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.

published 2022-06-16 4y ago modified 2026-06-17 4mo ago also EUVD-2022-52849

cvss: 7.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.1%; EPSS 1.1% chance of exploitation in 30 days, percentile 65%
public exploits: 0; none known

Patch / fix

distros 1 links 1

dlt-daemon Debian 14, Debian 13, Debian 12 2.18.6-2.1

debian advisories DEBIAN-CVE-2022-31291

github.com/COVESA/dlt-daemon#376 pull request

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Exploit prediction

1.09% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness

CWE-415 Double Free

References

github.com /COVESA/dlt-daemon/pull/376/commits
patch, third-party-advisory
lists.debian.org /debian-lts-announce/2022/12/msg00016.html
mailing-list, third-party-advisory

Sources

CVE List CVE-2022-31291
NVD CVE-2022-31291

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