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SUSE: 2022:3817-1 Critical Vulnerability: LibTasn1 Off-By-One Risk

suse
Calendar Grey October 31, 2022
Dist Suse Esm H88
SUSE Security Alert: Urgent update for libtasn1 issued to address critical vulnerability. Prompt response advised.
An update that fixes one vulnerability is now available

Summary

This update for libtasn1 fixes the following issues: - 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 OpenStack Cloud Crowbar 9: zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2022-3817=1 - SUSE OpenStack Cloud 9: zypper in -t patch SUSE-OpenStack-Cloud-9-2022-3817=1 - SUSE Linux Enterprise Software Development Kit 12-SP5: zypper in -t patch SUSE-SLE-SDK-12-SP5-2022-3817=1 - SUSE Linux Enterprise Server for SAP 12-SP4: zypper in -t patch SUSE-SLE-SAP-12-SP4-2022-3817=1 - SUSE Linux Enterprise Server 12-SP5:

Topics%20covered

Topics Covered

security advisory update critical threat SUSE off-by-one libtasn1

References

#1204690

Cross- CVE-2021-46848

CVSS scores:

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-SP3-BCL

SUSE Linux Enterprise Server 12-SP4-LTSS

SUSE Linux Enterprise Server 12-SP5

SUSE Linux Enterprise Server for SAP 12-SP4

SUSE Linux Enterprise Server for SAP Applications 12-SP5

SUSE Linux Enterprise Software Development Kit 12-SP5

SUSE OpenStack Cloud 9

SUSE OpenStack Cloud Crowbar 9

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

https://bugzilla.suse.com/1204690

Severity
critical
Lowest
Low
Medium
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Critical

Announcement ID: SUSE-SU-2022:3817-1
Rating: critical

Topics%20covered

Topics Covered

security advisory update critical threat SUSE off-by-one libtasn1

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