CVE-2026-80981

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix use-after-free of the LLC qentry in smcllcsrvaddlink smcllcsrvaddlink keeps addllc pointing into the queue entry: addllc = &qentry-msg.addlink; smcllc.c:1482 ... smcllcsaveaddlinkinfolinknew, addllc; smcllc.c:1494...

UBUNTU-CVE-2026-81013

In the Linux kernel, the following vulnerability has been resolved: platform/x86: hp-bioscfg: fix heap OOB read on empty password write validatepasswordinput computes length = strlenbuf and then checks buflength - 1 to strip a trailing newline, without checking that length is nonzero first. Writi...

UBUNTU-CVE-2026-89508

In the Linux kernel, the following vulnerability has been resolved: RDMA/ucma: Lock the handler in ucmasetibpath ucmasetibpath calls ucmaeventhandler straight from the write path, without the handler lock that keeps ctx-file stable while a uevent is queued. The handler re-reads ctx-file for every...

CVE-2026-89763 KEYS: trusted: Fix TPM teardown ordering

In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix TPM teardown ordering trustedtpmexit drops the TPM chip reference and frees the digest array before unregistering the trusted key type. keytypelookup holds keytypessem for reading until the key operation...

CVE-2026-89763

In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix TPM teardown ordering trustedtpmexit drops the TPM chip reference and frees the digest array before unregistering the trusted key type. keytypelookup holds keytypessem for reading until the key operation...

EUVD-2026-76675

In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix TPM teardown ordering trustedtpmexit drops the TPM chip reference and frees the digest array before unregistering the trusted key type. keytypelookup holds keytypessem for reading until the key operation...

CVE-2026-89763 KEYS: trusted: Fix TPM teardown ordering

In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix TPM teardown ordering trustedtpmexit drops the TPM chip reference and frees the digest array before unregistering the trusted key type. keytypelookup holds keytypessem for reading until the key operation...

EUVD-2026-76662

In the Linux kernel, the following vulnerability has been resolved: tracing/userevents: Clear copied tracing state before fork duplication duptaskstruct copies usereventmm from the parent into the child, without grabbing a reference to it. usereventmmdup should replace it, but it leaves that copi...

EUVD-2026-76575

In the Linux kernel, the following vulnerability has been resolved: nfsd: revoke copy-notify stateids before dropping their reference Copy-notify stateids live in the s2scpstateids IDR and on their parent stid's sccplist, pinned by a single membership reference. freecpntfstatelocked only unlinks ...

CVE-2026-89635 ksmbd: only rebind the reopened file's own oplock on durable reconnect

In the Linux kernel, the following vulnerability has been resolved: ksmbd: only rebind the reopened file's own oplock on durable reconnect ksmbdreopendurablefd walks the inode's moplist and rebinds every detached oplock to the reconnecting session: listforeachentryrcuop, &ci-moplist, opentry,...

CVE-2026-89628

A slab-out-of-bounds read vulnerability exists in the Linux kernel's hid_picolcd driver. The function picolcd_debug_eeprom_read() trusts a length byte supplied by the device in its REPORT_EE_DATA reply, clamping it only to the caller's read count but never checking resp->raw_size—the actual nu...

CVE-2026-89628 HID: picolcd: clamp eeprom debugfs read to bytes actually received

In the Linux kernel, the following vulnerability has been resolved: HID: picolcd: clamp eeprom debugfs read to bytes actually received picolcddebugeepromread trusts resp-rawdata2 -- a length byte supplied by the device in its REPORTEEDATA reply -- clamped only to the caller's read count: ret =...

EUVD-2026-76512

In the Linux kernel, the following vulnerability has been resolved: fanotify: fix use-after-free of file range info fsnotifyprecontent builds its filerange on the triggering task's stack. fanotifyallocpermevent saves a pointer to range.pos in the heap-allocated permission event so...

EUVD-2026-76499

In the Linux kernel, the following vulnerability has been resolved: ACPI: pfrupdate: fix stack buffer overflow in querycapability querycapability copies four ACPI buffer objects returned by the firmware DSM into fixed-size u816 fields in struct pfruupdatecapinfo using memcpy with the...

CVE-2026-89587 ACPI: pfr_update: fix stack buffer overflow in query_capability()

In the Linux kernel, the following vulnerability has been resolved: ACPI: pfrupdate: fix stack buffer overflow in querycapability querycapability copies four ACPI buffer objects returned by the firmware DSM into fixed-size u816 fields in struct pfruupdatecapinfo using memcpy with the...

CVE-2026-89587

In the Linux kernel, the following vulnerability has been resolved: ACPI: pfrupdate: fix stack buffer overflow in querycapability querycapability copies four ACPI buffer objects returned by the firmware DSM into fixed-size u816 fields in struct pfruupdatecapinfo using memcpy with the...

EUVD-2026-76419

In the Linux kernel, the following vulnerability has been resolved: RISC-V: KVM: Fix PMU event info array size overflow SBI PMU EVENTGETINFO stores guest-controlled numevents sizeofeinfo in a 32-bit integer. On RV64, numevents = 0x10000001 makes 0x100000010 truncate to 16. KVM then allocates one...

EUVD-2026-76388

In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: do not accept C2HData based on blkrqpayloadbytes alone Commit 25e5cb780e62 "nvme-tcp: fix possible crash in writezeroes processing" established that blkrqpayloadbytes must not be read without first checking...

CVE-2026-89482

In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: do not accept C2HData based on blkrqpayloadbytes alone Commit 25e5cb780e62 "nvme-tcp: fix possible crash in writezeroes processing" established that blkrqpayloadbytes must not be read without first checking...

CVE-2026-89482

CVE-2026-89482 is a wild-memory-access vulnerability in the Linux kernel's nvme-tcp module. The root cause is an incorrect receive-side gate: for REQ_OP_WRITE_ZEROES commands, blk_rq_payload_bytes() returns a non-zero value despite the absence of physical segments, so the setup phase leaves req-&...