CVE-2016-4482

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.

Category

6.2
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.02%
Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory fedoraproject.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory kernel.org Vendor Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html third party advisory vendor advisory
http://www.securityfocus.com/bid/90029 vdb entry
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html third party advisory vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1332931 issue tracking
http://www.ubuntu.com/usn/USN-3017-1 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html vendor advisory
http://www.ubuntu.com/usn/USN-3017-3 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html vendor advisory
http://www.ubuntu.com/usn/USN-3018-2 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-3021-2 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-3017-2 third party advisory vendor advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=681fef8380eb818c0b845fca5d2ab1dcbab114ee vendor advisory
http://www.ubuntu.com/usn/USN-3019-1 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html vendor advisory
http://www.debian.org/security/2016/dsa-3607 vendor advisory
http://www.ubuntu.com/usn/USN-3016-2 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-3016-1 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-3021-1 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-3018-1 third party advisory vendor advisory
http://www.openwall.com/lists/oss-security/2016/05/04/2 mailing list
https://github.com/torvalds/linux/commit/681fef8380eb818c0b845fca5d2ab1dcbab114ee vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184414.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html vendor advisory
http://www.ubuntu.com/usn/USN-3016-3 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-3016-4 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-3020-1 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-4482?
CVE-2016-4482 has been scored as a medium severity vulnerability.
How to fix CVE-2016-4482?
To fix CVE-2016-4482, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-4482 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-4482 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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