The parse_instruction function in gallium/auxiliary/tgsi/tgsi_text.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (out-of-bounds array access and process crash) via a crafted texture instruction.
www.openwall.com/lists/oss-security/2017/01/24/5
www.openwall.com/lists/oss-security/2017/01/25/5
www.securityfocus.com/bid/95782
cgit.freedesktop.org/virglrenderer/commit/src/gallium/auxiliary/tgsi/tgsi_text.c?id=28894a30a17a84529be102b21118e55d6c9f23fa
lists.freedesktop.org/archives/virglrenderer-devel/2017-February/000145.html
security.gentoo.org/glsa/201707-06