CVE-2017-6355

Integer overflow in the vrend_create_shader function in vrend_renderer.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (process crash) via crafted pkt_length and offlen values, which trigger an out-of-bounds access.

Integer overflow in the vrend_create_shader function in vrend_renderer.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (process crash) via crafted pkt_length and offlen values, which trigger an out-of-bounds access.

Integer overflow in the vrend_create_shader function in vrend_renderer.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (process crash) via crafted pkt_length and offlen values, which trigger an out-of-bounds access.

Integer overflow in the vrend_create_shader function in vrend_renderer.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (process crash) via crafted pkt_length and offlen values, which trigger an out-of-bounds access.

Integer overflow in the vrend_create_shader function in vrend_renderer.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (process crash) via crafted pkt_length and offlen values, which trigger an out-of-bounds access.

Integer overflow in the vrend_create_shader function in vrend_renderer.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (process crash) via crafted pkt_length and offlen values, which trigger an out-of-bounds access.

Integer overflow in the vrend_create_shader function in vrend_renderer.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (process crash) via crafted pkt_length and offlen values, which trigger an out-of-bounds access.

This update for virglrenderer fixes the following issues:

Security issues fixed:

• CVE-2017-6386: memory leakage while in vrend_create_vertex_elements_state (bsc#1027376)
• CVE-2017-6355: integer overflow while creating shader object (bsc#1027108)
• CVE-2017-6317: fix memory leak in add shader program (bsc#1026922)
• CVE-2017-6210: null pointer dereference in vrend_decode_reset (bsc#1026725)
• CVE-2017-6209: stack buffer oveflow in parse_identifier (bsc#1026723)
• CVE-2017-5994: out-of-bounds access in vrend_create_vertex_elements_state (bsc#1025507)
• CVE-2017-5993: host memory leakage when initialising blitter context (bsc#1025505)
• CVE-2017-5957: stack overflow in vrend_decode_set_framebuffer_state (bsc#1024993)
• CVE-2017-5956: OOB access while in vrend_draw_vbo (bsc#1024992)
• CVE-2017-5937: null pointer dereference in vrend_clear (bsc#1024232)
• CVE-2017-5580: OOB access while parsing texture instruction (bsc#1021627)
• CVE-2016-10214: host memory leak issue in virgl_resource_attach_backing (bsc#1024244)
• CVE-2016-10163: host memory leakage when creating decode context (bsc#1021616)