AI Score
Confidence
High
EPSS
Percentile
5.1%
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.
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b86e33075ed1909d8002745b56ecf73b833db143
github.com/torvalds/linux/commit/b86e33075ed1909d8002745b56ecf73b833db143
usn.ubuntu.com/3696-1/
usn.ubuntu.com/3696-2/
www.debian.org/security/2018/dsa-4188