# CVE-2024-34055: cyrus-imapd: The cyrus-imapd packages contain a high-performance mail server with IMAP, POP3, NNTP, and SIEVE support.  Security F...

CVE-2024-34055 is fixed in 13 products on 1 platform, first by cyrus-admin 3.4.3-3ubuntu0.1+esm1, released June 4, 2024. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2024-34055
- Priority: Routine
- CVSS: 6.5 (Moderate)
- EPSS: 0.0084
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jun 4, 2024

## Description

The cyrus-imapd packages contain a high-performance mail server with IMAP, POP3, NNTP, and SIEVE support.  Security Fix(es):  * cyrus-imapd: unbounded memory allocation by sending many LITERALs in a single command (CVE-2024-34055)  For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.  Additional Changes:  For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.5 Release Notes linked from the References section.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | cyrus-admin Ubuntu 22.04.1 LTS (jammy) | 3.4.3-3ubuntu0.1+esm1 | [cyrus-admin 3.4.3-3ubuntu0.1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-cyrus-admin-3.4.3-3ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-admin Ubuntu 24.04.5 LTS (noble) | 3.8.2-1ubuntu0.1~esm1 | [cyrus-admin 3.8.2-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-cyrus-admin-3.8.2-1ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-caldav Ubuntu 22.04.1 LTS (jammy) | 3.4.3-3ubuntu0.1+esm1 | [cyrus-caldav 3.4.3-3ubuntu0.1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-cyrus-caldav-3.4.3-3ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-caldav Ubuntu 24.04.5 LTS (noble) | 3.8.2-1ubuntu0.1~esm1 | [cyrus-caldav 3.8.2-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-cyrus-caldav-3.8.2-1ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-clients Ubuntu 22.04.1 LTS (jammy) | 3.4.3-3ubuntu0.1+esm1 | [cyrus-clients 3.4.3-3ubuntu0.1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-cyrus-clients-3.4.3-3ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-clients Ubuntu 24.04.5 LTS (noble) | 3.8.2-1ubuntu0.1~esm1 | [cyrus-clients 3.8.2-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-cyrus-clients-3.8.2-1ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-common Ubuntu 22.04.1 LTS (jammy) | 3.4.3-3ubuntu0.1+esm1 | [cyrus-common 3.4.3-3ubuntu0.1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-cyrus-common-3.4.3-3ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-common Ubuntu 24.04.5 LTS (noble) | 3.8.2-1ubuntu0.1~esm1 | [cyrus-common 3.8.2-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-cyrus-common-3.8.2-1ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-imapd Debian 12.15 (bookworm) | 3.6.1-4+deb12u2 | [DSA-5708-1](https://patchblox.com/security/data/fix/linux/dsa-5708-1.md) | Jun 11, 2024 |
| Linux | cyrus-imapd Debian 13.5 (trixie) | 3.8.3-1 | [DEBIAN-CVE-2024-34055](https://patchblox.com/security/data/fix/linux/debian-cve-2024-34055.md) | Jun 5, 2024 |
| Linux | cyrus-imapd Debian 14 | 3.8.3-1 | [DEBIAN-CVE-2024-34055](https://patchblox.com/security/data/fix/linux/debian-cve-2024-34055.md) | Jun 5, 2024 |
| Linux | cyrus-imapd RHEL 9 | 0:3.4.8-1.el9 | [RHSA-2024:9195](https://patchblox.com/security/data/fix/linux/rhsa-2024-9195.md) | Nov 12, 2024 |
| Linux | cyrus-imapd Ubuntu 22.04.1 LTS (jammy) | 3.4.3-3ubuntu0.1+esm1 | [cyrus-imapd 3.4.3-3ubuntu0.1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-cyrus-imapd-3.4.3-3ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-imapd Ubuntu 24.04.5 LTS (noble) | 3.8.2-1ubuntu0.1~esm1 | [cyrus-imapd 3.8.2-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-cyrus-imapd-3.8.2-1ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-imapd almalinux 9 | 3.4.8-1.el9 | [ALSA-2024:9195](https://patchblox.com/security/data/fix/linux/alsa-2024-9195.md) | Nov 12, 2024 |
| Linux | cyrus-imapd ol 9 | 0:3.4.8-1.el9 | [ELSA-2024-9195](https://patchblox.com/security/data/fix/linux/elsa-2024-9195.md) | Nov 14, 2024 |
| Linux | cyrus-imapd rocky 9 | 0:3.4.8-1.el9 | [RLSA-2024:9195](https://patchblox.com/security/data/fix/linux/rlsa-2024-9195.md) | Mar 17, 2025 |
| Linux | cyrus-imapd-libs RHEL 9 | 0:3.4.8-1.el9 | [RHSA-2024:9195](https://patchblox.com/security/data/fix/linux/rhsa-2024-9195.md) | Nov 12, 2024 |
| Linux | cyrus-imapd-libs almalinux 9 | 3.4.8-1.el9 | [ALSA-2024:9195](https://patchblox.com/security/data/fix/linux/alsa-2024-9195.md) | Nov 12, 2024 |
| Linux | cyrus-imapd-libs ol 9 | 0:3.4.8-1.el9 | [ELSA-2024-9195](https://patchblox.com/security/data/fix/linux/elsa-2024-9195.md) | Nov 14, 2024 |
| Linux | cyrus-imapd-utils RHEL 9 | 0:3.4.8-1.el9 | [RHSA-2024:9195](https://patchblox.com/security/data/fix/linux/rhsa-2024-9195.md) | Nov 12, 2024 |
| Linux | cyrus-imapd-utils almalinux 9 | 3.4.8-1.el9 | [ALSA-2024:9195](https://patchblox.com/security/data/fix/linux/alsa-2024-9195.md) | Nov 12, 2024 |
| Linux | cyrus-imapd-utils ol 9 | 0:3.4.8-1.el9 | [ELSA-2024-9195](https://patchblox.com/security/data/fix/linux/elsa-2024-9195.md) | Nov 14, 2024 |
| Linux | cyrus-murder Ubuntu 22.04.1 LTS (jammy) | 3.4.3-3ubuntu0.1+esm1 | [cyrus-murder 3.4.3-3ubuntu0.1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-cyrus-murder-3.4.3-3ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-murder Ubuntu 24.04.5 LTS (noble) | 3.8.2-1ubuntu0.1~esm1 | [cyrus-murder 3.8.2-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-cyrus-murder-3.8.2-1ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-nntpd Ubuntu 22.04.1 LTS (jammy) | 3.4.3-3ubuntu0.1+esm1 | [cyrus-nntpd 3.4.3-3ubuntu0.1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-cyrus-nntpd-3.4.3-3ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-nntpd Ubuntu 24.04.5 LTS (noble) | 3.8.2-1ubuntu0.1~esm1 | [cyrus-nntpd 3.8.2-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-cyrus-nntpd-3.8.2-1ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-pop3d Ubuntu 22.04.1 LTS (jammy) | 3.4.3-3ubuntu0.1+esm1 | [cyrus-pop3d 3.4.3-3ubuntu0.1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-cyrus-pop3d-3.4.3-3ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-pop3d Ubuntu 24.04.5 LTS (noble) | 3.8.2-1ubuntu0.1~esm1 | [cyrus-pop3d 3.8.2-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-cyrus-pop3d-3.8.2-1ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-replication Ubuntu 22.04.1 LTS (jammy) | 3.4.3-3ubuntu0.1+esm1 | [cyrus-replication 3.4.3-3ubuntu0.1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-cyrus-replication-3.4.3-3ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | cyrus-replication Ubuntu 24.04.5 LTS (noble) | 3.8.2-1ubuntu0.1~esm1 | [cyrus-replication 3.8.2-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-cyrus-replication-3.8.2-1ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | libcyrus-imap-perl Ubuntu 22.04.1 LTS (jammy) | 3.4.3-3ubuntu0.1+esm1 | [libcyrus-imap-perl 3.4.3-3ubuntu0.1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libcyrus-imap-perl-3.4.3-3ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | libcyrus-imap-perl Ubuntu 24.04.5 LTS (noble) | 3.8.2-1ubuntu0.1~esm1 | [libcyrus-imap-perl 3.8.2-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libcyrus-imap-perl-3.8.2-1ubuntu0.1-esm1.md) | Jun 4, 2024 |
| Linux | perl-Cyrus RHEL 9 | 0:3.4.8-1.el9 | [RHSA-2024:9195](https://patchblox.com/security/data/fix/linux/rhsa-2024-9195.md) | Nov 12, 2024 |
| Linux | perl-Cyrus almalinux 9 | 3.4.8-1.el9 | [ALSA-2024:9195](https://patchblox.com/security/data/fix/linux/alsa-2024-9195.md) | Nov 12, 2024 |
| Linux | perl-Cyrus ol 9 | 0:3.4.8-1.el9 | [ELSA-2024-9195](https://patchblox.com/security/data/fix/linux/elsa-2024-9195.md) | Nov 14, 2024 |

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