CVE-2016-2085

Published: Apr 27, 2016Modified: May 6, 2026

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: NVD

Description

The evm_verify_hmac function in security/integrity/evm/evm_main.c in the Linux kernel before 4.5 does not properly copy data, which makes it easier for local users to forge MAC values via a timing side-channel attack.

Affected (1)

Products: Linux: Linux Kernel

Linux

1 product

Linux Kernel

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	Up to 4.4.8

Related CWEs

CWE-19

References (26)

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=613317bd212c585c20796c10afe5daaa95d4b0a1

Source: cve@mitre.org

Vendor Advisory

http://www.ubuntu.com/usn/USN-2946-1

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2946-2

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2947-1

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2947-2

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2947-3

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2948-1

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2948-2

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2949-1

Source: cve@mitre.org

https://bugzilla.redhat.com/show_bug.cgi?id=1324867

Source: cve@mitre.org

https://github.com/torvalds/linux/commit/613317bd212c585c20796c10afe5daaa95d4b0a1

Source: cve@mitre.org

PatchVendor Advisory

https://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-2085.html

Source: cve@mitre.org

https://security-tracker.debian.org/tracker/CVE-2016-2085

Source: cve@mitre.org

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=613317bd212c585c20796c10afe5daaa95d4b0a1