Vulnerability · Published Jun 16, 2022 · Assigned by mitre
CVE-2022-31291
High 7.5
In plain English
A high-severity security flaw in the dlt-daemon package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.1%top 34.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
An issue in dlt_config_file_parser.c of dlt-daemon v2.18.8 allows attackers to cause a double free via crafted TCP packets.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | dlt-daemon | 2.18.6-2.1 | DEBIAN-CVE-2022-31291 |
| Debian:13 | dlt-daemon | 2.18.6-2.1 | DEBIAN-CVE-2022-31291 |
| Debian:14 | dlt-daemon | 2.18.6-2.1 | DEBIAN-CVE-2022-31291 |
| Ubuntu:22.04:LTS | dlt-daemon | no fix listed | UBUNTU-CVE-2022-31291 |
| Ubuntu:24.04:LTS | dlt-daemon | no fix listed | UBUNTU-CVE-2022-31291 |
| Ubuntu:25.10 | dlt-daemon | no fix listed | UBUNTU-CVE-2022-31291 |
| Ubuntu:26.04:LTS | dlt-daemon | no fix listed | UBUNTU-CVE-2022-31291 |
| Ubuntu:26.10 | dlt-daemon | no fix listed | UBUNTU-CVE-2022-31291 |