High severity7.4NVD Advisory· Published Aug 6, 2016· Updated May 6, 2026
CVE-2016-6516
CVE-2016-6516
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.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
5- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/nvdPatch
- github.com/torvalds/linux/commit/10eec60ce79187686e052092e5383c99b4420a20nvdPatch
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingThird Party AdvisoryVDB Entry
- www.openwall.com/lists/oss-security/2016/07/31/6nvdRelease Notes
- www.securityfocus.com/bid/92259nvd
News mentions
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