Debian/dovecot: high 7.5
An attacker that can send mail to a user can craft a message whose headers contain a very large number of email addresses or MIME parameters, which causes excessive memory usage when the message is la
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-2026-27852#Debian:13/dovecot
- https://security-tracker.debian.org/tracker/CVE-2026-27852
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