Numeric Errors Affecting opendmarc package, versions *


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.31% (22nd percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-OPENDMARC-20260549
  • published29 Sept 2026
  • disclosed28 Sept 2026

Introduced: 28 Sep 2026

NewCVE-2026-101014  (opens in a new tab)
CWE-189  (opens in a new tab)
CWE-193  (opens in a new tab)

How to fix?

There is no fixed version for Debian:unstable opendmarc.

NVD Description

Note: Versions mentioned in the description apply only to the upstream opendmarc package and not the opendmarc package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1