UBUNTU-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...

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...

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...

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,...

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...

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-2026-80691

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...

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,...

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-2026-80657

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...

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-2026-80701

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-2026-80705 drm/amd/display: check if dml21_add_phantom_plane() is successful

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: check if dml21addphantomplane is successful Verify that the phantom plane was allocated to avoid a later segfault. cherry picked from commit 5adb54abe5a8e82cbff7f8806db30a5f4924329f...

CVE-2026-80704

CVE-2026-80704 is a NULL pointer dereference in the Linux kernel's DRM AMD display driver. The function get_ss_info_from_atombios() accessed calc_pll_cs->ctx->logger before calc_pll_cs->ctx was initialized in calc_pll_max_vco_construct(), causing a crash during early driver construction....

CVE-2026-80704 drm/amd/display: use proper context for logging

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...

EUVD-2026-67439

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-2026-80704 drm/amd/display: use proper context for logging

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-2026-80701

CVE-2026-80701 affects the Linux kernel 's DRM/vmwgfx (VMware graphics) driver. The root cause is that vmw_cursor_plane_atomic_check() enforces cursor width/height bounds only on the legacy update path, while the SVGA_CAP2_CURSOR_MOB path—the default on modern hosts—accepts any size. When an over...

EUVD-2026-67436

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...