CVE-2018-19967

Description

An issue was discovered in Xen through 4.11.x on Intel x86 platforms allowing guest OS users to cause a denial of service (host OS hang) because Xen does not work around Intel's mishandling of certain HLE transactions associated with the KACQUIRE instruction prefix.

References

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00057.html

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.html

http://www.securityfocus.com/bid/106182

https://support.citrix.com/article/CTX239432

https://www.debian.org/security/2019/dsa-4369

https://xenbits.xen.org/xsa/advisory-282.html

Details

Risk Information

CVSS v2

CVSS v3