CVE-2026-43450

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinkcthelper: fix OOB read in nfnlcthelperdumptable nfnlcthelperdumptable has a 'goto restart' that jumps to a label inside the for loop body. When the "last" helper saved in cb-args1 is deleted between dump round...

CVE-2026-43450 netfilter: nfnetlink_cthelper: fix OOB read in nfnl_cthelper_dump_table()

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinkcthelper: fix OOB read in nfnlcthelperdumptable nfnlcthelperdumptable has a 'goto restart' that jumps to a label inside the for loop body. When the "last" helper saved in cb-args1 is deleted between dump round...

CVE-2026-43448 nvme-pci: Fix race bug in nvme_poll_irqdisable()

In the Linux kernel, the following vulnerability has been resolved: nvme-pci: Fix race bug in nvmepollirqdisable In the following scenario, pdev can be disabled between 1 and 3 by 2. This sets pdev-msixenabled = 0. Then, pciirqvector will return MSI-X IRQ15 for 1 whereas return INTx IRQcqvector...

CVE-2026-43448

In the Linux kernel, the following vulnerability has been resolved: nvme-pci: Fix race bug in nvmepollirqdisable In the following scenario, pdev can be disabled between 1 and 3 by 2. This sets pdev-msixenabled = 0. Then, pciirqvector will return MSI-X IRQ15 for 1 whereas return INTx IRQcqvector...

CVE-2026-43427

The CVE covers a Linux kernel issue in the usb: class: cdc-wdm read path. Due to compiler optimization or CPU out-of-order execution, desc->length could be updated after a memmove, causing wdm_read() to observe a new length and copy_to_user() from uninitialized memory, violating LKMM data race...

CVE-2026-43427

In the Linux kernel, the following vulnerability has been resolved: usb: class: cdc-wdm: fix reordering issue in read code path Quoting the bug report: Due to compiler optimization or CPU out-of-order execution, the desc-length update can be reordered before the memmove. If this happens, wdmread...

CVE-2026-43426 usb: renesas_usbhs: fix use-after-free in ISR during device removal

In the Linux kernel, the following vulnerability has been resolved: usb: renesasusbhs: fix use-after-free in ISR during device removal In usbhsremove, the driver frees resources including the pipe array while the interrupt handler usbhsinterrupt is still registered. If an interrupt fires after...

CVE-2026-43417

In the Linux kernel, the following vulnerability has been resolved: sched/mmcid: Handle vfork/CLONEVM correctly Matthieu and Jiri reported stalls where a task endlessly loops in mmgetcid when scheduling in. It turned out that the logic which handles vfork'ed tasks is broken. It is invoked when th...

CVE-2026-43409

In the Linux kernel, the following vulnerability has been resolved: kprobes: avoid crash when rmmod/insmod after ftrace killed After we hit ftrace is killed by some errors, the kernel crash if we remove modules in which kprobe probes. BUG: unable to handle page fault for address: fffffbfff805000d...

CVE-2026-43365

In the Linux kernel, the following vulnerability has been resolved: xfs: fix undersized liclogroundoff values If the superblock doesn't list a log stripe unit, we set the incore log roundoff value to 512. This leads to corrupt logs and unmountable filesystems in generic/617 on a disk with 4k...

CVE-2026-43365 xfs: fix undersized l_iclog_roundoff values

In the Linux kernel, the following vulnerability has been resolved: xfs: fix undersized liclogroundoff values If the superblock doesn't list a log stripe unit, we set the incore log roundoff value to 512. This leads to corrupt logs and unmountable filesystems in generic/617 on a disk with 4k...

CVE-2026-43362

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix in-place encryption corruption in SMB2write SMB2write places write payload in iov1..n as part of rqiov. smb3inittransformrq pointer-shares rqiov, so cryptmessage encrypts iov1 in-place, replacing the original...

UBUNTU-CVE-2026-43299

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not ASSERT when the fs flips RO inside btrfsrepairiofailure BUG There is a bug report that when btrfs hits ENOSPC error in a critical path, btrfs flips RO this part is expected, although the ENOSPC bug still needs to be...

UBUNTU-CVE-2026-43318

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix sync handling in amdgpudmabufmovenotify Invalidating a dmabuf will impact other users of the shared BO. In the scenario where process A moves the BO, it needs to inform process B about the move and process B will...

UBUNTU-CVE-2026-43323

In the Linux kernel, the following vulnerability has been resolved: sched/fair: Fix zerovruntime tracking fix John reported that stress-ng-yield could make his machine unhappy and managed to bisect it to commit b3d99f43c72b "sched/fair: Fix zerovruntime tracking". The combination of yield and tha...

CVE-2026-43318

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix sync handling in amdgpudmabufmovenotify Invalidating a dmabuf will impact other users of the shared BO. In the scenario where process A moves the BO, it needs to inform process B about the move and process B will...

CVE-2026-43299

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not ASSERT when the fs flips RO inside btrfsrepairiofailure BUG There is a bug report that when btrfs hits ENOSPC error in a critical path, btrfs flips RO this part is expected, although the ENOSPC bug still needs to be...

CVE-2026-43349 f2fs: fix to avoid uninit-value access in f2fs_sanity_check_node_footer

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid uninit-value access in f2fssanitychecknodefooter syzbot reported a f2fs bug as below: BUG: KMSAN: uninit-value in f2fssanitychecknodefooter+0x374/0xa20 fs/f2fs/node.c:1520 f2fssanitychecknodefooter+0x374/0xa20...

CVE-2026-43349 f2fs: fix to avoid uninit-value access in f2fs_sanity_check_node_footer

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid uninit-value access in f2fssanitychecknodefooter syzbot reported a f2fs bug as below: BUG: KMSAN: uninit-value in f2fssanitychecknodefooter+0x374/0xa20 fs/f2fs/node.c:1520 f2fssanitychecknodefooter+0x374/0xa20...

CVE-2026-43344 perf/x86/intel/uncore: Fix die ID init and look up bugs

In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/uncore: Fix die ID init and look up bugs In snbeppci2phymapinit, in the nrnodeids 8 path, uncoredevicetodie may return -1 when all CPUs associated with the UBOX device are offline. Remove the WARNONONCEdieid == -1...