup helpers can be called from error handling paths when mgmtchann has already been destroyed. Add NULL checks to...

CVE-2026-80636

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: revert ct extension genid infrastructure This infrastructure is not used anymore after moving ct timeout and helper to use datapath refcount to track object use. Revert commit c56716c69ce1 "netfilter:...

CVE-2026-80664

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtnat: reject unsupported target families xtnat SNAT and DNAT target handlers assume IP-family conntrack state is present and can dereference a NULL pointer when instantiated from an unsupported family through nftcompa...

CVE-2026-80655

In the Linux kernel, the following vulnerability has been resolved: soc: xilinx: Fix race condition in event registration The zynqmppower driver registers handlers for suspend and subsystem restart events using registerevent. However, the work structures zynqmppminitsuspendwork and...

CVE-2026-80679

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: Fix potential NULL pointer dereference dasdreleasespace checks the implementation of the isese discipline function before calling it to determine if a given device is an ESE DASD. The current usage of the logical AND...

CVE-2026-80605

In the Linux kernel, the following vulnerability has been resolved: HID: picolcd: prevent NULL pointer dereference in picolcdsendandwait In picolcdsendandwait, an integer overflow of the signed loop counter 'k' can theoretically lead to a NULL pointer dereference of 'rawdata'. If the loop execute...

CVE-2026-80614

In the Linux kernel, the following vulnerability has been resolved: net: emac: Fix NULL pointer dereference in emacprobe Move devmrequestirq after devmplatformioremapresource so that dev-emacp is mapped before the interrupt handler can fire. An early interrupt hitting emacirq would dereference th...

UBUNTU-CVE-2026-80605

In the Linux kernel, the following vulnerability has been resolved: HID: picolcd: prevent NULL pointer dereference in picolcdsendandwait In picolcdsendandwait, an integer overflow of the signed loop counter 'k' can theoretically lead to a NULL pointer dereference of 'rawdata'. If the loop execute...