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.
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{ "availability": "No subscription required", "binaries": [ { "binary_name": "libvirglrenderer-dev", "binary_version": "0.9.1-1~exp1ubuntu2" }, { "binary_name": "libvirglrenderer1", "binary_version": "0.9.1-1~exp1ubuntu2" }, { "binary_name": "libvirglrenderer1-dbgsym", "binary_version": "0.9.1-1~exp1ubuntu2" }, { "binary_name": "virgl-server", "binary_version": "0.9.1-1~exp1ubuntu2" }, { "binary_name": "virgl-server-dbgsym", "binary_version": "0.9.1-1~exp1ubuntu2" } ] }