CVE-2016-5728 Information

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.

CVSS Vector

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H

Reference

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

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.3