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             AUSCERT External Security Bulletin Redistribution

                               ESB-2022.6125
                         Security update for nginx
                             24 November 2022

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

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

Product:           nginx
Publisher:         SUSE
Operating System:  SUSE
Resolution:        Patch/Upgrade
CVE Names:         CVE-2021-3618  

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2022/suse-su-20224192-1

Comment: CVSS (Max):  7.4 CVE-2021-3618 (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N)
         CVSS Source: SUSE
         Calculator:  https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

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SUSE Security Update: Security update for nginx

______________________________________________________________________________

Announcement ID:   SUSE-SU-2022:4192-1
Rating:            important
References:        #1187685
Cross-References:  CVE-2021-3618
Affected Products:
                   SUSE Linux Enterprise High Performance Computing 15-ESPOS
                   SUSE Linux Enterprise High Performance Computing 15-LTSS
                   SUSE Linux Enterprise Server 15-LTSS
                   SUSE Linux Enterprise Server for SAP 15
______________________________________________________________________________

An update that fixes one vulnerability is now available.

Description:

This update for nginx fixes the following issues:

  o CVE-2021-3618: Fixed the ALPACA attack limiting the number of errors after
    which the connection is closed (bsc#1187685).

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 for SAP 15:
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2022-4192=1
  o SUSE Linux Enterprise Server 15-LTSS:
    zypper in -t patch SUSE-SLE-Product-SLES-15-2022-4192=1
  o SUSE Linux Enterprise High Performance Computing 15-LTSS:
    zypper in -t patch SUSE-SLE-Product-HPC-15-2022-4192=1
  o SUSE Linux Enterprise High Performance Computing 15-ESPOS:
    zypper in -t patch SUSE-SLE-Product-HPC-15-2022-4192=1

Package List:

  o SUSE Linux Enterprise Server for SAP 15 (ppc64le x86_64):
       nginx-1.16.1-150000.3.18.1
       nginx-debuginfo-1.16.1-150000.3.18.1
       nginx-debugsource-1.16.1-150000.3.18.1
  o SUSE Linux Enterprise Server 15-LTSS (aarch64 s390x):
       nginx-1.16.1-150000.3.18.1
       nginx-debuginfo-1.16.1-150000.3.18.1
       nginx-debugsource-1.16.1-150000.3.18.1
  o SUSE Linux Enterprise High Performance Computing 15-LTSS (aarch64 x86_64):
       nginx-1.16.1-150000.3.18.1
       nginx-debuginfo-1.16.1-150000.3.18.1
       nginx-debugsource-1.16.1-150000.3.18.1
  o SUSE Linux Enterprise High Performance Computing 15-ESPOS (aarch64 x86_64):
       nginx-1.16.1-150000.3.18.1
       nginx-debuginfo-1.16.1-150000.3.18.1
       nginx-debugsource-1.16.1-150000.3.18.1


References:

  o https://www.suse.com/security/cve/CVE-2021-3618.html
  o https://bugzilla.suse.com/1187685

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