Quick Emulator(Qemu) built with the Virtio GPU Device emulator support is vulnerable to an OOB read issue. It could occur while processing 'VIRTIO_GPU_CMD_SET_SCANOUT:' command. A guest user/process could use this flaw to crash the Qemu process instance resulting in Dos. Upstream patch: --------------- -> http://git.qemu.org/?p=qemu.git;a=commit;h=acfc4846508a02cc4c83aa27799fd7 -> http://git.qemu.org/?p=qemu.git;a=commit;h=2fe760554eb3769d70f608a158474f Reference: ---------- -> http://www.openwall.com/lists/oss-security/2016/12/20/2
Acknowledgments: Name: Hongzhenhao Marvel Team (360.cn Inc.)
Created qemu tracking bugs for this issue: Affects: fedora-all [bug 1406392]