Vulnerability Description
arch/x86/kvm/vmx.c in the Linux kernel through 4.9 mismanages the #BP and #OF exceptions, which allows guest OS users to cause a denial of service (guest OS crash) by declining to handle an exception thrown by an L2 guest.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 4.9 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ef85b6PatchVendor Advisory
- http://www.debian.org/security/2017/dsa-3804
- http://www.openwall.com/lists/oss-security/2016/12/15/3Mailing ListPatch
- http://www.securityfocus.com/bid/94933
- https://access.redhat.com/errata/RHSA-2017:1842
- https://access.redhat.com/errata/RHSA-2017:2077
- https://bugzilla.redhat.com/show_bug.cgi?id=1404924Issue Tracking
- https://github.com/torvalds/linux/commit/ef85b67385436ddc1998f45f1d6a210f935b338PatchVendor Advisory
- https://usn.ubuntu.com/3822-1/
- https://usn.ubuntu.com/3822-2/
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ef85b6PatchVendor Advisory
- http://www.debian.org/security/2017/dsa-3804
- http://www.openwall.com/lists/oss-security/2016/12/15/3Mailing ListPatch
- http://www.securityfocus.com/bid/94933
- https://access.redhat.com/errata/RHSA-2017:1842
FAQ
What is CVE-2016-9588?
CVE-2016-9588 is a vulnerability with a CVSS score of 5.5 (MEDIUM). arch/x86/kvm/vmx.c in the Linux kernel through 4.9 mismanages the #BP and #OF exceptions, which allows guest OS users to cause a denial of service (guest OS crash) by declining to handle an exception ...
How severe is CVE-2016-9588?
CVE-2016-9588 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-9588?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.