# CVE-2025-68755: staging: most: remove broken i2c driver

CVE-2025-68755 is fixed in linux on 1 platform, first by DEBIAN-CVE-2025-68755, released January 5, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-68755
- Priority: Routine
- CVSS: 5.5 (Moderate)
- EPSS: 0.0022
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jan 5, 2026
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-68755

## Description

In the Linux kernel, the following vulnerability has been resolved:  staging: most: remove broken i2c driver  The MOST I2C driver has been completely broken for five years without anyone noticing so remove the driver from staging.  Specifically, commit 723de0f9171e ("staging: most: remove device from interface structure") started requiring drivers to set the interface device pointer before registration, but the I2C driver was never updated which results in a NULL pointer dereference if anyone ever tries to probe it.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 13.5 (trixie) | 6.12.115-2 | [DEBIAN-CVE-2025-68755](https://patchblox.com/security/data/fix/linux/debian-cve-2025-68755.md) | Jan 5, 2026 |
| Linux | linux Debian 14 | 6.17.13-1 | [DEBIAN-CVE-2025-68755](https://patchblox.com/security/data/fix/linux/debian-cve-2025-68755.md) | Jan 5, 2026 |

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Data as of 2026-11-10T01:44:33Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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