This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page.
View CVE-2026-101014 →
DEBIAN-CVE-2026-101014
A vulnerability was detected in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarc_util_cleanup in...
Original description
The description as published by the source.
A vulnerability was detected in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarc_util_cleanup in the library libopendmarc/opendmarc_util.c of the component DMARC Record Parser. Performing a manipulation results in off-by-one. The attack may be initiated remotely. The exploit is now public and may be used. The patch is named b3b1da9264bc80324094a27c71e7369bdedc62ae. To fix this issue, it is recommended to deploy a patch.
Source: OSV.dev (Open Source Vulnerabilities) OSV
Affected packages
Debian:12
opendmarc
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Debian:13
opendmarc
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Debian:14
opendmarc
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
References
- advisory security-tracker.debian.org