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             AUSCERT External Security Bulletin Redistribution

                               ESB-2023.1603
                  Security update for python-cryptography
                               17 March 2023

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           python-cryptography
Publisher:         SUSE
Operating System:  SUSE
Resolution:        Patch/Upgrade
CVE Names:         CVE-2023-23931  

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2023/suse-su-20230722-1

Comment: VSS (Max):  4.0 CVE-2023-23931 (CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
         CVSS Source: SUSE
         Calculator:  https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

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Security update for python-cryptography

Announcement ID:  SUSE-SU-2023:0722-1
     Rating:      moderate
   References:      o #1208036

Cross-References:   o CVE-2023-23931

                    o CVE-2023-23931 ( SUSE ): 4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N
                      /S:U/C:N/I:L/A:N
  CVSS scores:      o CVE-2023-23931 ( NVD ): 4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/
                      S:U/C:N/I:L/A:L

                    o Basesystem Module 15-SP4
                    o openSUSE Leap 15.4
                    o openSUSE Leap Micro 5.3
                    o SUSE Linux Enterprise Desktop 15 SP4
                    o SUSE Linux Enterprise High Performance Computing 15 SP4
    Affected        o SUSE Linux Enterprise Micro 5.3
    Products:       o SUSE Linux Enterprise Micro for Rancher 5.3
                    o SUSE Linux Enterprise Real Time 15 SP4
                    o SUSE Linux Enterprise Server 15 SP4
                    o SUSE Linux Enterprise Server for SAP Applications 15 SP4
                    o SUSE Manager Proxy 4.3
                    o SUSE Manager Retail Branch Server 4.3
                    o SUSE Manager Server 4.3

An update that solves one vulnerability can now be installed.

Description:

This update for python-cryptography fixes the following issues:

  o CVE-2023-23931: Fixed memory corruption due to invalidly changed immutable
    object (bsc#1208036).

Patch Instructions:

To install this SUSE Moderate update use the SUSE recommended installation
methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  o openSUSE Leap Micro 5.3
    zypper in -t patch openSUSE-Leap-Micro-5.3-2023-722=1
  o openSUSE Leap 15.4
    zypper in -t patch openSUSE-SLE-15.4-2023-722=1
  o SUSE Linux Enterprise Micro for Rancher 5.3
    zypper in -t patch SUSE-SLE-Micro-5.3-2023-722=1
  o SUSE Linux Enterprise Micro 5.3
    zypper in -t patch SUSE-SLE-Micro-5.3-2023-722=1
  o Basesystem Module 15-SP4
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP4-2023-722=1

Package List:

  o openSUSE Leap Micro 5.3 (aarch64 x86_64)
       python3-cryptography-debuginfo-3.3.2-150400.16.6.1
       python3-cryptography-3.3.2-150400.16.6.1
       python-cryptography-debugsource-3.3.2-150400.16.6.1
  o openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64)
       python3-cryptography-debuginfo-3.3.2-150400.16.6.1
       python3-cryptography-3.3.2-150400.16.6.1
       python-cryptography-debugsource-3.3.2-150400.16.6.1
  o SUSE Linux Enterprise Micro for Rancher 5.3 (aarch64 s390x x86_64)
       python3-cryptography-debuginfo-3.3.2-150400.16.6.1
       python3-cryptography-3.3.2-150400.16.6.1
       python-cryptography-debugsource-3.3.2-150400.16.6.1
  o SUSE Linux Enterprise Micro 5.3 (aarch64 s390x x86_64)
       python3-cryptography-debuginfo-3.3.2-150400.16.6.1
       python3-cryptography-3.3.2-150400.16.6.1
       python-cryptography-debugsource-3.3.2-150400.16.6.1
  o Basesystem Module 15-SP4 (aarch64 ppc64le s390x x86_64)
       python3-cryptography-debuginfo-3.3.2-150400.16.6.1
       python3-cryptography-3.3.2-150400.16.6.1
       python-cryptography-debugsource-3.3.2-150400.16.6.1

References:

  o https://www.suse.com/security/cve/CVE-2023-23931.html
  o https://bugzilla.suse.com/show_bug.cgiid=1208036

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