Virglrenderer Project Virglrenderer vulnerabilities

CVE-2022-0175 [MEDIUM] CWE-909 CVE-2022-0175: A flaw was found in the VirGL virtual OpenGL renderer (virglrenderer). The virgl did not properly in A flaw was found in the VirGL virtual OpenGL renderer (virglrenderer). The virgl did not properly initialize memory when allocating a host-backed memory resource. A malicious guest could use this flaw to mmap from the guest kernel and read this uninitialized memory from the host, possibly leading to information disclosure.

CVE-2022-0135 [HIGH] CWE-787 CVE-2022-0135: An out-of-bounds write issue was found in the VirGL virtual OpenGL renderer (virglrenderer). This fl An out-of-bounds write issue was found in the VirGL virtual OpenGL renderer (virglrenderer). This flaw allows a malicious guest to create a specially crafted virgil resource and then issue a VIRTGPU_EXECBUFFER ioctl, leading to a denial of service or possible code execution.

CVE-2020-8002 [MEDIUM] CWE-476 CVE-2020-8002: A NULL pointer dereference in vrend_renderer.c in virglrenderer through 0.8.1 allows attackers to ca A NULL pointer dereference in vrend_renderer.c in virglrenderer through 0.8.1 allows attackers to cause a denial of service via commands that attempt to launch a grid without previously providing a Compute Shader (CS).

CVE-2020-8003 [MEDIUM] CWE-415 CVE-2020-8003: A double-free vulnerability in vrend_renderer.c in virglrenderer through 0.8.1 allows attackers to c A double-free vulnerability in vrend_renderer.c in virglrenderer through 0.8.1 allows attackers to cause a denial of service by triggering texture allocation failure, because vrend_renderer_resource_allocated_texture is not an appropriate place for a free.

CVE-2019-18390 [HIGH] CWE-125 CVE-2019-18390: An out-of-bounds read in the vrend_blit_need_swizzle function in vrend_renderer.c in virglrenderer t An out-of-bounds read in the vrend_blit_need_swizzle function in vrend_renderer.c in virglrenderer through 0.8.0 allows guest OS users to cause a denial of service via VIRGL_CCMD_BLIT commands.

CVE-2019-18389 [HIGH] CWE-787 CVE-2019-18389: A heap-based buffer overflow in the vrend_renderer_transfer_write_iov function in vrend_renderer.c i A heap-based buffer overflow in the vrend_renderer_transfer_write_iov function in vrend_renderer.c in virglrenderer through 0.8.0 allows guest OS users to cause a denial of service, or QEMU guest-to-host escape and code execution, via VIRGL_CCMD_RESOURCE_INLINE_WRITE commands.

CVE-2019-18391 [MEDIUM] CWE-787 CVE-2019-18391: A heap-based buffer overflow in the vrend_renderer_transfer_write_iov function in vrend_renderer.c i A heap-based buffer overflow in the vrend_renderer_transfer_write_iov function in vrend_renderer.c in virglrenderer through 0.8.0 allows guest OS users to cause a denial of service via VIRGL_CCMD_RESOURCE_INLINE_WRITE commands.

CVE-2019-18388 [MEDIUM] CWE-476 CVE-2019-18388: A NULL pointer dereference in vrend_renderer.c in virglrenderer through 0.8.0 allows guest OS users A NULL pointer dereference in vrend_renderer.c in virglrenderer through 0.8.0 allows guest OS users to cause a denial of service via malformed commands.

CVE-2016-10214 [MEDIUM] CWE-399 CVE-2016-10214: Memory leak in the virgl_resource_attach_backing function in virglrenderer before 0.6.0 allows local Memory leak in the virgl_resource_attach_backing function in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (memory consumption) via a large number of VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING commands.

CVE-2017-5956 [MEDIUM] CWE-125 CVE-2017-5956: The vrend_draw_vbo function in virglrenderer before 0.6.0 allows local guest OS users to cause a den The vrend_draw_vbo function in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (out-of-bounds array access and QEMU process crash) via vectors involving vertext_buffer_index.

CVE-2017-5580 [HIGH] CWE-119 CVE-2017-5580: The parse_instruction function in gallium/auxiliary/tgsi/tgsi_text.c in virglrenderer before 0.6.0 a 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.

CVE-2017-6210 [MEDIUM] CWE-476 CVE-2017-6210: The vrend_decode_reset function in vrend_decode.c in virglrenderer before 0.6.0 allows local guest O The vrend_decode_reset function in vrend_decode.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (NULL pointer dereference and QEMU process crash) by destroying context 0 (zero).

CVE-2017-5994 [MEDIUM] CWE-119 CVE-2017-5994: Heap-based buffer overflow in the vrend_create_vertex_elements_state function in vrend_renderer.c in Heap-based buffer overflow in the vrend_create_vertex_elements_state function in vrend_renderer.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (out-of-bounds array access and crash) via the num_elements parameter.

CVE-2016-10163 [MEDIUM] CWE-399 CVE-2016-10163: Memory leak in the vrend_renderer_context_create_internal function in vrend_decode.c in virglrendere Memory leak in the vrend_renderer_context_create_internal function in vrend_decode.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (host memory consumption) by repeatedly creating a decode context.

CVE-2017-5937 [MEDIUM] CWE-476 CVE-2017-5937: The util_format_is_pure_uint function in vrend_renderer.c in Virgil 3d project (aka virglrenderer) 0 The util_format_is_pure_uint function in vrend_renderer.c in Virgil 3d project (aka virglrenderer) 0.6.0 and earlier allows local guest OS users to cause a denial of service (NULL pointer dereference) via a crafted VIRGL_CCMD_CLEAR command.

CVE-2017-6209 [MEDIUM] CWE-119 CVE-2017-6209: Stack-based buffer overflow in the parse_identifier function in tgsi_text.c in the TGSI auxiliary mo Stack-based buffer overflow in the parse_identifier function in tgsi_text.c in the TGSI auxiliary module in the Gallium driver in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (out-of-bounds array access and QEMU process crash) via vectors related to parsing properties.

CVE-2017-5993 [MEDIUM] CWE-772 CVE-2017-5993: Memory leak in the vrend_renderer_init_blit_ctx function in vrend_blitter.c in virglrenderer before Memory leak in the vrend_renderer_init_blit_ctx function in vrend_blitter.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRGL_CCMD_BLIT commands.

CVE-2017-6386 [MEDIUM] CWE-772 CVE-2017-6386: Memory leak in the vrend_create_vertex_elements_state function in vrend_renderer.c in virglrenderer Memory leak in the vrend_create_vertex_elements_state function in vrend_renderer.c in virglrenderer allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRGL_OBJECT_VERTEX_ELEMENTS commands.

CVE-2017-6317 [MEDIUM] CWE-772 CVE-2017-6317: Memory leak in the add_shader_program function in vrend_renderer.c in virglrenderer before 0.6.0 all Memory leak in the add_shader_program function in vrend_renderer.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (host memory consumption) via vectors involving the sprog variable.

CVE-2017-5957 [MEDIUM] CWE-787 CVE-2017-5957: Stack-based buffer overflow in the vrend_decode_set_framebuffer_state function in vrend_decode.c in Stack-based buffer overflow in the vrend_decode_set_framebuffer_state function in vrend_decode.c in virglrenderer before 926b9b3460a48f6454d8bbe9e44313d86a65447f, as used in Quick Emulator (QEMU), allows a local guest users to cause a denial of service (application crash) via the "nr_cbufs" argument.