# CVE-2021-47530: linux: In the Linux kernel, the following vulnerability has been resolved:  drm/msm: Fix wait_fence submitqueue leak  We wer...

CVE-2021-47530 is fixed in linux on 1 platform, first by DEBIAN-CVE-2021-47530, released May 24, 2024. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2021-47530
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0021
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 24, 2024

## Description

In the Linux kernel, the following vulnerability has been resolved:  drm/msm: Fix wait_fence submitqueue leak  We weren't dropping the submitqueue reference in all paths.  In particular, when the fence has already been signalled. Split out a helper to simplify handling this in the various different return paths.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 5.15.15-1 | [DEBIAN-CVE-2021-47530](https://patchblox.com/security/data/fix/linux/debian-cve-2021-47530.md) | May 24, 2024 |
| Linux | linux Debian 13.5 (trixie) | 5.15.15-1 | [DEBIAN-CVE-2021-47530](https://patchblox.com/security/data/fix/linux/debian-cve-2021-47530.md) | May 24, 2024 |
| Linux | linux Debian 14 | 5.15.15-1 | [DEBIAN-CVE-2021-47530](https://patchblox.com/security/data/fix/linux/debian-cve-2021-47530.md) | May 24, 2024 |

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