[ubuntu/noble-updates] dovecot 1:2.3.21+dfsg1-2ubuntu6 (Accepted)

[Ubuntu Archive Robot]

dovecot (1:2.3.21+dfsg1-2ubuntu6) noble-security; urgency=medium

  * Patches for CVE-2024-23184, CVE-2024-23185 (LP: #2077324).
    - CVE-2024-23184: A large number of address headers in email resulted
      in excessive CPU usage.
      + d/p/CVE-2024-23184-1-lib-test-llist-Fix-dllist2-test-name.patch
      + d/p/CVE-2024-23184-2-lib-Add-DLLIST2_JOIN.patch
      + d/p/CVE-2024-23184-3-lib-mail-test-imap-envelope-Use-test_assert_idx-where-pos.patch
      + d/p/CVE-2024-23184-4-lib-mail-Change-message_address-to-be-doubly-linked-list.patch
      + d/p/CVE-2024-23184-5-lib-mail-Add-message_address_parse_full-and-struct-messag.patch
      + d/p/CVE-2024-23184-6-lib-mail-lib-imap-Optimize-parsing-large-number-of-addres.patch
    - CVE-2024-23185: Abnormally large email headers are now truncated or
      discarded, with a limit of 10MB on a single header and 50MB for all
      the headers of all the parts of an email.
      + d/p/CVE-2024-23185-1-lib-mail-message-header-parser-Limit-header-block-to-10MB.patch
      + d/p/CVE-2024-23185-2-lib-mail-message-parser-Limit-headers-total-count-to-50MB.patch
    For more information see the following articles:
    CVE-2024-23184 - https://www.openwall.com/lists/oss-security/2024/08/15/3
    CVE-2024-23185 - https://www.openwall.com/lists/oss-security/2024/08/15/4

Date: 2024-08-29 10:04:09.407781+00:00
Changed-By: Mitchell Dzurick <mitchell.dzurick at canonical.com>
Signed-By: Ubuntu Archive Robot <ubuntu-archive-robot at lists.canonical.com>
https://launchpad.net/ubuntu/+source/dovecot/1:2.3.21+dfsg1-2ubuntu6
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