SUSE Security Update: Security update for opensc
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:0998-1
Rating:             moderate
References:         #1149746 #1149747 #1158256 #1177364 #1177378 
                    #1177380 
Cross-References:   CVE-2019-15945 CVE-2019-15946 CVE-2019-19479
                    CVE-2020-26570 CVE-2020-26571 CVE-2020-26572
                   
CVSS scores:
                    CVE-2019-15945 (NVD) : 9.8
 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2019-15945 (SUSE): 5.1
 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
                    CVE-2019-15946 (NVD) : 9.8
 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2019-15946 (SUSE): 5.1
 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
                    CVE-2019-19479 (NVD) : 5.5
 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
                    CVE-2019-19479 (SUSE): 4.3
 CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
                    CVE-2020-26570 (NVD) : 5.5
 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-26570 (SUSE): 6.2
 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-26571 (NVD) : 5.5
 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-26571 (SUSE): 6.2
 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-26572 (NVD) : 5.5
 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-26572 (SUSE): 6.2
 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:
                    SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________

   An update that fixes 6 vulnerabilities is now available.

Description:

   This update for opensc fixes the following issues:

   - CVE-2020-26571: gemsafe GPK smart card software driver stack-based
     buffer overflow (bsc#1177380)
   - CVE-2019-15946: out-of-bounds access of an ASN.1 Octet string in
     asn1_decode_entry (bsc#1149747)
   - CVE-2019-15945: out-of-bounds access of an ASN.1 Bitstring in
     decode_bit_string (bsc#1149746)
   - CVE-2019-19479: incorrect read operation during parsing of a SETCOS file
     attribute (bsc#1158256)
   - CVE-2020-26572: Prevent out of bounds write (bsc#1177378)
   - CVE-2020-26570: Fix buffer overflow in sc_oberthur_read_file
     (bsc#1177364)


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-SP5-2021-998=1



Package List:

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

      opensc-0.13.0-3.11.1
      opensc-debuginfo-0.13.0-3.11.1
      opensc-debugsource-0.13.0-3.11.1


References:

   https://www.suse.com/security/cve/CVE-2019-15945.html
   https://www.suse.com/security/cve/CVE-2019-15946.html
   https://www.suse.com/security/cve/CVE-2019-19479.html
   https://www.suse.com/security/cve/CVE-2020-26570.html
   https://www.suse.com/security/cve/CVE-2020-26571.html
   https://www.suse.com/security/cve/CVE-2020-26572.html
   https://bugzilla.suse.com/1149746
   https://bugzilla.suse.com/1149747
   https://bugzilla.suse.com/1158256
   https://bugzilla.suse.com/1177364
   https://bugzilla.suse.com/1177378
   https://bugzilla.suse.com/1177380