Out-of-Bounds Access Vulnerability in QEMU's Cirrus CLGD 54xx VGA Emulator Support

CVE-2017-2615 · HIGH Severity

AV:N/AC:L/AU:S/C:C/I:C/A:C

Quick emulator (QEMU) built with the Cirrus CLGD 54xx VGA emulator support is vulnerable to an out-of-bounds access issue. It could occur while copying VGA data via bitblt copy in backward mode. A privileged user inside a guest could use this flaw to crash the QEMU process resulting in DoS or potentially execute arbitrary code on the host with privileges of QEMU process on the host.

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