CVE-2016-3136 Information

Description

The mct_u232_msr_to_state function in drivers/usb/serial/mct_u232.c in the Linux kernel before 4.5.1 allows physically proximate attackers to cause a denial of service (NULL pointer dereference and system crash) via a crafted USB device without two interrupt-in endpoint descriptors.

CVSS Vector

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

Reference

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4e9a0b05257f29cf4b75f3209243ed71614d062e http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00060.html http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html http://www.debian.org/security/2016/dsa-3607 http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.1 http://www.openwall.com/lists/oss-security/2016/03/14/2 http://www.securityfocus.com/bid/84299 http://www.ubuntu.com/usn/USN-2968-1 http://www.ubuntu.com/usn/USN-2968-2 http://www.ubuntu.com/usn/USN-2970-1 http://www.ubuntu.com/usn/USN-2971-1 http://www.ubuntu.com/usn/USN-2971-2 http://www.ubuntu.com/usn/USN-2971-3 http://www.ubuntu.com/usn/USN-2996-1 http://www.ubuntu.com/usn/USN-2997-1 http://www.ubuntu.com/usn/USN-3000-1 https://bugzilla.redhat.com/show_bug.cgi?id=1283370 https://bugzilla.redhat.com/show_bug.cgi?id=1317007 https://github.com/torvalds/linux/commit/4e9a0b05257f29cf4b75f3209243ed71614d062e https://www.exploit-db.com/exploits/39541/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

4.6