CVE ID:	CVE-2016-2197
Description:	QEMU (aka Quick Emulator) built with an IDE AHCI emulation support is vulnerable to a null pointer dereference flaw. It occurs while unmapping the Frame Information Structure (FIS) and Command List Block (CLB) entries. A privileged user inside guest could use this flaw to crash the QEMU process instance resulting in DoS.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2016-2197 82235 http://www.securityfocus.com/bid/82235 GLSA-201604-01 https://security.gentoo.org/glsa/201604-01 [qemu-devel] 20160128 [PATCH v2] ide: ahci: add check before calling dma_memory_unmap https://lists.gnu.org/archive/html/qemu-devel/2016-01/msg05742.html [qemu-devel] 20160129 CVE request Qemu: ide: ahci null pointer dereference when using FIS CLB engines http://www.openwall.com/lists/oss-security/2016/01/29/2 [qemu-devel] 20160130 Re: CVE request Qemu: ide: ahci null pointer dereference when using FIS CLB engines http://www.openwall.com/lists/oss-security/2016/01/30/1 https://bugzilla.redhat.com/show_bug.cgi?id=1302057 https://bugzilla.redhat.com/show_bug.cgi?id=1302057