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             AUSCERT External Security Bulletin Redistribution

                               ESB-2021.0958
                       Security update for openssl1
                               18 March 2021

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

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

Product:           openssl1
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Denial of Service -- Remote/Unauthenticated
                   Reduced Security  -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2021-23841 CVE-2021-23840 

Reference:         ESB-2021.0897
                   ESB-2021.0670
                   ESB-2021.0616

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2021/suse-su-202114667-1

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SUSE Security Update: Security update for openssl1

______________________________________________________________________________

Announcement ID:   SUSE-SU-2021:14667-1
Rating:            moderate
References:        #1182331 #1182333
Cross-References:  CVE-2021-23840 CVE-2021-23841
Affected Products:
                   SUSE Linux Enterprise Server 11-SECURITY
                   SUSE Linux Enterprise Debuginfo 11-SP3
______________________________________________________________________________

An update that fixes two vulnerabilities is now available.

Description:

This update for openssl1 fixes the following issues:

  o CVE-2021-23840: Fixed an Integer overflow in CipherUpdate (bsc#1182333)
  o CVE-2021-23841: Fixed a Null pointer dereference in
    X509_issuer_and_serial_hash() (bsc#1182331)

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:

  o SUSE Linux Enterprise Server 11-SECURITY:
    zypper in -t patch secsp3-openssl1-14667=1
  o SUSE Linux Enterprise Debuginfo 11-SP3:
    zypper in -t patch dbgsp3-openssl1-14667=1

Package List:

  o SUSE Linux Enterprise Server 11-SECURITY (i586 ia64 ppc64 s390x x86_64):
       libopenssl1-devel-1.0.1g-0.58.33.1
       libopenssl1_0_0-1.0.1g-0.58.33.1
       openssl1-1.0.1g-0.58.33.1
       openssl1-doc-1.0.1g-0.58.33.1
  o SUSE Linux Enterprise Server 11-SECURITY (ppc64 s390x x86_64):
       libopenssl1_0_0-32bit-1.0.1g-0.58.33.1
  o SUSE Linux Enterprise Server 11-SECURITY (ia64):
       libopenssl1_0_0-x86-1.0.1g-0.58.33.1
  o SUSE Linux Enterprise Debuginfo 11-SP3 (i586 s390x x86_64):
       openssl1-debuginfo-1.0.1g-0.58.33.1
       openssl1-debugsource-1.0.1g-0.58.33.1


References:

  o https://www.suse.com/security/cve/CVE-2021-23840.html
  o https://www.suse.com/security/cve/CVE-2021-23841.html
  o https://bugzilla.suse.com/1182331
  o https://bugzilla.suse.com/1182333

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