CVE-2026-43175

In the Linux kernel, the following vulnerability has been resolved: clk: rs9: Reserve 8 struct clkhw slots for for 9FGV0841 The 9FGV0841 has 8 outputs and registers 8 struct clkhw, make sure there are 8 slots for those newly registered clkhw pointers, else there is going to be out of bounds write...

CVE-2026-43168

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix reflink preserve cleanup issue commit c06c303832ec "ocfs2: fix xattr array entry countedby error" doesn't handle all cases and the cleanup job for preserved xattr entries still has bug: - the 'last' pointer should be...

CVE-2026-43143

In the Linux kernel, the following vulnerability has been resolved: mfd: core: Add locking around 'mfdofnodelist' Manipulating a list in the kernel isn't safe without some sort of mutual exclusion. Add a mutex any time we access / modify 'mfdofnodelist' to prevent possible crashes...

CVE-2026-43264

In the Linux kernel, the following vulnerability has been resolved: fbdev: of: displaytiming: fix refcount leak in ofgetdisplaytimings ofparsephandle returns a devicenode with refcount incremented, which is stored in 'entry' and then copied to 'nativemode'. When the error paths at lines 184 or 19...

CVE-2026-43270

In the Linux kernel, the following vulnerability has been resolved: media: mtk-mdp: Fix a reference leak bug in mtkmdpremove In mtkmdpprobe, vpugetplatdevice increases the reference count of the returned platform device. Add platformdeviceput to prevent reference leak...

CVE-2026-43223

In the Linux kernel, the following vulnerability has been resolved: media: pvrusb2: fix URB leak in pvr2sendrequestex When pvr2sendrequestex submits a write URB successfully but fails to submit the read URB e.g. returns -ENOMEM, it returns immediately without waiting for the write URB to complete...

CVE-2025-71288

In the Linux kernel, the following vulnerability has been resolved: memory: mtk-smi: fix device leaks on common probe Make sure to drop the reference taken when looking up the SMI device during common probe on late probe failure e.g. probe deferral and on driver unbind...

UBUNTU-CVE-2026-43171

In the Linux kernel, the following vulnerability has been resolved: EFI/CPER: don't dump the entire memory region The current logic at cperprintfwerr doesn't check if the error record length is big enough to handle offset. On a bad firmware, if the ofset is above the actual record, length -= offs...

UBUNTU-CVE-2026-43131

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: Fix null pointer dereference issue If SMU is disabled, during RAS initialization, there will be null pointer dereference issue here...

UBUNTU-CVE-2026-43260

In the Linux kernel, the following vulnerability has been resolved: bnxten: Fix RSS context delete logic We need to free the corresponding RSS context VNIC in FW everytime an RSS context is deleted in driver. Commit 667ac333dbb7 added a check to delete the VNIC in FW only when netifrunning is tru...

CVE-2026-43149

In the Linux kernel, the following vulnerability has been resolved: net: wan/fslucchdlc: Fix dmafreecoherent in uhdlcmemclean The priv-rxbuffer and priv-txbuffer are alloc'd together as contiguous buffers in uhdlcinit but freed as two buffers in uhdlcmemclean. Change the cleanup to only call...

UBUNTU-CVE-2026-43236

In the Linux kernel, the following vulnerability has been resolved: drm/atmel-hlcdc: fix use-after-free of drmcrtccommit after release The atmelhlcdcplaneatomicduplicatestate callback was copying the atmelhlcdcplane state structure without properly duplicating the drmplanestate. In particular,...

CVE-2026-43266

In the Linux kernel, the following vulnerability has been resolved: EFI/CPER: don't go past the ARM processor CPER record buffer There's a logic inside GHES/CPER to detect if the sectionlength is too small, but it doesn't detect if it is too big. Currently, if the firmware receives an ARM process...

UBUNTU-CVE-2026-43145

In the Linux kernel, the following vulnerability has been resolved: remoteproc: imxrproc: Fix invalid loaded resource table detection imxrprocelffindloadedrsctable may incorrectly report a loaded resource table even when the current firmware does not provide one. When the device tree contains a...

UBUNTU-CVE-2026-43198

In the Linux kernel, the following vulnerability has been resolved: tcp: fix potential race in tcpv6synrecvsock Code in tcpv6synrecvsock after the call to tcpv4synrecvsock is done too late. After tcpv4synrecvsock, the child socket is already visible from TCP ehash table and other cpus might use i...

CVE-2026-43209

In the Linux kernel, the following vulnerability has been resolved: minix: Add required sanity checking to minixchecksuperblock The fs/minix implementation of the minix filesystem does not currently support any other value for slogzonesize than 0. This is also the only value supported in...

CVE-2025-71289

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: handle attrsetsize errors when truncating files If attrsetsize fails while truncating down, the error is silently ignored and the inode may be left in an inconsistent state...

CVE-2026-43278 dm: clear cloned request bio pointer when last clone bio completes

In the Linux kernel, the following vulnerability has been resolved: dm: clear cloned request bio pointer when last clone bio completes Stale rq-bio values have been observed to cause double-initialization of cloned bios in request-based device-mapper targets, leading to use-after-free and...

CVE-2026-43268 hfsplus: pretend special inodes as regular files

In the Linux kernel, the following vulnerability has been resolved: hfsplus: pretend special inodes as regular files Since commit af153bb63a33 "vfs: catch invalid modes in mayopen" requires any inode be one of SIFDIR/SIFLNK/SIFREG/SIFCHR/SIFBLK/ SIFIFO/SIFSOCK type, use SIFREG for special inodes...

CVE-2026-43265 KVM: x86: Ignore -EBUSY when checking nested events from vcpu_block()

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Ignore -EBUSY when checking nested events from vcpublock Ignore -EBUSY when checking nested events after exiting a blocking state while L2 is active, as exiting to userspace will generate a spurious userspace exit,...