CVE-2017-18257 | BDVDB-2026-98895 Detail
Description#
The __get_data_block function in fs/f2fs/data.c in the Linux kernel before 4.11 allows local users to cause a denial of service (integer overflow and loop) via crafted use of the open and fallocate system calls with an FS_IOC_FIEMAP ioctl.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- https://usn.ubuntu.com/3696-1/
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b86e33075ed1909d8002745b56ecf73b833db143
- https://github.com/torvalds/linux/commit/b86e33075ed1909d8002745b56ecf73b833db143
- https://www.debian.org/security/2018/dsa-4188
- https://usn.ubuntu.com/3696-2/
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.