Vulnerability-Lookup

SUSE-SU-2021:0998-1

Vulnerability from csaf_suse - Published: 2021-03-31 14:57 - Updated: 2026-09-20 13:52

Summary

Security update for opensc

Severity

Moderate

Notes

Title of the patch: Security update for opensc

Description of the patch: 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)

Patchnames: SUSE-2021-998,SUSE-SLE-SERVER-12-SP5-2021-998

CVE-2019-15945

5.1 (Medium)


                
                  CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L

Affected products

Recommended 12 products

Product	Version	Remediation
Unresolved product id: SUSE Linux Enterprise High Performance Computing 12 SP5:opensc-0:0.13.0-3.11.1.aarch64	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise High Performance Computing 12 SP5:opensc-0:0.13.0-3.11.1.ppc64le	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise High Performance Computing 12 SP5:opensc-0:0.13.0-3.11.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise High Performance Computing 12 SP5:opensc-0:0.13.0-3.11.1.x86_64	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 12 SP5:opensc-0:0.13.0-3.11.1.aarch64	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 12 SP5:opensc-0:0.13.0-3.11.1.ppc64le	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 12 SP5:opensc-0:0.13.0-3.11.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 12 SP5:opensc-0:0.13.0-3.11.1.x86_64	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 12 SP5:opensc-0:0.13.0-3.11.1.aarch64	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 12 SP5:opensc-0:0.13.0-3.11.1.ppc64le	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 12 SP5:opensc-0:0.13.0-3.11.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 12 SP5:opensc-0:0.13.0-3.11.1.x86_64	—	Vendor Fix

Threats

Impact moderate

CVE-2019-15946

5.1 (Medium)


                
                  CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L

Affected products

Recommended 12 products, the same list as for CVE-2019-15945

Threats

Impact moderate

CVE-2019-19479

4.3 (Medium)


                
                  CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Affected products

Recommended 12 products, the same list as for CVE-2019-15945

Threats

Impact moderate

CVE-2020-26570

6.2 (Medium)


                
                  CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

Recommended 12 products, the same list as for CVE-2019-15945

Threats

Impact moderate

CVE-2020-26571

6.2 (Medium)


                
                  CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

Recommended 12 products, the same list as for CVE-2019-15945

Threats

Impact moderate

CVE-2020-26572

6.2 (Medium)


                
                  CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

Recommended 12 products, the same list as for CVE-2019-15945

Threats

Impact moderate

References

34 references

URL	Category
https://www.suse.com/support/security/rating/	external
https://ftp.suse.com/pub/projects/security/csaf/s…	self
https://www.suse.com/support/update/announcement/…	self
https://lists.suse.com/pipermail/sle-security-upd…	self
https://bugzilla.suse.com/1149746	self
https://bugzilla.suse.com/1149747	self
https://bugzilla.suse.com/1158256	self
https://bugzilla.suse.com/1177364	self
https://bugzilla.suse.com/1177378	self
https://bugzilla.suse.com/1177380	self
https://www.suse.com/security/cve/CVE-2019-15945/	self
https://www.suse.com/security/cve/CVE-2019-15946/	self
https://www.suse.com/security/cve/CVE-2019-19479/	self
https://www.suse.com/security/cve/CVE-2020-26570/	self
https://www.suse.com/security/cve/CVE-2020-26571/	self
https://www.suse.com/security/cve/CVE-2020-26572/	self
https://www.suse.com/security/cve/CVE-2019-15945	external
https://bugzilla.suse.com/1149746	external
https://bugzilla.suse.com/1179291	external
https://www.suse.com/security/cve/CVE-2019-15946	external
https://bugzilla.suse.com/1149747	external
https://bugzilla.suse.com/1179291	external
https://www.suse.com/security/cve/CVE-2019-19479	external
https://bugzilla.suse.com/1158256	external
https://bugzilla.suse.com/1179291	external
https://www.suse.com/security/cve/CVE-2020-26570	external
https://bugzilla.suse.com/1177364	external
https://bugzilla.suse.com/1179291	external
https://www.suse.com/security/cve/CVE-2020-26571	external
https://bugzilla.suse.com/1177380	external
https://bugzilla.suse.com/1179291	external
https://www.suse.com/security/cve/CVE-2020-26572	external
https://bugzilla.suse.com/1177378	external
https://bugzilla.suse.com/1179291	external

JSON

To clipboard

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CVE-2019-15945 (GCVE-0-2019-15945)

Vulnerability from cvelistv5 – Published: 2019-09-05 16:07 – Updated: 2024-08-05 01:03

Summary

OpenSC before 0.20.0-rc1 has an out-of-bounds access of an ASN.1 Bitstring in decode_bit_string in libopensc/asn1.c.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

6 references

URL	Tags
https://github.com/OpenSC/OpenSC/commit/412a6142c…	x_refsource_MISC
https://github.com/OpenSC/OpenSC/compare/f1691fc.…	x_refsource_MISC
https://lists.debian.org/debian-lts-announce/2019…	mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2019/12/29/1	mailing-listx_refsource_MLIST
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.debian.org/debian-lts-announce/2021…	mailing-listx_refsource_MLIST

Show details on NVD website

JSON

To clipboard

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CVE-2019-15946 (GCVE-0-2019-15946)

Vulnerability from cvelistv5 – Published: 2019-09-05 16:07 – Updated: 2024-08-05 01:03

Summary

OpenSC before 0.20.0-rc1 has an out-of-bounds access of an ASN.1 Octet string in asn1_decode_entry in libopensc/asn1.c.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

6 references

URL	Tags
https://github.com/OpenSC/OpenSC/compare/f1691fc.…	x_refsource_MISC
https://github.com/OpenSC/OpenSC/commit/a3fc7693f…	x_refsource_MISC
https://lists.debian.org/debian-lts-announce/2019…	mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2019/12/29/1	mailing-listx_refsource_MLIST
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.debian.org/debian-lts-announce/2021…	mailing-listx_refsource_MLIST

Show details on NVD website

JSON

To clipboard

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CVE-2019-19479 (GCVE-0-2019-19479)

Vulnerability from cvelistv5 – Published: 2019-12-01 22:37 – Updated: 2024-08-05 02:16

Summary

An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-setcos.c has an incorrect read operation during parsing of a SETCOS file attribute.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

6 references

URL	Tags
https://github.com/OpenSC/OpenSC/commit/c3f23b836…	x_refsource_MISC
https://bugs.chromium.org/p/oss-fuzz/issues/detai…	x_refsource_MISC
https://lists.debian.org/debian-lts-announce/2019…	mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2019/12/29/1	mailing-listx_refsource_MLIST
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.debian.org/debian-lts-announce/2021…	mailing-listx_refsource_MLIST

Show details on NVD website

JSON

To clipboard

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CVE-2020-26570 (GCVE-0-2020-26570)

Vulnerability from cvelistv5 – Published: 2020-10-06 01:04 – Updated: 2024-08-04 15:56

Summary

The Oberthur smart card software driver in OpenSC before 0.21.0-rc1 has a heap-based buffer overflow in sc_oberthur_read_file.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

5 references

URL	Tags
https://bugs.chromium.org/p/oss-fuzz/issues/detai…	x_refsource_MISC
https://github.com/OpenSC/OpenSC/commit/6903aebfd…	x_refsource_MISC
http://www.openwall.com/lists/oss-security/2020/11/24/4	mailing-listx_refsource_MLIST
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.debian.org/debian-lts-announce/2021…	mailing-listx_refsource_MLIST

Show details on NVD website

JSON

To clipboard

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CVE-2020-26571 (GCVE-0-2020-26571)

Vulnerability from cvelistv5 – Published: 2020-10-06 01:04 – Updated: 2024-08-04 15:56

Summary

The gemsafe GPK smart card software driver in OpenSC before 0.21.0-rc1 has a stack-based buffer overflow in sc_pkcs15emu_gemsafeGPK_init.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

4 references

URL	Tags
https://bugs.chromium.org/p/oss-fuzz/issues/detai…	x_refsource_MISC
http://www.openwall.com/lists/oss-security/2020/11/24/4	mailing-listx_refsource_MLIST
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.debian.org/debian-lts-announce/2021…	mailing-listx_refsource_MLIST

Show details on NVD website

JSON

To clipboard

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CVE-2020-26572 (GCVE-0-2020-26572)

Vulnerability from cvelistv5 – Published: 2020-10-06 01:03 – Updated: 2024-08-04 15:56

Summary

The TCOS smart card software driver in OpenSC before 0.21.0-rc1 has a stack-based buffer overflow in tcos_decipher.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

5 references

URL	Tags
https://bugs.chromium.org/p/oss-fuzz/issues/detai…	x_refsource_MISC
https://github.com/OpenSC/OpenSC/commit/9d294de90…	x_refsource_MISC
http://www.openwall.com/lists/oss-security/2020/11/24/4	mailing-listx_refsource_MLIST
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.debian.org/debian-lts-announce/2021…	mailing-listx_refsource_MLIST

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

SUSE-SU-2021:0998-1

CVE-2019-15945 (GCVE-0-2019-15945)

CVE-2019-15946 (GCVE-0-2019-15946)

CVE-2019-19479 (GCVE-0-2019-19479)

CVE-2020-26570 (GCVE-0-2020-26570)

CVE-2020-26571 (GCVE-0-2020-26571)

CVE-2020-26572 (GCVE-0-2020-26572)

Tags

Sightings

Nomenclature

Related by attack behaviour