Note:
This project will be discontinued after December 13, 2021. [more]
2018-02-26
The f2fs implementation in the Linux kernel before 4.14 mishandles reference counts associated with f2fs_wait_discard_bios calls, which allows local users to cause a denial of service (BUG), as demonstrated by fstrim.
| Products | Linux_kernel |
| Type | Improper Input Validation (CWE-20) |
| First patch |
https://github.com/torvalds/linux/commit/638164a2718f337ea224b747cf5977ef143166a4 |
| Relevant file/s |
• ./fs/f2fs/f2fs.h (modified, +1, -1)
• ./fs/f2fs/segment.c (modified, +3, -3) • ./fs/f2fs/super.c (modified, +1, -1) |
| Links | http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=638164a2718f337ea224b747cf5977ef143166a4 |
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