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Red Hat: CVE-2020-10958: CVE-2020-10958 dovecot: command followed by sufficient number of newlines leads to use-after-free (Multiple Advisories)

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Red Hat: CVE-2020-10958: CVE-2020-10958 dovecot: command followed by sufficient number of newlines leads to use-after-free (Multiple Advisories)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
05/18/2020
Created
11/06/2020
Added
11/05/2020
Modified
12/15/2023

Description

In Dovecot before 2.3.10.1, a crafted SMTP/LMTP message triggers an unauthenticated use-after-free bug in submission-login, submission, or lmtp, and can lead to a crash under circumstances involving many newlines after a command.

Solution(s)

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

References

  • DSA-4690
  • CVE-2020-10958
  • RHSA-2020:4763

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