Debian/dovecot: low 3.7
When IMAP compression is enabled, the same compression state is reused across responses in a session, so response sizes depend on both attacker-supplied mail and other mail in the same mailbox. An att
Action: Upgrade dovecot to 1:2.4.1+dfsg1-6+deb13u7 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1:2.4.1+dfsg1-6+deb13u7 | - |
Fixed versions
| 1:2.4.1+dfsg1-6+deb13u7 |
Sources
- osv: DEBIAN-CVE-2026-40203#Debian:13/dovecot
- https://security-tracker.debian.org/tracker/CVE-2026-40203
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