Bug 2542368 (CVE-2026-101014) - CVE-2026-101014 opendmarc: OpenDMARC: Denial of Service via off-by-one error in opendmarc_util_cleanup
Summary: CVE-2026-101014 opendmarc: OpenDMARC: Denial of Service via off-by-one error ...
Keywords:
Status: NEW
Alias: CVE-2026-101014
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2542419 2542420
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-28 08:42 UTC by OSIDB Bzimport
Modified: 2026-09-28 10:51 UTC (History)
0 users

Fixed In Version:
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Description OSIDB Bzimport 2026-09-28 08:42:11 UTC 
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.
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