Debian/dovecot: medium 4.3
An attacker can cause uncontrolled memory usage with excessive bracing over IMAP. The fix in CVE-2026-27857 was incomplete, only blocking one way of doing this, so there was still another way left ope
Action: Upgrade dovecot to 1:2.4.1+dfsg1-6+deb13u6 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1:2.4.1+dfsg1-6+deb13u6 | - |
Fixed versions
| 1:2.4.1+dfsg1-6+deb13u6 |
Sources
- osv: DEBIAN-CVE-2026-42006#Debian:13/dovecot
- https://security-tracker.debian.org/tracker/CVE-2026-42006
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