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SUSE: 2021:3582-1 Important: OpenSC Stack Overflow Threat

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Calendar Grey October 29, 2021
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SUSE has issued a security patch for opensc, tackling various vulnerabilities within the system. The advisory outlines the specific issues and steps to implement updates.
An update that fixes four vulnerabilities is now available

Summary

This update for opensc fixes the following issues: - CVE-2021-42780: Fixed use after return in insert_pin() (bsc#1192005). - CVE-2021-42779: Fixed use after free in sc_file_valid() (bsc#1191992). - CVE-2021-42781: Fixed multiple heap buffer overflows in pkcs15-oberthur.c (bsc#1192000). - CVE-2021-42782: Stack buffer overflow issues in various places (bsc#1191957). 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 OpenStack Cloud Crowbar 9: zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2021-3582=1 - SUSE OpenStack Cloud Crowbar 8: zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2021-3582=1 - SUSE OpenStack Cloud 9:

Topics%20covered

Topics Covered

security advisory buffer overflow important users stack overflow opensc patch instructions

References

#1191957 #1191992 #1192000 #1192005

Cross- CVE-2021-42779 CVE-2021-42780 CVE-2021-42781

CVE-2021-42782

CVSS scores:

CVE-2021-42779 (SUSE): 4.2 CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2021-42780 (SUSE): 2 CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

CVE-2021-42781 (SUSE): 7.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

CVE-2021-42782 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Products:

SUSE OpenStack Cloud Crowbar 9

SUSE OpenStack Cloud Crowbar 8

SUSE OpenStack Cloud 9

SUSE OpenStack Cloud 8

SUSE Linux Enterprise Server for SAP 12-SP4

SUSE Linux Enterprise Server for SAP 12-SP3

SUSE Linux Enterprise Server 12-SP5

SUSE Linux Enterprise Server 12-SP4-LTSS

SUSE Linux Enterprise Server...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
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Critical

Announcement ID: SUSE-SU-2021:3582-1
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow important users stack overflow opensc patch instructions

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