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-2026-80626

In the Linux kernel, the following vulnerability has been resolved: powerpc/perf: fix preempt count underflow in fslembpmudel fslembpmudel unconditionally calls putcpuvarcpuhwevents at the 'out:' label, but only calls the matching getcpuvar after the 'i hw.idx is negative the function jumps to...

UBUNTU-CVE-2026-80593

In the Linux kernel, the following vulnerability has been resolved: hwmon: asusatk0110 Check package count before accessing element atkecpresent walks the management group package returned by the GGRP ACPI method and, for each sub-package, reads its first element: id = &obj-package.elements0; if...

UBUNTU-CVE-2026-80691

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE In the iblockexecuteprout function, PROPREEMPT, PROPREEMPTANDABORT, and PRORELEASE all perform callback capability checks through ops-prclear. The error check...

UBUNTU-CVE-2026-80604

In the Linux kernel, the following vulnerability has been resolved: HID: core: Fix OOB read in hidgetreport for numbered reports When a caller passes a size of 0 to hidreportrawevent for a numbered report, the function originally called hidgetreport before performing any size validation. Inside...

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...

CVE-2026-80631

In the Linux kernel, the following vulnerability has been resolved: btrfs: lzo: reject compressed segment that overflows the compressed input lzodecompressbio validates each on-disk segment length seglen only against the workspace cbuf size, not against the compressed input size compressedlen, th...

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-2026-80603

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusive end pointer, but its only caller passes datalimit = ibptr + datalen, which points one past the last valid byte. The newline searc...

UBUNTU-CVE-2026-80708

In the Linux kernel, the following vulnerability has been resolved: s390/zcrypt: Fix missing mem scrub at clear key import in ccaclr2cipherkey The helper function ipcprbhelper uses internal buffer memory for building and processing CPRBs. After use this buffer was never scrubbed which could lead ...

UBUNTU-CVE-2026-80642

In the Linux kernel, the following vulnerability has been resolved: liveupdate: Reference count incoming FLB data Increment the incoming FLB refcount in liveupdateflbgetincoming so that the FLB structure cannot be freed while the caller is actively using it. Add an additional...

UBUNTU-CVE-2026-80695

In the Linux kernel, the following vulnerability has been resolved: hwmon: sht3x Fix unaligned accesses Sashiko reports: In sht3xupdateclient, the 16-bit temperature and humidity values are extracted from a stack-allocated byte array using be16tocpup. The pointers passed to this function are...

UBUNTU-CVE-2026-80631

In the Linux kernel, the following vulnerability has been resolved: btrfs: lzo: reject compressed segment that overflows the compressed input lzodecompressbio validates each on-disk segment length seglen only against the workspace cbuf size, not against the compressed input size compressedlen, th...

CVE-2026-80603

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusive end pointer, but its only caller passes datalimit = ibptr + datalen, which points one past the last valid byte. The newline searc...

CVE-2026-80619

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix potential UAF in aareplaceprofiles The function aareplaceprofiles was accessing udata-size after calling aaputloaddataudata, causing a potential UAF. Fixed this by saving the size to a local variable before dropping...

CVE-2026-80695

In the Linux kernel, the following vulnerability has been resolved: hwmon: sht3x Fix unaligned accesses Sashiko reports: In sht3xupdateclient, the 16-bit temperature and humidity values are extracted from a stack-allocated byte array using be16tocpup. The pointers passed to this function are...

CVE-2026-80691

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE In the iblockexecuteprout function, PROPREEMPT, PROPREEMPTANDABORT, and PRORELEASE all perform callback capability checks through ops-prclear. The error check...

CVE-2026-80593

In the Linux kernel, the following vulnerability has been resolved: hwmon: asusatk0110 Check package count before accessing element atkecpresent walks the management group package returned by the GGRP ACPI method and, for each sub-package, reads its first element: id = &obj-package.elements0; if...

UBUNTU-CVE-2026-80656

In the Linux kernel, the following vulnerability has been resolved: hfsplus: Add a sanity check for btree node size Syzbot reported an uninit-value bug in 1 with a corrupted HFS+ image, during the file system mounting process, specifically while loading the catalog, a corrupted nodesize value of ...

CVE-2026-80642

In the Linux kernel, the following vulnerability has been resolved: liveupdate: Reference count incoming FLB data Increment the incoming FLB refcount in liveupdateflbgetincoming so that the FLB structure cannot be freed while the caller is actively using it. Add an additional...