CVE-2026-68459

A flaw was found in the Linux kernel's f2fs Flash-Friendly File System component. When a device is mounted with the gcmerge option, a specific interaction between kernel worker threads, the garbage collection thread, and the truncator can lead to a deadlock in the f2fsbalancefs function. This...

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-2026-68459

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-2026-68459

CVE-2026-68459 describes a resolved Linux kernel issue affecting the f2fs filesystem. When mounting with the gc_merge option, a deadlock can occur in the gc_merge path of f2fs_balance_fs(), involving a chain from f2fs_write_cache_pages to folio locks and the GC thread waitqueue. The provided refe...

CVE-2026-68459 f2fs: fix potential deadlock in gc_merge path of f2fs_balance_fs()

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 -...