# DSA-5257-1: linux security update

DSA-5257-1, released October 18, 2022, fixes 1 CVE in linux (version 5.10.149-1). None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/dsa-5257-1
- Platform: Linux
- Released: Oct 18, 2022
- Priority: High (Closes CVE-2021-4037, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2021-4037

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [linux](https://patchblox.com/security/data/product/linux/linux.md) | Debian 11.6 (bullseye) | 5.10.149-1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2021-4037](https://patchblox.com/security/data/cve/CVE-2021-4037.md) | High | linux: A vulnerability was found in the fs/inode.c:inode_init_owner() function logic of the LInux kernel that allows local u... | 8.2 | 0.0034 |  |

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Data as of 2026-11-07T12:40:37Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo