[SECURITY] [DLA 1181-1] xen security update

Package : xen Version : 4.1.6.lts1-10 CVE ID : CVE-2017-15588 CVE-2017-15589 CVE-2017-15592 CVE-2017-15593 CVE-2017-15595 Multiple vulnerabilities have been discovered in the Xen hypervisor: CVE-2017-15588 Jann Horn discovered a race condition that can cause a stale TLB entry which might result i...

Xen Hypervisor I/O Intercept Code Hypervisor Stack Guest-to-Host Information Disclosure (XSA-239)

According to its self-reported version number, the Xen hypervisor installed on the remote host is affected by an unspecified flaw in the hvmemuldoio function in arch/x86/hvm/emulate.c that is triggered as an internal structure may contain data from an uninitialized hypervisor stack slot. This may...

hypervisor stack leak in x86 I/O intercept code

ISSUE DESCRIPTION Intercepted I/O operations may deal with less than a full machine word's worth of data. While read paths had been the subject of earlier XSAs and hence have been fixed, at least one write path was found where the data stored into an internal structure could contain bits from an...