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 heap-based buffer over-read of one byte.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | dlt-daemon | 2.18.9-1 | — |
| Debian 13 | dlt-daemon | 2.18.9-1 | — |
| Debian 12 | dlt-daemon | No fix yet | — |
| Debian 10 | dlt-daemon | 2.18.0-1+deb10u2 | DLA-3845-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | dlt-daemon | No fix yet | — |
| Ubuntu 20.04 LTS | dlt-daemon | No fix yet | — |
Advisories 1
- DLA-3845-1 dlt-daemon - security update Debian Security (DSA / DLA) · Mar 9, 2026