CVEs-PoC/2014/CVE-2014-7188.md

CVE-2014-7188

Description

The hvm_msr_read_intercept function in arch/x86/hvm/hvm.c in Xen 4.1 through 4.4.x uses an improper MSR range for x2APIC emulation, which allows local HVM guests to cause a denial of service (host crash) or read data from the hypervisor or other guests via unspecified vectors.

POC

Reference

• http://www.c7zero.info/stuff/csw2017_ExploringYourSystemDeeper_updated.pdf
• http://www.c7zero.info/stuff/csw2017_ExploringYourSystemDeeper_updated.pdf

Github

No PoCs found on GitHub currently.