# CVE-2023-4394: linux: A use-after-free flaw was found in btrfs_get_dev_args_from_path in fs/btrfs/volumes.c in btrfs file-system in the Lin...

CVE-2023-4394 is fixed in linux on 1 platform, first by DEBIAN-CVE-2023-4394, released August 17, 2023. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2023-4394
- Priority: Routine
- CVSS: 6.0 (medium)
- EPSS: 0.0022
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 17, 2023

## Description

A use-after-free flaw was found in btrfs_get_dev_args_from_path in fs/btrfs/volumes.c in btrfs file-system in the Linux Kernel. This flaw allows a local attacker with special privileges to cause a system crash or leak internal kernel information

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 5.19.6-1 | [DEBIAN-CVE-2023-4394](https://patchblox.com/security/data/fix/linux/debian-cve-2023-4394.md) | Aug 17, 2023 |
| Linux | linux Debian 13.5 (trixie) | 5.19.6-1 | [DEBIAN-CVE-2023-4394](https://patchblox.com/security/data/fix/linux/debian-cve-2023-4394.md) | Aug 17, 2023 |
| Linux | linux Debian 14 | 5.19.6-1 | [DEBIAN-CVE-2023-4394](https://patchblox.com/security/data/fix/linux/debian-cve-2023-4394.md) | Aug 17, 2023 |

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