CVE-2017-2596 | BDVDB-2026-81321 Detail

Description#

The nested_vmx_check_vmptr function in arch/x86/kvm/vmx.c in the Linux kernel through 4.9.8 improperly emulates the VMXON instruction, which allows KVM L1 guest OS users to cause a denial of service (host OS memory consumption) by leveraging the mishandling of page references.

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

https://bugzilla.redhat.com/show_bug.cgi?id=1417812
http://www.openwall.com/lists/oss-security/2017/01/31/4
http://www.securityfocus.com/bid/95878
https://access.redhat.com/errata/RHSA-2017:2077
https://access.redhat.com/errata/RHSA-2017:1842
http://www.debian.org/security/2017/dsa-3791

Exploit#

No public exploit known

History#

Version 12017-02-06Record published in the CVE List.
Version 22024-08-05Most recent update recorded in the CVE List.