There is 1 open security issue in bullseye.
1 issue left for the package maintainer to handle:
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.
You can find information about how to handle this issue in the security team's documentation.