vulnerability
Alma Linux: CVE-2021-33582: Important: cyrus-imapd security update (ALSA-2021-3492)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | Sep 1, 2021 | May 4, 2022 | Aug 11, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Sep 1, 2021
Added
May 4, 2022
Modified
Aug 11, 2025
Description
Cyrus IMAP before 3.4.2 allows remote attackers to cause a denial of service (multiple-minute daemon hang) via input that is mishandled during hash-table interaction. Because there are many insertions into a single bucket, strcmp becomes slow. This is fixed in 3.4.2, 3.2.8, and 3.0.16.
Solutions
alma-upgrade-cyrus-imapdalma-upgrade-cyrus-imapd-utilsalma-upgrade-cyrus-imapd-vzic
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