A fetchmail security update has been released for openSUSE Leap 15.3.

openSUSE-SU-2021:4018-1: moderate: Security update for fetchmail

openSUSE Security Update: Security update for fetchmail
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Announcement ID: openSUSE-SU-2021:4018-1
Rating: moderate
References: #1152964 #1174075 #1181400 #1188875 #1190069
#1190896 SLE-17903 SLE-18059 SLE-18159
Cross-References: CVE-2021-36386 CVE-2021-39272
CVSS scores:
CVE-2021-36386 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2021-36386 (SUSE): 5.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
CVE-2021-39272 (SUSE): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Products:
openSUSE Leap 15.3
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An update that solves two vulnerabilities, contains three
features and has four fixes is now available.

Description:

This update for fetchmail fixes the following issues:

- CVE-2021-36386: Fixed DoS or information disclosure in some
configurations (bsc#1188875).
- CVE-2021-39272: Fixed STARTTLS session encryption bypassing
(fetchmail-SA-2021-02) (bsc#1190069).

- Update to 6.4.22 (bsc#1152964, jsc#SLE-18159, jsc#SLE-17903,
jsc#SLE-18059)
- Remove all python2 dependencies (bsc#1190896).
- De-hardcode /usr/lib path for launch executable (bsc#1174075).
- Added hardening to systemd service(s) (bsc#1181400).

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- openSUSE Leap 15.3:

zypper in -t patch openSUSE-SLE-15.3-2021-4018=1


Package List:

- openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):

fetchmail-6.4.22-20.20.1
fetchmail-debuginfo-6.4.22-20.20.1
fetchmail-debugsource-6.4.22-20.20.1
fetchmailconf-6.4.22-20.20.1

References:

  https://www.suse.com/security/cve/CVE-2021-36386.html
  https://www.suse.com/security/cve/CVE-2021-39272.html
  https://bugzilla.suse.com/1152964
  https://bugzilla.suse.com/1174075
  https://bugzilla.suse.com/1181400
  https://bugzilla.suse.com/1188875
  https://bugzilla.suse.com/1190069
  https://bugzilla.suse.com/1190896