Improper Handling of Exceptional Conditions Affecting opendmarc package, versions *


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.33% (26th percentile)

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  • Snyk IDSNYK-DEBIAN12-OPENDMARC-20260560
  • published29 Sept 2026
  • disclosed28 Sept 2026

Introduced: 28 Sep 2026

CVE-2026-101016  (opens in a new tab)
CWE-755  (opens in a new tab)

How to fix?

There is no fixed version for Debian:12 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:12 relevant fixed versions and status.

A vulnerability has been found in Trusted Domain Project OpenDMARC up to 1.4.2. This affects the function opendmarc_policy_parse_dmarc in the library libopendmarc/opendmarc_policy.c. The manipulation of the argument fo/rf/ri/pct/sp/adkim/aspf/rua/ruf leads to handling of exceptional conditions. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS Base Scores

version 3.1