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CVE-2018-19965

CVE-2018-19965

EPSS 0.4%
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.
Affected products
n/a · n/a

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References
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UXC6BME7SXJI2ZIATNXCAH7RGPI4UKTT/https://support.citrix.com/article/CTX239432https://www.debian.org/security/2019/dsa-4369https://xenbits.xen.org/xsa/advisory-279.htmlhttp://www.securityfocus.com/bid/106182