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SUSE: 2021:2829-1 Important: OpenSSL Denial of Service Risk

suse
Calendar Grey August 24, 2021
Scroller Suse
SUSE Security Bulletin for openssl-1_1 mitigates a significant DoS vulnerability linked to CVE-2021-3712, including essential guidance for patch application.
An update that fixes one vulnerability is now available

Summary

This update for openssl-1_1 fixes the following security issue: - CVE-2021-3712: a bug in the code for printing certificate details could lead to a buffer overrun that a malicious actor could exploit to crash the application, causing a denial-of-service attack. [bsc#1189521] 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 for SAP 15: zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2021-2829=1 - SUSE Linux Enterprise Server 15-LTSS: zypper in -t patch SUSE-SLE-Product-SLES-15-2021-2829=1 - SUSE Linux Enterprise High Performance Computing 15-LTSS: zypper in -t patch SUSE-SLE-Product-HPC-15-2021-2829=1

Topics%20covered

Topics Covered

security advisory security issue buffer overrun DoS important SUSE openssl

References

#1189521

Cross- CVE-2021-3712

CVSS scores:

CVE-2021-3712 (SUSE): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected Products:

SUSE Linux Enterprise Server for SAP 15

SUSE Linux Enterprise Server 15-LTSS

SUSE Linux Enterprise High Performance Computing 15-LTSS

SUSE Linux Enterprise High Performance Computing 15-ESPOS

https://www.suse.com/security/cve/CVE-2021-3712.html

https://bugzilla.suse.com/1189521

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:2829-1
Rating: important

Topics%20covered

Topics Covered

security advisory security issue buffer overrun DoS important SUSE openssl

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