Vulnerability in Linux Kernel
CVE-2016-6156
Race condition in the ec_device_ioctl_xcmd function in drivers/platform/chrome/cros_ec_dev.c in the Linux kernel before 4.7 allows local users to cause a denial of service (out-of-bounds array access) by changing a certain size value, aka a "double fetch" vulnerability.
Vulnerability class: Race Condition
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.1 (Medium). Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.003 (17.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 17.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Issue Tracking)
- bugzilla.kernel.org/show_bug.cgi (Issue Tracking)
- github.com/torvalds/linux/commit/096cdc6f52225835ff503f987a0d68ef770bb78e (Patch, Issue Tracking)
- www.securityfocus.com/bid/91553 (vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking)
- seclists.org/bugtraq/2016/Jul/20 (mailing-list, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-6156?
- CVE-2016-6156 is a medium-severity vulnerability in Linux Kernel, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 5.1/10. Published 2016-08-06.
- How severe is CVE-2016-6156?
- Medium severity. CVSS v3 base score is 5.1 out of 10.
- Is CVE-2016-6156 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.