Vulnerability in Linux Kernel
CVE-2016-2085
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.004 (35.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 35.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.ubuntu.com/usn/USN-2949-1 (vendor-advisory)
- bugzilla.redhat.com/show_bug.cgi
- security-tracker.debian.org/tracker/CVE-2016-2085
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Vendor Advisory)
- www.ubuntu.com/usn/USN-2947-3 (vendor-advisory)
- www.ubuntu.com/usn/USN-2947-2 (vendor-advisory)
- people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-2085.html
- www.ubuntu.com/usn/USN-2947-1 (vendor-advisory)
- www.ubuntu.com/usn/USN-2946-2 (vendor-advisory)
- github.com/torvalds/linux/commit/613317bd212c585c20796c10afe5daaa95d4b0a1 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2016-2085?
- CVE-2016-2085 is a medium-severity vulnerability in Linux Kernel, classified under CWE-19. CVSS score: 5.5/10. Published 2016-04-27.
- How severe is CVE-2016-2085?
- Medium severity. CVSS v3 base score is 5.5 out of 10.