CVE-2021-47657

If virtio_gpu_object_shmem_init() fails (e.g. due to fault injection, as it happened in the bug report by syzbot), virtio_gpu_array_put_free() could be called with objs equal to NULL.

Ensure that objs is not NULL in virtio_gpu_array_put_free(), or otherwise return from the function.

References

Affected packages

Git /

Affected ranges

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-47657.json"

unresolved_ranges

[
    {
        "events":  [
            {
                "introduced":  "5.11.20"
            },
            {
                "fixed":  "5.12"
            }
        ]
    },
    {
        "events":  [
            {
                "introduced":  "5.12.3"
            },
            {
                "fixed":  "5.15.32"
            }
        ]
    },
    {
        "events":  [
            {
                "introduced":  "5.16"
            },
            {
                "fixed":  "5.16.18"
            }
        ]
    },
    {
        "events":  [
            {
                "introduced":  "5.17"
            },
            {
                "fixed":  "5.17.1"
            }
        ]
    }
]