SUSE: 2022:3797-1 critical: libtasn1 | LinuxSecurity.com

   SUSE Security Update: Security update for libtasn1
______________________________________________________________________________

Announcement ID:    SUSE-SU-2022:3797-1
Rating:             critical
References:         #1040621 #1105435 #1204690 
Cross-References:   CVE-2017-6891 CVE-2018-1000654 CVE-2021-46848
                   
CVSS scores:
                    CVE-2017-6891 (NVD) : 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
                    CVE-2017-6891 (SUSE): 5.1 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
                    CVE-2018-1000654 (NVD) : 5.5 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
                    CVE-2018-1000654 (SUSE): 6.2 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2021-46848 (NVD) : 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
                    CVE-2021-46848 (SUSE): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Affected Products:
                    SUSE Linux Enterprise Server 12-SP2-BCL
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   An update that fixes three vulnerabilities is now available.

Description:

   This update for libtasn1 fixes the following issues:

   Security issue fixed:

   - CVE-2018-1000654: Fixed a denial of service in the asn1 parser
     (bsc#1105435).
   - CVE-2017-6891: Added safety check to fix a stack overflow issue
     (bsc#1040621).
   - CVE-2021-46848: Fixed off-by-one array size check that affects
     asn1_encode_simple_der (bsc#1204690)


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-SP2-BCL:

      zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2022-3797=1



Package List:

   - SUSE Linux Enterprise Server 12-SP2-BCL (x86_64):

      libtasn1-3.7-13.7.1
      libtasn1-6-3.7-13.7.1
      libtasn1-6-32bit-3.7-13.7.1
      libtasn1-6-debuginfo-3.7-13.7.1
      libtasn1-6-debuginfo-32bit-3.7-13.7.1
      libtasn1-debuginfo-3.7-13.7.1
      libtasn1-debugsource-3.7-13.7.1


References:

   https://www.suse.com/security/cve/CVE-2017-6891.html
   https://www.suse.com/security/cve/CVE-2018-1000654.html
   https://www.suse.com/security/cve/CVE-2021-46848.html
   https://bugzilla.suse.com/1040621
   https://bugzilla.suse.com/1105435
   https://bugzilla.suse.com/1204690

SUSE: 2022:3797-1 critical: libtasn1

October 27, 2022
An update that fixes three vulnerabilities is now available

Summary

This update for libtasn1 fixes the following issues: Security issue fixed: - CVE-2018-1000654: Fixed a denial of service in the asn1 parser (bsc#1105435). - CVE-2017-6891: Added safety check to fix a stack overflow issue (bsc#1040621). - CVE-2021-46848: Fixed off-by-one array size check that affects asn1_encode_simple_der (bsc#1204690) 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-SP2-BCL: zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2022-3797=1 Package List: - SUSE Linux Enterprise Server 12-SP2-BCL (x86_64): libtasn1-3.7-13.7.1 libtasn1-6-3.7-13.7.1 libtasn1-6-32bit-3.7-13.7.1 libtasn1-6-debuginfo-3.7-13.7.1 libtasn1-6-debuginfo-32bit-3.7-13.7.1 libtasn1-debuginfo-3.7-13.7.1 libtasn1-debugsource-3.7-13.7.1

References

#1040621 #1105435 #1204690

Cross- CVE-2017-6891 CVE-2018-1000654 CVE-2021-46848

CVSS scores:

CVE-2017-6891 (NVD) : 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVE-2017-6891 (SUSE): 5.1 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

CVE-2018-1000654 (NVD) : 5.5 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVE-2018-1000654 (SUSE): 6.2 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2021-46848 (NVD) : 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

CVE-2021-46848 (SUSE): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Affected Products:

SUSE Linux Enterprise Server 12-SP2-BCL

https://www.suse.com/security/cve/CVE-2017-6891.html

https://www.suse.com/security/cve/CVE-2018-1000654.html

https://www.suse.com/security/cve/CVE-2021-46848.html

https://bugzilla.suse.com/1040621

https://bugzilla.suse.com/1105435

https://bugzilla.suse.com/1204690

Severity
Announcement ID: SUSE-SU-2022:3797-1
Rating: critical

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