CVE-2015-7566 Information

Description

The clie_5_attach function in drivers/usb/serial/visor.c in the Linux kernel through 4.4.1 allows physically proximate attackers to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by inserting a USB device that lacks a bulk-out endpoint.

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=cb3232138e37129e88240a98a1d2aba2187ff57c http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176484.html http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175792.html http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176194.html http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.html http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html http://www.debian.org/security/2016/dsa-3448 http://www.debian.org/security/2016/dsa-3503 http://www.securityfocus.com/archive/1/537733/100/0/threaded http://www.securityfocus.com/bid/82975 http://www.ubuntu.com/usn/USN-2929-1 http://www.ubuntu.com/usn/USN-2929-2 http://www.ubuntu.com/usn/USN-2930-1 http://www.ubuntu.com/usn/USN-2930-2 http://www.ubuntu.com/usn/USN-2930-3 http://www.ubuntu.com/usn/USN-2932-1 http://www.ubuntu.com/usn/USN-2948-1 http://www.ubuntu.com/usn/USN-2948-2 http://www.ubuntu.com/usn/USN-2967-1 http://www.ubuntu.com/usn/USN-2967-2 https://bugzilla.redhat.com/show_bug.cgi?id=1283371 https://bugzilla.redhat.com/show_bug.cgi?id=1296466 https://github.com/torvalds/linux/commit/cb3232138e37129e88240a98a1d2aba2187ff57c https://security-tracker.debian.org/tracker/CVE-2015-7566 https://www.exploit-db.com/exploits/39540/

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