SUSE Security Update: Security update for ruby
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Announcement ID:    SUSE-SU-2022:15034-1
Rating:             important
References:         #1112530 #1188160 #1188161 
Cross-References:   CVE-2018-16395 CVE-2021-31810 CVE-2021-32066
                    CVE-2021-81810
CVSS scores:
                    CVE-2018-16395 (NVD) : 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2018-16395 (SUSE): 6.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
                    CVE-2021-31810 (NVD) : 5.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
                    CVE-2021-31810 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
                    CVE-2021-32066 (NVD) : 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
                    CVE-2021-32066 (SUSE): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected Products:
                    SUSE Webyast 1.3
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   An update that fixes four vulnerabilities is now available.

Description:

   This update for ruby fixes the following issues:

   - CVE-2018-16395: Fixed an issue where two x509 certificates could be
     considered to be equal when this was not the case (bsc#1112530).
   - CVE-2021-32066: Fixed an issue where the IMAP client API would not
     report a failure when StartTLS failed, leading to potential man in the
     middle attacks (bsc#1188160).
   - CVE-2021-31810: Fixed an issue where the FTP client API would trust
     certain responses from a malicious server, tricking the client into
     connecting to addresses not (bsc#1188161).


Patch Instructions:

   To install this SUSE 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:

   - SUSE Webyast 1.3:

      zypper in -t patch slewyst13-ruby-15034=1



Package List:

   - SUSE Webyast 1.3 (i586 ia64 ppc64 s390x x86_64):

      ruby-devel-1.8.7.p357-0.9.20.3.1


References:

   https://www.suse.com/security/cve/CVE-2018-16395.html
   https://www.suse.com/security/cve/CVE-2021-31810.html
   https://www.suse.com/security/cve/CVE-2021-32066.html
   https://www.suse.com/security/cve/CVE-2021-81810.html
   https://bugzilla.suse.com/1112530
   https://bugzilla.suse.com/1188160
   https://bugzilla.suse.com/1188161