CVE-2017-18249 | BDVDB-2026-98322 Detail
Description#
The add_free_nid function in fs/f2fs/node.c in the Linux kernel before 4.12 does not properly track an allocated nid, which allows local users to cause a denial of service (race condition) or possibly have unspecified other impact via concurrent threads.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- http://www.securitytracker.com/id/1041432
- https://github.com/torvalds/linux/commit/30a61ddf8117c26ac5b295e1233eaa9629a94ca3
- https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=30a61ddf8117c26ac5b295e1233eaa9629a94ca3
- https://usn.ubuntu.com/3932-1/
- https://usn.ubuntu.com/3932-2/
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.