# CVE-2023-53748: linux: In the Linux kernel, the following vulnerability has been resolved:  media: mediatek: vcodec: Fix potential array out...

CVE-2023-53748 is fixed in linux on 1 platform, first by DEBIAN-CVE-2023-53748, released December 8, 2025. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2023-53748
- Priority: High
- CVSS: 7.1 (high)
- EPSS: 0.0014
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Dec 8, 2025

## Description

In the Linux kernel, the following vulnerability has been resolved:  media: mediatek: vcodec: Fix potential array out-of-bounds in decoder queue_setup  variable *nplanes is provided by user via system call argument. The possible value of q_data->fmt->num_planes is 1-3, while the value of *nplanes can be 1-8. The array access by index i can cause array out-of-bounds.  Fix this bug by checking *nplanes against the array size.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.1.37-1 | [DEBIAN-CVE-2023-53748](https://patchblox.com/security/data/fix/linux/debian-cve-2023-53748.md) | Dec 8, 2025 |
| Linux | linux Debian 13.5 (trixie) | 6.3.7-1 | [DEBIAN-CVE-2023-53748](https://patchblox.com/security/data/fix/linux/debian-cve-2023-53748.md) | Dec 8, 2025 |
| Linux | linux Debian 14 | 6.3.7-1 | [DEBIAN-CVE-2023-53748](https://patchblox.com/security/data/fix/linux/debian-cve-2023-53748.md) | Dec 8, 2025 |

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