REDHAT-BUG-1427472

First published: Tue Feb 28 2017(Updated: )

Virgil 3d project, used by Quick Emulator(Qemu) to implement 3D GPU support for the virtio GPU, is vulnerable to memory leakage issue. It could occur when a guest tries to create vertex elements via 'VIRGL_OBJECT_VERTEX_ELEMENTS' command. A guest user/process could use this flaw to leak host memory resulting in DoS. Upstream patch: --------------- -&gt; <a href="https://cgit.freedesktop.org/virglrenderer/commit/?id=737c3350850ca4dbc5633b3bdb4118176ce59920">https://cgit.freedesktop.org/virglrenderer/commit/?id=737c3350850ca4dbc5633b3bdb4118176ce59920</a> Reference: ---------- -&gt; <a href="http://www.openwall.com/lists/oss-security/2017/03/01/7">http://www.openwall.com/lists/oss-security/2017/03/01/7</a>

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