SUSE-SU-2021:3486-1: moderate: Security update for python36

[sle-updates at lists.suse.com]

   SUSE Security Update: Security update for python36
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:3486-1
Rating:             moderate
References:         #1180125 #1183374 #1183858 #1185588 #1189241 
                    #1189287 
Cross-References:   CVE-2021-3426 CVE-2021-3733 CVE-2021-3737
                   
CVSS scores:
                    CVE-2021-3426 (NVD) : 5.7 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
                    CVE-2021-3426 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
                    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 Server 12-SP5
______________________________________________________________________________

   An update that solves three vulnerabilities and has three
   fixes is now available.

Description:

   This update for python36 fixes the following issues:

   - Update to 3.6.15:
   - CVE-2021-3737: Fixed a DoS caused by infinitely reading potential HTTP
     headers after a 100 Continue status response from the server.
     (bsc#1189241)
   - CVE-2021-3426: Fixed an information disclosure via pydoc. (bsc#1183374)
   - CVE-2021-3733: Fixed a 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 Server 12-SP5:

      zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-3486=1



Package List:

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

      libpython3_6m1_0-3.6.15-11.1
      libpython3_6m1_0-debuginfo-3.6.15-11.1
      python36-3.6.15-11.1
      python36-base-3.6.15-11.1
      python36-base-debuginfo-3.6.15-11.1
      python36-debuginfo-3.6.15-11.1
      python36-debugsource-3.6.15-11.1


References:

   https://www.suse.com/security/cve/CVE-2021-3426.html
   https://www.suse.com/security/cve/CVE-2021-3733.html
   https://www.suse.com/security/cve/CVE-2021-3737.html
   https://bugzilla.suse.com/1180125
   https://bugzilla.suse.com/1183374
   https://bugzilla.suse.com/1183858
   https://bugzilla.suse.com/1185588
   https://bugzilla.suse.com/1189241
   https://bugzilla.suse.com/1189287