UBUNTU-CVE-2026-43364

In the Linux kernel, the following vulnerability has been resolved: ublk: fix NULL pointer dereference in ublkctrlsetsize ublkctrlsetsize unconditionally dereferences ub-ubdisk via setcapacityandnotify without checking if it is NULL. ub-ubdisk is NULL before UBLKCMDSTARTDEV completes it is only...

UBUNTU-CVE-2026-43410

In the Linux kernel, the following vulnerability has been resolved: firmware: stratix10-rsu: Fix NULL pointer dereference when RSU is disabled When the Remote System Update RSU isn't enabled in the First Stage Boot Loader FSBL, the driver encounters a NULL pointer dereference when excute...

CVE-2026-43367

In the Linux kernel, the following vulnerability has been resolved: drm/amd: Fix a few more NULL pointer dereference in device cleanup I found a few more paths that cleanup fails due to a NULL version pointer on unsupported hardware. Add NULL checks as applicable. cherry picked from commit...

UBUNTU-CVE-2026-43424

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ftcm: Fix NULL pointer dereferences in nexus handling The tpg-tpgnexus pointer in the USB Target driver is dynamically managed and tied to userspace configuration via ConfigFS. It can be NULL if the USB host sends...

UBUNTU-CVE-2026-43441

In the Linux kernel, the following vulnerability has been resolved: net: bonding: Fix ndtbl NULL dereference when IPv6 is disabled When booting with the 'ipv6.disable=1' parameter, the ndtbl is never initialized because inet6init exits before ndiscinit is called which initializes it. If bonding...

UBUNTU-CVE-2026-43367

In the Linux kernel, the following vulnerability has been resolved: drm/amd: Fix a few more NULL pointer dereference in device cleanup I found a few more paths that cleanup fails due to a NULL version pointer on unsupported hardware. Add NULL checks as applicable. cherry picked from commit...

CVE-2026-43410

In the Linux kernel, the following vulnerability has been resolved: firmware: stratix10-rsu: Fix NULL pointer dereference when RSU is disabled When the Remote System Update RSU isn't enabled in the First Stage Boot Loader FSBL, the driver encounters a NULL pointer dereference when excute...

CVE-2026-43401

In the Linux kernel, the following vulnerability has been resolved: cpufreq: intelpstate: Fix NULL pointer dereference in updatecpuqosrequest The updatecpuqosrequest function attempts to initialize the 'freq' variable by dereferencing 'cpudata' before verifying if the 'policy' is valid. This issu...

CVE-2026-43440

In the Linux kernel, the following vulnerability has been resolved: net/mana: Null servicewq on setup error to prevent double destroy In managdsetup error path, set gc-servicewq to NULL after destroyworkqueue to match the cleanup in managdcleanup. This prevents a use-after-free if the workqueue...

CVE-2026-43413

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: Fix NULL pointer exception during userscan userscan invokes updated sasuserscan for channel 0, and if successful, iteratively scans remaining channels 1 to shost-maxchannel via scsiscanhostselected in commit...

CVE-2026-43436

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Check endpoint numbers at parsing Scarlett2 mixer interfaces The Scarlett2 mixer quirk in USB-audio driver may hit a NULL dereference when a malformed USB descriptor is passed, since it assumes the presence of an...

CVE-2026-43431

In the Linux kernel, the following vulnerability has been resolved: xhci: Fix NULL pointer dereference when reading portli debugfs files Michal reported and debgged a NULL pointer dereference bug in the recently added portli debugfs files Oops is caused when there are more port registers counted ...

CVE-2026-43364

In the Linux kernel, the following vulnerability has been resolved: ublk: fix NULL pointer dereference in ublkctrlsetsize ublkctrlsetsize unconditionally dereferences ub-ubdisk via setcapacityandnotify without checking if it is NULL. ub-ubdisk is NULL before UBLKCMDSTARTDEV completes it is only...

CVE-2026-43424

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ftcm: Fix NULL pointer dereferences in nexus handling The tpg-tpgnexus pointer in the USB Target driver is dynamically managed and tied to userspace configuration via ConfigFS. It can be NULL if the USB host sends...

UBUNTU-CVE-2026-43431

In the Linux kernel, the following vulnerability has been resolved: xhci: Fix NULL pointer dereference when reading portli debugfs files Michal reported and debgged a NULL pointer dereference bug in the recently added portli debugfs files Oops is caused when there are more port registers counted ...

UBUNTU-CVE-2026-43356

In the Linux kernel, the following vulnerability has been resolved: iio: imu: adis: Fix NULL pointer dereference in adisinit The adisinit function dereferences adis-ops to check if the individual function pointers write, read, reset are NULL, but does not first check if adis-ops itself is NULL...

UBUNTU-CVE-2026-43422

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

UBUNTU-CVE-2026-43401

In the Linux kernel, the following vulnerability has been resolved: cpufreq: intelpstate: Fix NULL pointer dereference in updatecpuqosrequest The updatecpuqosrequest function attempts to initialize the 'freq' variable by dereferencing 'cpudata' before verifying if the 'policy' is valid. This issu...

UBUNTU-CVE-2026-43369

In the Linux kernel, the following vulnerability has been resolved: drm/amd: Fix NULL pointer dereference in device cleanup When GPU initialization fails due to an unsupported HW block IP blocks may have a NULL version pointer. During cleanup in amdgpudevicefinihw, the code calls...

UBUNTU-CVE-2026-43416

In the Linux kernel, the following vulnerability has been resolved: powerpc, perf: Check that current-mm is alive before getting user callchain It may happen that mm is already released, which leads to kernel panic. This adds the NULL check for current-mm, similarly to commit 20afc60f892d "x86,...