CVE-2021-47657
drm/virtio: Ensure that objs is not NULL in virtio_gpu_array_put_free()
CVSS Score
5.5
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Feb 26, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
377f8331d0565e6f71ba081c894029a92d0c7e77 < b094fece3810c71ceee6f0921676cb65d4e68c5a 377f8331d0565e6f71ba081c894029a92d0c7e77 < ac92b474eeeed75b8660374ba1d129a121c09da8 377f8331d0565e6f71ba081c894029a92d0c7e77 < abc9ad36df16e27ac1c665085157f1a082d39bac 377f8331d0565e6f71ba081c894029a92d0c7e77 < 6b79f96f4a23846516e5e6e4dd37fc06f43a60dd 244dbb4abe123779ec30e7c6ca283a681aba5c94 1016c0f62f73d5d2c3a5d1ad1e1fb0cdce1993ae
Linux / Linux
5.13
References
git.kernel.org: https://git.kernel.org/stable/c/b094fece3810c71ceee6f0921676cb65d4e68c5a git.kernel.org: https://git.kernel.org/stable/c/ac92b474eeeed75b8660374ba1d129a121c09da8 git.kernel.org: https://git.kernel.org/stable/c/abc9ad36df16e27ac1c665085157f1a082d39bac git.kernel.org: https://git.kernel.org/stable/c/6b79f96f4a23846516e5e6e4dd37fc06f43a60dd