Package: opendmarc
Version: 1.4.0~beta1+dfsg-6+deb11u1
Severity: serious
Tags: upstream patch
Justification: Maintainer designation

Currently opendmarc in Stable, Testing, and Unstable will crash if they
key used in an ARC header field is 3072 bit RSA or longer.  This really
needs to be fixed prior to release since, in normal usage, when a milter
crashes it stops all mail flow on the system.  Since the key size is an
attribute decided by the sending domain, there's no work around on the
receiver side to avoid the specific keys at issue.

Longer RSA keys are becoming more common and this trend will continue
through Bookworm's life, so the impact will only grow.

Patch available in the upstream GitHub repository:

https://github.com/trusteddomainproject/OpenDMARC/issues/183

Scott K

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