CVE-2026-100888

A flaw was found in OpenDKIM. A remote attacker can exploit this flaw to cause a Denial of Service DoS or potentially arbitrary code execution by submitting a specially crafted DomainKeys Identified Mail DKIM signature header. In the dkimcanonselecthdrs function, improper processing of the 'h'...

EUVD-2026-88052

A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkimcanonselecthdrs of the file libopendkim/dkim-canon.c of the component DKIM Signature Header Selection. Executing a manipulation of the argument h can lead to out-of-bounds write. The atta...

CVE-2026-100888

A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkimcanonselecthdrs of the file libopendkim/dkim-canon.c of the component DKIM Signature Header Selection. Executing a manipulation of the argument h can lead to out-of-bounds write. The atta...

CVE-2026-100888

A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkimcanonselecthdrs of the file libopendkim/dkim-canon.c of the component DKIM Signature Header Selection. Executing a manipulation of the argument h can lead to out-of-bounds write. The atta...

CVE-2026-100888 Trusted Domain Project OpenDKIM DKIM Signature Header Selection dkim-canon.c dkim_canon_selecthdrs out-of-bounds write

A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkimcanonselecthdrs of the file libopendkim/dkim-canon.c of the component DKIM Signature Header Selection. Executing a manipulation of the argument h can lead to out-of-bounds write. The atta...