UBUNTU-CVE-2026-72103

In the Linux kernel, the following vulnerability has been resolved: dm: avoid leaking the caller's thread keyring via the table device file The refactoring in commit a28d893eb327 "md: port block device access to file" accidentally causes the caller's thread keyring to be kept alive long beyond th...

UBUNTU-CVE-2026-72255

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfqueue: pin bridge device while NFQUEUE holds fake dst The brnetfilter fake rtable is embedded in struct netbridge and is attached to bridged packets with skbdstsetnoref. If such a packet is queued to NFQUEUE, nfqueue...

UBUNTU-CVE-2026-72079

In the Linux kernel, the following vulnerability has been resolved: Input: ims-pcu - fix use-after-free and double-free in disconnect imspcudisconnect only intended to perform cleanup when the primary control interface is unbound. However, it currently relies on the interface class to distinguish...

UBUNTU-CVE-2026-72171

In the Linux kernel, the following vulnerability has been resolved: mtd: slram: remove failed entries from the device list registerdevice links a new slrammtdlist entry before allocating all of the state needed by the entry. If a later allocation, memremap, or mtddeviceregister fails, the partial...

UBUNTU-CVE-2026-72240

In the Linux kernel, the following vulnerability has been resolved: mfd: sm501: Fix reference leak on failed device registration When platformdeviceregister fails in sm501registerdevice, the embedded struct device in pdev has already been initialized by deviceinitialize, but the failure path only...

UBUNTU-CVE-2026-72031

In the Linux kernel, the following vulnerability has been resolved: ata: libata-core: Add NOLPM quirk for PNY CS900 1TB SSD The PNY CS900 1TB SSD Phison PS3111-S11, DRAM-less drops off the bus after entering Device-Initiated Slumber during idle. With the default medpowerwithdipm policy the link...

UBUNTU-CVE-2026-72245

In the Linux kernel, the following vulnerability has been resolved: gpu: host1x: Fix device reference leak in host1xdeviceparsedt error path After deviceinitialize, the embedded struct device in struct host1xdevice should be released through the device core with putdevice. In host1xdeviceadd, if...

UBUNTU-CVE-2026-72116

In the Linux kernel, the following vulnerability has been resolved: can: bcm: fix stale rx/tx ops after device removal RX: an RXSETUP update! for an existing op skipped canrxregister unconditionally, even when a concurrent NETDEVUNREGISTER had already torn down its registration op-rxregdev == NUL...

UBUNTU-CVE-2026-72102

In the Linux kernel, the following vulnerability has been resolved: dmearlycreate: fix freeing used table on dmresume failure If dmresume fails, the kernel attempts to free table with dmtabledestroy, but the table was already instantiated with dmswaptable. This commit skips the call to...

UBUNTU-CVE-2026-72214

In the Linux kernel, the following vulnerability has been resolved: power: supply: cpcap-battery: Fix missing nvmemdeviceput causing reference leak In cpcapbatterydetectbatterytype, the reference to an nvmem device obtained via nvmemdevicefind is not released with nvmemdeviceput on the success or...

UBUNTU-CVE-2026-72180

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: preserve pmdswpuffdwp on device-private PMD downgrade changenonpresenthugepmd rewrites a writable device-private PMD swap entry into a readable one without carrying pmdswpuffdwp across. The PTE-level...

UBUNTU-CVE-2026-72135

In the Linux kernel, the following vulnerability has been resolved: tpm: Make the TPM character devices non-seekable The TPM character devices expose a sequential command/response interface, but their open handlers leave FMODEPREAD and FMODEPWRITE enabled. After a command leaves a response pendin...

UBUNTU-CVE-2026-72167

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: pl353: fix probe resource allocation During probe, the devmioremap is called with the parent device instead of the current one. So when the module is unloaded, the register area isn't released. Target the pl35x devi...

UBUNTU-CVE-2026-72108

In the Linux kernel, the following vulnerability has been resolved: dm thin metadata: fix metadata snapshot consistency on commit failure reservemetadatasnap and releasemetadatasnap modify the superblock's heldroot directly in the blockmanager's buffer. If the subsequent metadata commit fails, th...

UBUNTU-CVE-2026-68461

In the Linux kernel, the following vulnerability has been resolved: device property: initialize the remaining fields of fwnodehandle in fwnodeinit If a firmware node is allocated on the stack for instance: temporary software node whose life-time we control or on the heap - but using a non-zeroing...

CVE-2026-74392 dm: limit target bio polling to one shot

In the Linux kernel, the following vulnerability has been resolved: dm: limit target bio polling to one shot dmpollbio is the -pollbio callback for a stacked dm device. The caller only knows about the dm queue, so it may decide to do a spinning poll if it thinks a single queue is being polled...

CVE-2026-74392

Summary of CVE-2026-74392 (Linux kernel, device-mapper): The issue involves the dm_poll_bio() callback used by stacked dm devices. The caller only knows about the dm queue and could initiate spinning polls, passing flags unchanged to the mapped clone, which may cause blk_mq_poll() to spin on a ta...

CVE-2026-74392 dm: limit target bio polling to one shot

In the Linux kernel, the following vulnerability has been resolved: dm: limit target bio polling to one shot dmpollbio is the -pollbio callback for a stacked dm device. The caller only knows about the dm queue, so it may decide to do a spinning poll if it thinks a single queue is being polled...

EUVD-2026-59502

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix RB-tree corruption in probe error path The info-node RB-tree member is zero-initialized via kzalloc. If a device does not support ATS, the devicerbtreeinsert call is skipped. If a subsequent probe step fails, the...

CVE-2026-74349 ocfs2: reject FITRIM ranges shorter than a cluster

In the Linux kernel, the following vulnerability has been resolved: ocfs2: reject FITRIM ranges shorter than a cluster ocfs2trimmainbm trims the global bitmap in cluster units, but its too-short range validation only checks sb-sblocksize. On filesystems with a cluster size larger than the block...