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CVE-2016-6516

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

Published
Last modified
published
Not listed in CISA KEV
1 proof of concept on GitHub

Summary

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.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • n/a n/a

    Version range not reported

References 6

GitHub · torvalds/linux

securityfocus.com

openwall.com

git.kernel.org

bugzilla.redhat.com

GitHub · wpengfei/CVE-2016-6516-exploit