# CVE-2022-50192: linux: In the Linux kernel, the following vulnerability has been resolved:  spi: tegra20-slink: fix UAF in tegra_slink_remov...

CVE-2022-50192 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-50192, released June 18, 2025. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2022-50192
- Priority: High
- CVSS: 7.8 (high)
- EPSS: 0.0026
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jun 18, 2025

## Description

In the Linux kernel, the following vulnerability has been resolved:  spi: tegra20-slink: fix UAF in tegra_slink_remove()  After calling spi_unregister_master(), the refcount of master will be decrease to 0, and it will be freed in spi_controller_release(), the device data also will be freed, so it will lead a UAF when using 'tspi'. To fix this, get the master before unregister and put it when finish using it.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.0.2-1 | [DEBIAN-CVE-2022-50192](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50192.md) | Jun 18, 2025 |
| Linux | linux Debian 13.5 (trixie) | 6.0.2-1 | [DEBIAN-CVE-2022-50192](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50192.md) | Jun 18, 2025 |
| Linux | linux Debian 14 | 6.0.2-1 | [DEBIAN-CVE-2022-50192](https://patchblox.com/security/data/fix/linux/debian-cve-2022-50192.md) | Jun 18, 2025 |

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Data as of 2026-11-08T06:59:42Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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