Information disclosure in Linux Kernel
CVE-2016-9756
arch/x86/kvm/emulate.c in the Linux kernel before 4.8.12 does not properly initialize Code Segment (CS) in certain error cases, which allows local users to obtain sensitive information from kernel stack memory via a crafted application.
Vulnerability class: Information Disclosure
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:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (36.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.2% 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)
Public proof-of-concept exploits
References
- www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.12 (Release Notes)
- www.openwall.com/lists/oss-security/2016/12/01/1 (mailing-list, Patch, Mailing List)
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Vendor Advisory)
- www.securityfocus.com/bid/94615 (vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking)
- lists.opensuse.org/opensuse-security-announce/2017-01/msg00000.html (vendor-advisory)
- github.com/torvalds/linux/commit/2117d5398c81554fbf803f5fd1dc55eb78216c0c (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2016-9756?
- CVE-2016-9756 is a medium-severity vulnerability in Linux Kernel, classified under Information Disclosure. CVSS score: 5.5/10. Published 2016-12-28.
- How severe is CVE-2016-9756?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2016-9756 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.