CVE-2016-6516 | BDVDB-2026-77615 Detail
Description#
Race condition in the ioctl_file_dedupe_range function in fs/ioctl.c in the Linux kernel through 4.7 allows local users to cause a denial of service (heap-based buffer overflow) or possibly gain privileges by changing a certain count value, aka a "double fetch" vulnerability.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- https://github.com/torvalds/linux/commit/10eec60ce79187686e052092e5383c99b4420a20
- http://www.securityfocus.com/bid/92259
- http://www.openwall.com/lists/oss-security/2016/07/31/6
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=10eec60ce79187686e052092e5383c99b4420a20
- https://bugzilla.redhat.com/show_bug.cgi?id=1362457
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.