Vulnerability in Linux Linux_kernel
CVE-2014-3646
arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel through 3.17.2 does not have an exit handler for the INVVPID instruction, which allows guest OS users to cause a denial of service (guest OS crash) via a crafted application.
EPSS: 0.001 (27.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Linux Linux_kernel
- Canonical Ubuntu_linux — versions 12.04
- Debian Debian_linux — versions 7.0
- Opensuse Evergreen — versions 11.4
- Redhat Enterprise_linux — versions 5.0
- Suse Suse_linux_enterprise_server — versions 11
- N/a — versions n/a
Public proof-of-concept exploits
References
- USN-2418-1 (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- USN-2417-1 (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
- DSA-3060 (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- secalert@redhat.com (x_refsource_CONFIRM)
- SUSE-SU-2015:0481 (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- openSUSE-SU-2015:0566 (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Third Party Advisory)
- USN-2394-1 (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- RHSA-2015:0284 (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2014-3646?
- CVE-2014-3646 is a medium-severity vulnerability in Linux Linux_kernel. CVSS score: 5.5/10. Published 2014-11-10.
- How severe is CVE-2014-3646?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2014-3646 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.