UBUNTU-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-2026-80590

In the Linux kernel, the following vulnerability has been resolved: inet: frags: strip GSO state from fragments before reassembly A virtionethdr tun/tap, or AFPACKET with PACKETVNETHDR can mark an IPv4 or IPv6 fragment as GSO; nothing relates gsotype to fragoff...

UBUNTU-CVE-2026-80709

In the Linux kernel, the following vulnerability has been resolved: s390/zcrypt: Fix wrong domain value verification with EP11 CPRBs There is a wrong upper limit check for the domain value when an EP11 CPRB is processed for sending to a crypto card. This check is only active on custom device node...

UBUNTU-CVE-2026-80643

In the Linux kernel, the following vulnerability has been resolved: EDAC/igen6: Fix call trace due to missing release When unloading the igen6edac driver, there is a call trace: Device 'null' does not have a release function, it is broken and must be fixed. See Documentation/core-api/kobject.rst...

UBUNTU-CVE-2026-80622

In the Linux kernel, the following vulnerability has been resolved: char: tlclk: fix use-after-free in tlclkcleanup This patch improves the module cleanup process in the tlclk driver to prevent potential use-after-free and race conditions. Currently, the fileoperations structure does not specify...

UBUNTU-CVE-2026-80594

In the Linux kernel, the following vulnerability has been resolved: Input: ims-pcu - fix potential infinite loop in CDC union descriptor parsing The driver parses CDC union descriptors in imspcugetcdcuniondesc by iterating through the extra descriptor data. However, it does not verify that the...

UBUNTU-CVE-2026-80638

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to an out-of-bounds write. CAUSE When the last leaf block is removed fro...

UBUNTU-CVE-2026-80654

In the Linux kernel, the following vulnerability has been resolved: soc: xilinx: Shutdown and free rx mailbox channel A mbox rx channel is requested using mboxrequestchannelbyname in probe. In remove callback, the rx mailbox channel is cleaned up when the rxchan is NULL due to incorrect condition...

UBUNTU-CVE-2026-80664

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtnat: reject unsupported target families xtnat SNAT and DNAT target handlers assume IP-family conntrack state is present and can dereference a NULL pointer when instantiated from an unsupported family through nftcompa...

UBUNTU-CVE-2026-80621

In the Linux kernel, the following vulnerability has been resolved: PCI: dwc: Avoid dwcpcierasdesdebugfsdeinit NULL dereference when no RAS DES capability dwcpcierasdesdebugfsinit returns success when the controller has no RAS DES capability, leaving pci-debugfs-rasdesinfo unset. The common debug...

UBUNTU-CVE-2026-80609

In the Linux kernel, the following vulnerability has been resolved: qede: fix out-of-bounds check for cqe-lenlist Move index check before element access...

UBUNTU-CVE-2026-80601

In the Linux kernel, the following vulnerability has been resolved: batman-adv: gw: acquire ethernet header only after skb realloc The pskbmaypull called by batadvgetvid could reallocate the buffer behind the skb. Variables which were pointing to the old buffer need to be reassigned to avoid an...

UBUNTU-CVE-2026-80682

In the Linux kernel, the following vulnerability has been resolved: riscv/mm: use physical alignment for vmemmapstartpfn RISC-V computes vmemmapstartpfn by rounding physrambase down to VMEMMAPADDRALIGN. That alignment must therefore be expressed in the physical-address domain. Commit 476849b0fba4...

UBUNTU-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-2026-80618

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Avoid double-unpin of DOORBELL/MMIO BOs on free amdgpuamdkfdgpuvmfreememoryofgpu unpinned DOORBELL and MMIO remap BOs which are pinned at allocation time before checking whether the BO is still mapped to the GPU. When...

UBUNTU-CVE-2026-80647

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix warning in poll cq direct mode CQs allocated by iballoccq always have a comphandler. Though in direct mode this handler is never expected to be called, it is still called when the driver is reset, triggering the...

UBUNTU-CVE-2026-80652

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Treat zero-length cert chain as query for blob lengths When handling a PDH export, treat a zero-length userspace cert chain buffer as a request to query the length of the relevant blobs. Failure to account for the...

UBUNTU-CVE-2026-80606

In the Linux kernel, the following vulnerability has been resolved: drm/xe/userptr: Hold notifierlock for write on inject test path When CONFIGDRMXEUSERPTRINVALINJECT=y, xeptsvmuserptrprecommit runs vmacheckuserptr with the svm notifierlock taken for read. The test injection causes vmacheckuserpt...

UBUNTU-CVE-2026-80611

In the Linux kernel, the following vulnerability has been resolved: ACPI: processoridle: Mark LPI enter functions as cpuidle When function tracing or Kprobes is enabled, entering an ACPI Low Power Idle LPI state triggers the following RCU splat: RCU not on for: acpiidlelpienter+0x4/0xd8 WARNING:...

UBUNTU-CVE-2026-80653

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: Add slavedestroy interface for v3 hw WARNING is triggered when executing link reset of remote PHY and rmmod SAS driver simultaneously. Following is the WARNING log: WARNING: CPU: 61 PID: 21818 at...