CVE-2026-46194

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CVE-2025-68796

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid updating zero-sized extent in extent cache As syzbot reported: F2FS-fs loop0: updateextenttreerange: extent len is zero, type: 0, extent 0, 0, 0, age 0, 0 ------------ cut here ------------ kernel BUG at...

CVE-2025-68796

The CVE-2025-68796 entry concerns the Linux kernel's f2fs filesystem. A zero-sized extent could be added to the extent cache during error handling in f2fs_zero_range, leading to a potential invalid state observed as a kernel BUG in fs/f2fs/extent_cache.c. The publicly documented fix is to avoid i...