ALPINE-CVE-2026-27859

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Source
https://security.alpinelinux.org/vuln/CVE-2026-27859
Import Source
https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-27859.json
JSON Data
https://api.osv.dev/v1/vulns/ALPINE-CVE-2026-27859
Upstream
  • CVE-2026-27859
Published
2026-03-27T09:16:20.223Z
Modified
2026-06-09T21:30:33.207697962Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
Summary
[none]
Details

A mail message containing excessive amount of RFC 2231 MIME parameters causes LMTP to use too much CPU. A suitably formatted mail message causes mail delivery process to consume large amounts of CPU time. Use MTA capabilities to limit RFC 2231 MIME parameters in mail messages, or upgrade to fixed version where the processing is limited. No publicly available exploits are known.

References

Affected packages

Alpine:v3.23 / dovecot

Package

Name
dovecot
Purl
pkg:apk/alpine/dovecot?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.3-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-27859.json"

Alpine:v3.24 / dovecot

Package

Name
dovecot
Purl
pkg:apk/alpine/dovecot?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.3-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-27859.json"