National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-4482 Detail

Current 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.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.2 MEDIUM
Vector: AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N (V3 legend)
Impact Score: 3.6
Exploitability Score: 2.5


Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

CVSS v2.0 Severity and Metrics:

Base Score: 2.1 LOW
Vector: (AV:L/AC:L/Au:N/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=681fef8380eb818c0b845fca5d2ab1dcbab114ee Vendor Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184414.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
http://www.debian.org/security/2016/dsa-3607
http://www.openwall.com/lists/oss-security/2016/05/04/2
http://www.securityfocus.com/bid/90029
http://www.ubuntu.com/usn/USN-3016-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-3016-2 Third Party Advisory
http://www.ubuntu.com/usn/USN-3016-3 Third Party Advisory
http://www.ubuntu.com/usn/USN-3016-4 Third Party Advisory
http://www.ubuntu.com/usn/USN-3017-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-3017-2 Third Party Advisory
http://www.ubuntu.com/usn/USN-3017-3 Third Party Advisory
http://www.ubuntu.com/usn/USN-3018-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-3018-2 Third Party Advisory
http://www.ubuntu.com/usn/USN-3019-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-3020-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-3021-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-3021-2 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1332931 Issue Tracking
https://github.com/torvalds/linux/commit/681fef8380eb818c0b845fca5d2ab1dcbab114ee Vendor Advisory

Technical Details

Vulnerability Type (View All)

  • Information Leak / Disclosure (CWE-200)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
4.6

Configuration 3 ( hide )
 cpe:2.3:o:novell:suse_linux_enterprise_debuginfo:11.0:sp4:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_desktop:12.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_desktop:12.0:sp1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_live_patching:12.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_module_for_public_cloud:12.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_real_time_extension:12.0:sp1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_server:11.0:extra:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_server:11.0:sp4:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_server:12.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_server:12.0:sp1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_software_development_kit:11.0:sp4:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_software_development_kit:12.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_software_development_kit:12.0:sp1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_workstation_extension:12.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_workstation_extension:12.0:sp1:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 4 ( hide )
 cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

10 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-4482
NVD Published Date:
05/23/2016
NVD Last Modified:
11/28/2016