UBUNTU-CVE-2026-89496

In the Linux kernel, the following vulnerability has been resolved: ocfs2: always run deallocs on copy-on-write completion Local fuzzing of 6.12.94 has found the following memory leak caused by doing 'copyfilerange' within the same filesystem: unreferenced object 0xffff88812192c980 size 32: comm...

UBUNTU-CVE-2026-81002

In the Linux kernel, the following vulnerability has been resolved: xdp: fix zero-copy frame layout xdpconvertzctoxdpframe clones an XSK packet into an order-0 page and advertises PAGESIZE as its frame size. It allows the copied frame to occupy the page tail needed by skbsharedinfo and records ze...

CVE-2026-89694

In the Linux kernel, the following vulnerability has been resolved: nfsd: check client ownership when cancelling a copy-notify stateid On the OFFLOADCANCEL path clp != NULL, managecpntfstate freed the target cpntf state without checking ownership. The lookup key st-siopaque.soid is allocated...

UBUNTU-CVE-2026-89704

In the Linux kernel, the following vulnerability has been resolved: nfsd: sample writeback error cursor before async COPY loop nfsdcopyfilerange samples dst-fwberr into "since" after the copy loop, then uses it to detect writeback errors via filemapcheckwberr once vfsfsyncrange returns. Because t...

UBUNTU-CVE-2026-89694

In the Linux kernel, the following vulnerability has been resolved: nfsd: check client ownership when cancelling a copy-notify stateid On the OFFLOADCANCEL path clp != NULL, managecpntfstate freed the target cpntf state without checking ownership. The lookup key st-siopaque.soid is allocated...

UBUNTU-CVE-2026-89675

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix UAF in async copy cancel and shutdown An async copy could be freed or used after free while a teardown caller OFFLOADCANCEL, nfsd4shutdowncopy, nfsd4cancelcopybysb raced the copy kthread: - findasynccopy bumped...

UBUNTU-CVE-2026-89676

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix stale s2scpstateids IDR entry for async COPY For an async COPY, nfsd4copy called nfs4initcopystate before dupcopyfields, so the s2scpstateids IDR was pointed at &u-copy-cpstateid -- memory in the per-rqstp COMPOUND buff...

UBUNTU-CVE-2026-89619

In the Linux kernel, the following vulnerability has been resolved: HID: intel-thc-hid: intel-quickspi: bound GETREPORT response to the caller buffer quickspihidrawrequest receives the caller's buffer length in len, but quickspigetreport never sees it and copies the whole device-supplied response...

UBUNTU-CVE-2026-89663

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 ...

UBUNTU-CVE-2026-89680

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix nfsdfile leak on inter-server COPY setup failure When nfsd4setupinterssc fails, nfsd4copy returns nfserroffloaddenied directly, bypassing the out: label where releasecopyfiles would drop the nfdst reference taken by...

UBUNTU-CVE-2026-89706

In the Linux kernel, the following vulnerability has been resolved: nfsd: Reset write verifier when async COPY writeback fails Async COPY captures nn-writeverf at request time and reports it to the client via CBOFFLOAD after the worker kthread completes. When the post-copy vfsfsyncrange or...

CVE-2026-80935

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: bound the device EEPROM address before the EFUSE copy mt7996mcugeteeprom derives the destination of the EFUSE/EXT block copy from the address reported by the MCU response event-addr, a device-controlled le32 a...

CVE-2026-80937

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: bound the device EEPROM address before the EFUSE copy mt7915mcugeteeprom copies a fixed EFUSE block into the driver's dev-mt76.eeprom.data buffer at the offset reported by the MCU response res-addr, a...

CVE-2026-80937

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: bound the device EEPROM address before the EFUSE copy mt7915mcugeteeprom copies a fixed EFUSE block into the driver's dev-mt76.eeprom.data buffer at the offset reported by the MCU response res-addr, a...

CVE-2026-80935

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: bound the device EEPROM address before the EFUSE copy mt7996mcugeteeprom derives the destination of the EFUSE/EXT block copy from the address reported by the MCU response event-addr, a device-controlled le32 a...

UBUNTU-CVE-2026-80937

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: bound the device EEPROM address before the EFUSE copy mt7915mcugeteeprom copies a fixed EFUSE block into the driver's dev-mt76.eeprom.data buffer at the offset reported by the MCU response res-addr, a...

UBUNTU-CVE-2026-80935

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: bound the device EEPROM address before the EFUSE copy mt7996mcugeteeprom derives the destination of the EFUSE/EXT block copy from the address reported by the MCU response event-addr, a device-controlled le32 a...

CVE-2026-89706

In the Linux kernel, the following vulnerability has been resolved: nfsd: Reset write verifier when async COPY writeback fails Async COPY captures nn-writeverf at request time and reports it to the client via CBOFFLOAD after the worker kthread completes. When the post-copy vfsfsyncrange or...

CVE-2026-89706 nfsd: Reset write verifier when async COPY writeback fails

In the Linux kernel, the following vulnerability has been resolved: nfsd: Reset write verifier when async COPY writeback fails Async COPY captures nn-writeverf at request time and reports it to the client via CBOFFLOAD after the worker kthread completes. When the post-copy vfsfsyncrange or...

EUVD-2026-76618

In the Linux kernel, the following vulnerability has been resolved: nfsd: Reset write verifier when async COPY writeback fails Async COPY captures nn-writeverf at request time and reports it to the client via CBOFFLOAD after the worker kthread completes. When the post-copy vfsfsyncrange or...