# CVE-2022-50404: linux: In the Linux kernel, the following vulnerability has been resolved:  fbdev: fbcon: release buffer when fbcon_do_set_f...

CVE-2022-50404 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-50404, released September 18, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-50404
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0016
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 18, 2025

## Description

In the Linux kernel, the following vulnerability has been resolved:  fbdev: fbcon: release buffer when fbcon_do_set_font() failed  syzbot is reporting memory leak at fbcon_do_set_font() [1], for commit a5a923038d70 ("fbdev: fbcon: Properly revert changes when vc_resize() failed") missed that the buffer might be newly allocated by fbcon_set_font().

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.1.4-1 | [DEBIAN-CVE-2022-50404](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50404.md) | Sep 18, 2025 |
| Linux | linux Debian 13.5 (trixie) | 6.1.4-1 | [DEBIAN-CVE-2022-50404](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50404.md) | Sep 18, 2025 |
| Linux | linux Debian 14 | 6.1.4-1 | [DEBIAN-CVE-2022-50404](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50404.md) | Sep 18, 2025 |

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