# CVE-2021-47489: linux: In the Linux kernel, the following vulnerability has been resolved:  drm/amdgpu: Fix even more out of bound writes fr...

CVE-2021-47489 is fixed in linux on 1 platform, first by DEBIAN-CVE-2021-47489, released May 22, 2024. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2021-47489
- Priority: High
- CVSS: 7.8 (high)
- EPSS: 0.0022
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 22, 2024

## Description

In the Linux kernel, the following vulnerability has been resolved:  drm/amdgpu: Fix even more out of bound writes from debugfs  CVE-2021-42327 was fixed by:  commit f23750b5b3d98653b31d4469592935ef6364ad67 Author: Thelford Williams <tdwilliamsiv@gmail.com> Date:   Wed Oct 13 16:04:13 2021 -0400      drm/amdgpu: fix out of bounds write  but amdgpu_dm_debugfs.c contains more of the same issue so fix the remaining ones.  v2: 	* Add missing fix in dp_max_bpc_write (Harry Wentland)

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 5.15.3-1 | [DEBIAN-CVE-2021-47489](https://patchblox.com/security/data/fix/linux/debian-cve-2021-47489.md) | May 22, 2024 |
| Linux | linux Debian 13.5 (trixie) | 5.15.3-1 | [DEBIAN-CVE-2021-47489](https://patchblox.com/security/data/fix/linux/debian-cve-2021-47489.md) | May 22, 2024 |
| Linux | linux Debian 14 | 5.15.3-1 | [DEBIAN-CVE-2021-47489](https://patchblox.com/security/data/fix/linux/debian-cve-2021-47489.md) | May 22, 2024 |

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