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RHSA-2011:0600: dovecot security and enhancement update

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RHSA-2011:0600: dovecot security and enhancement update

Severity
6
CVSS
(AV:N/AC:L/Au:S/C:P/I:P/A:N)
Published
10/06/2010
Created
07/25/2018
Added
06/02/2011
Modified
07/04/2017

Description

Dovecot is an IMAP server for Linux, UNIX, and similar operating systems,primarily written with security in mind.A flaw was found in the way Dovecot handled SIGCHLD signals. If a largeamount of IMAP or POP3 session disconnects caused the Dovecot masterprocess to receive these signals rapidly, it could cause the master processto crash. (CVE-2010-3780)A flaw was found in the way Dovecot processed multiple Access Control Lists(ACL) defined for a mailbox. In some cases, Dovecot could fail to apply themore specific ACL entry, possibly resulting in more access being granted tothe user than intended. (CVE-2010-3707)This update also adds the following enhancement:Users of dovecot are advised to upgrade to these updated packages, whichresolve these issues and add this enhancement. After installing the updatedpackages, the dovecot service will be restarted automatically.

Solution(s)

  • redhat-upgrade-dovecot
  • redhat-upgrade-dovecot-debuginfo
  • redhat-upgrade-dovecot-devel
  • redhat-upgrade-dovecot-mysql
  • redhat-upgrade-dovecot-pgsql
  • redhat-upgrade-dovecot-pigeonhole

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