Dovecot before 2.3.13 has Improper Input Validation in lda, lmtp, and imap, leading to an application crash via a crafted email message with certain choices for ten thousand MIME parts.
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Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2022-05-24. NVD baseline CVSS 7.5; sources differ by 0.0.
Dovecot before 2.3.13 has Improper Input Validation in lda, lmtp, and imap, leading to an application crash via a crafted email message with certain choices for ten thousand MIME parts.
January 4, 2021
November 21, 2024
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | dovecot-submissiond (1:2.3.11.3+dfsg1-2ubuntu0.1) @ groovy | 2026-05-26 | ubuntu |
| ubuntu | dovecot-lmtpd (1:2.2.9-1ubuntu2.6+esm4) @ trusty | 2026-05-26 | ubuntu |
| redhat | dovecot-1:2.3.8-9.el8 | 2021-05-18 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
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redhat
CWE-20