Vulnerability CVE-2016-4482


Published: 2016-05-23

Description:
The proc_connectinfo function in drivers/usb/core/devio.c in the Linux kernel through 4.6 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory via a crafted USBDEVFS_CONNECTINFO ioctl call.

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.1/10
2.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Novell -> Suse linux enterprise debuginfo 
Novell -> Suse linux enterprise desktop 
Novell -> Suse linux enterprise live patching 
Novell -> Suse linux enterprise module for public cloud 
Novell -> Suse linux enterprise real time extension 
Novell -> Suse linux enterprise server 
Novell -> Suse linux enterprise software development kit 
Novell -> Suse linux enterprise workstation extension 
Linux -> Linux kernel 
Fedoraproject -> Fedora 
Canonical -> Ubuntu linux 

 References:
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=681fef8380eb818c0b845fca5d2ab1dcbab114ee
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184414.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.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/2016-08/msg00000.html
http://www.openwall.com/lists/oss-security/2016/05/04/2
http://www.ubuntu.com/usn/USN-3016-1
http://www.ubuntu.com/usn/USN-3016-2
http://www.ubuntu.com/usn/USN-3016-3
http://www.ubuntu.com/usn/USN-3016-4
http://www.ubuntu.com/usn/USN-3017-1
http://www.ubuntu.com/usn/USN-3017-2
http://www.ubuntu.com/usn/USN-3017-3
http://www.ubuntu.com/usn/USN-3018-1
http://www.ubuntu.com/usn/USN-3018-2
http://www.ubuntu.com/usn/USN-3019-1
http://www.ubuntu.com/usn/USN-3020-1
http://www.ubuntu.com/usn/USN-3021-1
http://www.ubuntu.com/usn/USN-3021-2
https://bugzilla.redhat.com/show_bug.cgi?id=1332931
https://github.com/torvalds/linux/commit/681fef8380eb818c0b845fca5d2ab1dcbab114ee

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