# CVE-2022-39837: dlt-daemon: An issue was discovered in Connected Vehicle Systems Alliance (COVESA) dlt-daemon through 2.18.8

CVE-2022-39837 is fixed in dlt-daemon on 1 platform, first by DEBIAN-CVE-2022-39837, released October 25, 2022. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-39837
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0046
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 25, 2022

## Description

An issue was discovered in Connected Vehicle Systems Alliance (COVESA) dlt-daemon through 2.18.8. Due to a faulty DLT file parser, a crafted DLT file that crashes the process can be created. This is due to missing validation checks. There is a NULL pointer dereference,

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | dlt-daemon Debian 13.5 (trixie) | 2.18.9-1 | [DEBIAN-CVE-2022-39837](https://patchblox.com/security/data/fix/linux/debian-cve-2022-39837.md) | Oct 25, 2022 |
| Linux | dlt-daemon Debian 14 | 2.18.9-1 | [DEBIAN-CVE-2022-39837](https://patchblox.com/security/data/fix/linux/debian-cve-2022-39837.md) | Oct 25, 2022 |

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Data as of 2026-11-08T13:06:02Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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