CVE-2016-5728

Severity: medium (CVSS 6.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-06-27 · updated 2026-06-17
Weakness: CWE-119

Description

Race condition in the vop_ioctl function in drivers/misc/mic/vop/vop_vringh.c in the MIC VOP driver in the Linux kernel before 4.6.1 allows local users to obtain sensitive information from kernel memory or cause a denial of service (memory corruption and system crash) by changing a certain header, aka a "double fetch" vulnerability.

Affected products

Debian Linux: 8.0
Linux kernel: through 4.6

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9bf292bfca94694a721449e3fd752493856710f6
http://www.debian.org/security/2016/dsa-3616
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.1
http://www.securityfocus.com/archive/1/538802/30/0/threaded
http://www.ubuntu.com/usn/USN-3070-1
http://www.ubuntu.com/usn/USN-3070-2
http://www.ubuntu.com/usn/USN-3070-3
http://www.ubuntu.com/usn/USN-3070-4
http://www.ubuntu.com/usn/USN-3071-1
http://www.ubuntu.com/usn/USN-3071-2
https://bugzilla.kernel.org/show_bug.cgi?id=116651
https://github.com/torvalds/linux/commit/9bf292bfca94694a721449e3fd752493856710f6

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