SUSE Security Update: Security update for python3
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:3477-1
Rating:             moderate
References:         #1187668 #1189241 #1189287 
Cross-References:   CVE-2021-3733 CVE-2021-3737
CVSS scores:
                    CVE-2021-3733 (SUSE): 4
 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
                    CVE-2021-3737 (SUSE): 6.5
 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected Products:
                    SUSE Linux Enterprise Software Development Kit 12-SP5
                    SUSE Linux Enterprise Server 12-SP5
                    SUSE Linux Enterprise Module for Web Scripting 12
______________________________________________________________________________

   An update that solves two vulnerabilities and has one
   errata is now available.

Description:

   This update for python3 fixes the following issues:

   - CVE-2021-3737: Fixed http client infinite line reading (DoS) after a
     http 100. (bsc#1189241)
   - CVE-2021-3733: Fixed ReDoS in urllib.request. (bsc#1189287)


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 Linux Enterprise Software Development Kit 12-SP5:

      zypper in -t patch SUSE-SLE-SDK-12-SP5-2021-3477=1

   - SUSE Linux Enterprise Server 12-SP5:

      zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-3477=1

   - SUSE Linux Enterprise Module for Web Scripting 12:

      zypper in -t patch SUSE-SLE-Module-Web-Scripting-12-2021-3477=1



Package List:

   - SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le
 s390x x86_64):

      python3-base-debuginfo-3.4.10-25.80.2
      python3-base-debugsource-3.4.10-25.80.2
      python3-dbm-3.4.10-25.80.2
      python3-dbm-debuginfo-3.4.10-25.80.2
      python3-debuginfo-3.4.10-25.80.2
      python3-debugsource-3.4.10-25.80.2
      python3-devel-3.4.10-25.80.2

   - SUSE Linux Enterprise Software Development Kit 12-SP5 (ppc64le s390x
 x86_64):

      python3-devel-debuginfo-3.4.10-25.80.2

   - SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):

      libpython3_4m1_0-3.4.10-25.80.2
      libpython3_4m1_0-debuginfo-3.4.10-25.80.2
      python3-3.4.10-25.80.2
      python3-base-3.4.10-25.80.2
      python3-base-debuginfo-3.4.10-25.80.2
      python3-base-debugsource-3.4.10-25.80.2
      python3-curses-3.4.10-25.80.2
      python3-curses-debuginfo-3.4.10-25.80.2
      python3-debuginfo-3.4.10-25.80.2
      python3-debugsource-3.4.10-25.80.2
      python3-devel-3.4.10-25.80.2
      python3-tk-3.4.10-25.80.2
      python3-tk-debuginfo-3.4.10-25.80.2

   - SUSE Linux Enterprise Server 12-SP5 (ppc64le s390x x86_64):

      python3-devel-debuginfo-3.4.10-25.80.2

   - SUSE Linux Enterprise Server 12-SP5 (s390x x86_64):

      libpython3_4m1_0-32bit-3.4.10-25.80.2
      libpython3_4m1_0-debuginfo-32bit-3.4.10-25.80.2
      python3-base-debuginfo-32bit-3.4.10-25.80.2

   - SUSE Linux Enterprise Module for Web Scripting 12 (aarch64 ppc64le s390x
 x86_64):

      libpython3_4m1_0-3.4.10-25.80.2
      libpython3_4m1_0-debuginfo-3.4.10-25.80.2
      python3-3.4.10-25.80.2
      python3-base-3.4.10-25.80.2
      python3-base-debuginfo-3.4.10-25.80.2
      python3-base-debugsource-3.4.10-25.80.2
      python3-curses-3.4.10-25.80.2
      python3-debuginfo-3.4.10-25.80.2
      python3-debugsource-3.4.10-25.80.2


References:

   https://www.suse.com/security/cve/CVE-2021-3733.html
   https://www.suse.com/security/cve/CVE-2021-3737.html
   https://bugzilla.suse.com/1187668
   https://bugzilla.suse.com/1189241
   https://bugzilla.suse.com/1189287