CVE-2026-68459

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix potential deadlock in gcmerge path of f2fsbalancefs When we mount device w/ gcmerge mount option, we may suffer below potential deadlock: Kworker GC trehad Truncator - f2fswritecachepages - f2fswritesingledatapage -...

UBUNTU-CVE-2026-68459

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix potential deadlock in gcmerge path of f2fsbalancefs When we mount device w/ gcmerge mount option, we may suffer below potential deadlock: Kworker GC trehad Truncator - f2fswritecachepages - f2fswritesingledatapage -...

CVE-2026-68460

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix potential deadlock in f2fsbalancefs When the f2fs filesystem space is nearly exhausted, we encounter deadlock issues as below: INFO: task A:1890 blocked for more than 120 seconds. Tainted: G O 6.12.41-g3fe07ddf05ab 1...

EUVD-2026-59266

In the Linux kernel, the following vulnerability has been resolved: iomap: guard iosize EOF trim against concurrent truncate underflow iomap: fix zero padding data issue in concurrent append writes changed ioend accounting so that iosize tracks only valid data within EOF. This trims iosize when a...

CVE-2026-72367 iomap: guard io_size EOF trim against concurrent truncate underflow

In the Linux kernel, the following vulnerability has been resolved: iomap: guard iosize EOF trim against concurrent truncate underflow iomap: fix zero padding data issue in concurrent append writes changed ioend accounting so that iosize tracks only valid data within EOF. This trims iosize when a...

CVE-2026-72367 iomap: guard io_size EOF trim against concurrent truncate underflow

In the Linux kernel, the following vulnerability has been resolved: iomap: guard iosize EOF trim against concurrent truncate underflow iomap: fix zero padding data issue in concurrent append writes changed ioend accounting so that iosize tracks only valid data within EOF. This trims iosize when a...

CVE-2026-72363 netfs: Fix folio state after ENOMEM whilst under writeback iteration

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix folio state after ENOMEM whilst under writeback iteration Fix the state of the current folio when ENOMEM occurs during writeback iteration. The folio needs to be redirtied and unlocked before the terminal writebackiter...

EUVD-2026-59262

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix folio state after ENOMEM whilst under writeback iteration Fix the state of the current folio when ENOMEM occurs during writeback iteration. The folio needs to be redirtied and unlocked before the terminal writebackiter...

CVE-2026-72363

Summary of CVE-2026-72363 : A Linux kernel issue in the netfs subsystem: when ENOMEM occurs during writeback iteration, the current folio’s state is not properly updated, requiring the folio to be redirtied and unlocked before invoking the terminal writeback_iter(). The available connected docume...

CVE-2026-72364

The CVE-2026-72364 pertains to the Linux kernel netfs writeback path. Affected component: writeback_iter() in netfs. Root cause: error handling in the writeback loop did not properly unwind state after an error. As documented, when an error occurs, writeback_iter() must be called again with the e...

CVE-2026-72364 netfs: Fix writeback error handling

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix writeback error handling Fix the error handling in writebackiter loop. If an error occurs, writebackiter needs to be called again with error set to the error so that it can clean up iteration state. Further, the curren...

CVE-2026-72363 netfs: Fix folio state after ENOMEM whilst under writeback iteration

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix folio state after ENOMEM whilst under writeback iteration Fix the state of the current folio when ENOMEM occurs during writeback iteration. The folio needs to be redirtied and unlocked before the terminal writebackiter...

CVE-2026-72354 ntfs: avoid stale runlist element dereference in MFT writeback

In the Linux kernel, the following vulnerability has been resolved: ntfs: avoid stale runlist element dereference in MFT writeback ntfswritemftblock maps each $MFT record through the $MFT data runlist. For sub-folio clusters it looks up a struct runlistelement under ni-runlist.lock, drops the loc...

CVE-2026-72354

Summary: CVE-2026-72354 affects the Linux kernel NTFS MFT writeback code, where a runlist_element borrowed under ni->runlist.lock can be freed by ntfs_rl_realloc during a concurrent $MFT extension. If the old runlist backing storage is freed after the lookup but before folio sizing, a use-afte...

EUVD-2026-59253

In the Linux kernel, the following vulnerability has been resolved: ntfs: avoid stale runlist element dereference in MFT writeback ntfswritemftblock maps each $MFT record through the $MFT data runlist. For sub-folio clusters it looks up a struct runlistelement under ni-runlist.lock, drops the loc...

CVE-2026-72354 ntfs: avoid stale runlist element dereference in MFT writeback

In the Linux kernel, the following vulnerability has been resolved: ntfs: avoid stale runlist element dereference in MFT writeback ntfswritemftblock maps each $MFT record through the $MFT data runlist. For sub-folio clusters it looks up a struct runlistelement under ni-runlist.lock, drops the loc...

CVE-2026-72203 ntfs: skip extent mft records in writeback to prevent deadlock

In the Linux kernel, the following vulnerability has been resolved: ntfs: skip extent mft records in writeback to prevent deadlock This patch fixes the ABBA deadlock between extentlock and extent mreclock triggered by xfstests generic/113, that occurs since the commit 6994acf33bae "ntfs: use base...

CVE-2026-72203

CVE-2026-72203 concerns the Linux kernel NTFS driver and describes a deadlock (ABBA) between extent_lock and extent mrec_lock triggered by writes to normal extents and the $MFT folio. The fix removes all extent_lock and extent mrec_lock acquisitions from the MFT folio writeback path, eliminating ...

CVE-2026-72203 ntfs: skip extent mft records in writeback to prevent deadlock

In the Linux kernel, the following vulnerability has been resolved: ntfs: skip extent mft records in writeback to prevent deadlock This patch fixes the ABBA deadlock between extentlock and extent mreclock triggered by xfstests generic/113, that occurs since the commit 6994acf33bae "ntfs: use base...

CVE-2026-72203

In the Linux kernel, the following vulnerability has been resolved: ntfs: skip extent mft records in writeback to prevent deadlock This patch fixes the ABBA deadlock between extentlock and extent mreclock triggered by xfstests generic/113, that occurs since the commit 6994acf33bae "ntfs: use base...