UBUNTU-CVE-2026-43372

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Fix error path in PTP IRQ setup If requestthreadedirq fails during the PTP message IRQ setup, the newly created IRQ mapping is never disposed. Indeed, the kszptpirqsetup's error path only frees the mappings...

CVE-2026-43444

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Unreserve bo if queue update failed Error handling path should unreserve bo then return failed. cherry picked from commit c24afed7de9ecce341825d8ab55a43a254348b33...

UBUNTU-CVE-2026-43375

In the Linux kernel, the following vulnerability has been resolved: net: mctp: fix device leak on probe failure Driver core holds a reference to the USB interface and its parent USB device while the interface is bound to a driver and there is no need to take additional references unless the...

CVE-2026-43396

In the Linux kernel, the following vulnerability has been resolved: drm/xe/sync: Fix user fence leak on alloc failure When dmafencechainalloc fails, properly release the user fence reference to prevent a memory leak. cherry picked from commit a5d5634cde48a9fcd68c8504aa07f89f175074a0...

UBUNTU-CVE-2026-43357

In the Linux kernel, the following vulnerability has been resolved: iio: gyro: mpu3050-core: fix pmruntime error handling The return value of pmruntimegetsync is not checked, allowing the driver to access hardware that may fail to resume. The device usage count is also unconditionally incremented...

UBUNTU-CVE-2026-43444

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Unreserve bo if queue update failed Error handling path should unreserve bo then return failed. cherry picked from commit c24afed7de9ecce341825d8ab55a43a254348b33...

UBUNTU-CVE-2026-43396

In the Linux kernel, the following vulnerability has been resolved: drm/xe/sync: Fix user fence leak on alloc failure When dmafencechainalloc fails, properly release the user fence reference to prevent a memory leak. cherry picked from commit a5d5634cde48a9fcd68c8504aa07f89f175074a0...

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-2026-43351

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Eagerly init vgic dist/redist on vgic creation If vgicallocateprivateirqslocked fails for any odd reason, we exit kvmvgiccreate early, leaving dist-rdregions uninitialised. kvmvgicdistdestroy then comes along and walk...

CVE-2026-43473 scsi: mpi3mr: Add NULL checks when resetting request and reply queues

In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Add NULL checks when resetting request and reply queues The driver encountered a crash during resource cleanup when the reply and request queues were NULL due to freed memory. This issue occurred when the creation o...

CVE-2026-43472 unshare: fix unshare_fs() handling

In the Linux kernel, the following vulnerability has been resolved: unshare: fix unsharefs handling There's an unpleasant corner case in unshare2, when we have a CLONENEWNS in flags and current-fs hadn't been shared at all; in that case copymntns gets passed current-fs instead of a private copy,...

CVE-2026-43469 xprtrdma: Decrement re_receiving on the early exit paths

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Decrement rereceiving on the early exit paths In the event that rpcrdmapostrecvs fails to create a work request due to memory allocation failure, say or otherwise exits early, we should decrement ep-rereceiving before...

CVE-2026-43469 xprtrdma: Decrement re_receiving on the early exit paths

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Decrement rereceiving on the early exit paths In the event that rpcrdmapostrecvs fails to create a work request due to memory allocation failure, say or otherwise exits early, we should decrement ep-rereceiving before...

CVE-2026-43463

In the Linux kernel, the following vulnerability has been resolved: rxrpc, afs: Fix missing error pointer check after rxrpckernellookuppeer rxrpckernellookuppeer can also return error pointers in addition to NULL, so just checking for NULL is not sufficient. Fix this by: 1 Changing...

CVE-2026-43463

Summary: Multiple sources confirm a Linux kernel vulnerability in rxrpc and afs where rxrpc_kernel_lookup_peer() could return error pointers in addition to NULL, risking instability. The fix changes rxrpc_kernel_lookup_peer() to return -ENOMEM on allocation failure (instead of NULL) and updates c...

CVE-2026-43463 rxrpc, afs: Fix missing error pointer check after rxrpc_kernel_lookup_peer()

In the Linux kernel, the following vulnerability has been resolved: rxrpc, afs: Fix missing error pointer check after rxrpckernellookuppeer rxrpckernellookuppeer can also return error pointers in addition to NULL, so just checking for NULL is not sufficient. Fix this by: 1 Changing...

CVE-2026-43444

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Unreserve bo if queue update failed Error handling path should unreserve bo then return failed. cherry picked from commit c24afed7de9ecce341825d8ab55a43a254348b33...

CVE-2026-43444

CVE-2026-43444 is a Linux kernel vulnerability in the drm/amdkfd component. The issue arises from improper error handling in which a buffer object (bo) is not released if a queue update fails, leaving the BO unreserved. The description across multiple sources notes that the error path should unre...

CVE-2026-43397 drm/bridge: samsung-dsim: Fix memory leak in error path

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: samsung-dsim: Fix memory leak in error path In samsungdsimhostattach, drmbridgeadd is called to add the bridge. However, if samsungdsimregisterteirq or pdata-hostops-attach fails afterwards, the function returns witho...

CVE-2026-43397 drm/bridge: samsung-dsim: Fix memory leak in error path

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: samsung-dsim: Fix memory leak in error path In samsungdsimhostattach, drmbridgeadd is called to add the bridge. However, if samsungdsimregisterteirq or pdata-hostops-attach fails afterwards, the function returns witho...