← Database

CVE-2021-47657

MEDIUM CVSS: 5.5 Published: 2025-02-26 Modified: 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: Ensure that objs is not NULL in virtio_gpu_array_put_free() 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.

Affected Platforms

Linux Linux Kernel

Weakness Type

CWE-476, CWE-476

References