CVE-2018-19965 (NVD)

2018-12-08

An issue was discovered in Xen through 4.11.x allowing 64-bit PV guest OS users to cause a denial of service (host OS crash) because #GP[0] can occur after a non-canonical address is passed to the TLB flushing code. NOTE: this issue exists because of an incorrect CVE-2017-5754 (aka Meltdown) mitigation.

Products Xenserver, Debian_linux, Xen
Type ? (NVD-CWE-noinfo)
First patch - None (likely due to unavailable code)
Links • https://xenbits.xen.org/xsa/advisory-279.html
• http://www.securityfocus.com/bid/106182
• https://www.debian.org/security/2019/dsa-4369
• https://support.citrix.com/article/CTX239432
• http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.html