{"id":"OSV-2021-820","summary":"UNKNOWN READ in virtio_gpu_disable_scanout","details":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34831\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nvirtio_gpu_disable_scanout\nvirtio_gpu_set_scanout\nvirtio_gpu_simple_process_cmd\n```\n","modified":"2026-05-25T14:42:11.856973Z","published":"2021-06-02T00:00:31.619765Z","references":[{"type":"REPORT","url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34831"}],"affected":[{"package":{"name":"qemu","ecosystem":"OSS-Fuzz","purl":"pkg:generic/qemu"},"ranges":[{"type":"GIT","repo":"https://git.qemu.org/git/qemu.git","events":[{"introduced":"e64d4b6a9bc3ba216a988276bcdc27d06fd48e59"}]}],"versions":["v6.1.0-rc0","v6.1.0-rc1","v6.1.0-rc2","v6.1.0-rc3","v6.1.0-rc4","v6.1.0","v6.1.1","v6.2.0","v6.2.0-rc0","v6.2.0-rc1","v6.2.0-rc3","v6.2.0-rc4","v7.0.0","v7.0.0-rc0","v7.0.0-rc1","v7.0.0-rc2","v7.0.0-rc3","v7.0.0-rc4","v7.1.0-rc0","v7.1.0-rc1","v7.1.0-rc2","v7.1.0-rc3","v7.1.0-rc4","v7.1.0","v7.2.0-rc0","v7.2.0-rc1","v7.2.0-rc2","v7.2.0-rc3","v7.2.0-rc4","v7.2.0","v8.0.0-rc0","v8.0.0-rc1","v8.0.0-rc2","v7.2.1","v8.0.0-rc3","v8.0.0-rc4","v8.0.0","v7.2.2","v7.2.3","v8.0.1","v8.0.2","v7.2.4","v8.0.3","v8.1.0-rc0","v8.1.0-rc1","v8.1.0-rc2","v7.2.5","v8.0.4","v8.1.0-rc3","v8.1.0-rc4","v8.1.0","v7.2.6","v8.0.5","v8.1.1","v8.1.2","v8.2.0-rc0","v7.2.7","v8.1.3","v8.2.0-rc1","v8.2.0-rc2","v8.2.0-rc3","v8.2.0-rc4","v8.2.0","v7.2.8","v8.1.4","v7.2.9","v8.1.5","v8.2.1","v7.2.10","v8.2.2","v9.0.0-rc0","v9.0.0-rc1","v9.0.0-rc2","v9.0.0-rc3","v9.0.0-rc4","v7.2.11","v8.2.3","v9.0.0","v8.2.4","v7.2.12","v8.2.5","v9.0.1","v7.2.13","v8.2.6","v9.0.2","v9.1.0-rc0","v9.1.0-rc1","v9.1.0-rc2","v9.1.0-rc3","v9.1.0-rc4","v9.1.0","v7.2.14","v8.2.7","v9.0.3","v9.1.1","v9.2.0-rc0","v7.2.15","v8.2.8","v9.0.4","v9.1.2","v9.2.0-rc1","v9.2.0-rc2","v9.2.0-rc3","v9.2.0","v7.2.16","v8.2.9","v9.1.3","v9.2.1","v9.2.2","v10.0.0-rc0","v10.0.0-rc1","v7.2.17","v8.2.10","v9.2.3","v10.0.0-rc2","v10.0.0-rc3","v10.0.0-rc4","v10.0.0","v10.0.1","v7.2.18","v9.2.4","v10.0.2","v10.0.3","v10.1.0-rc0","v7.2.19","v10.0.4","v10.1.0","v10.1.0-rc1","v10.1.0-rc2","v10.1.0-rc3","v10.1.0-rc4","v7.2.20","v10.0.5","v10.1.1","v7.2.21","v10.0.6","v10.1.2","v10.2.0-rc1","v10.2.0-rc2","v10.0.7","v10.1.3","v7.2.22","v10.2.0-rc3","v10.2.0-rc4","v10.2.0","v10.0.8","v10.1.4","v10.2.1","v10.0.9","v10.1.5","v10.2.2","v11.0.0-rc0","v11.0.0-rc1","v11.0.0-rc2","v11.0.0-rc3","v11.0.0-rc4","v11.0.0"],"ecosystem_specific":{"severity":"MEDIUM"},"database_specific":{"source":"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qemu/OSV-2021-820.yaml"}}],"schema_version":"1.7.5"}