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CVE-2017-18257

CVE-2017-18257

EPSS 0.4%
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.
Affected products
n/a · n/a

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References
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b86e33075ed1909d8002745b56ecf73b833db143https://github.com/torvalds/linux/commit/b86e33075ed1909d8002745b56ecf73b833db143https://usn.ubuntu.com/3696-1/https://usn.ubuntu.com/3696-2/https://www.debian.org/security/2018/dsa-4188