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SUSE: 2023:4519-1 Important Update: OpenSSL-1_1 Denial Of Service

suse
Calendar Grey November 21, 2023
Dist Suse Esm H88
Security bulletin for openssl-1_1 concerning CVE-2023-5678 to mitigate potential DoS vulnerability. Apply suggested updates without delay.
* bsc#1216922 Cross-References: * CVE-2023-5678

Summary

## This update for openssl-1_1 fixes the following issues: * CVE-2023-5678: Fixed generating and checking of excessively long X9.42 DH keys that resulted in a possible Denial of Service (bsc#1216922). ## Patch Instructions: To install this SUSE 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 Micro 5.2 zypper in -t patch SUSE-SUSE-MicroOS-5.2-2023-4519=1 * SUSE Linux Enterprise Micro for Rancher 5.2 zypper in -t patch SUSE-SUSE-MicroOS-5.2-2023-4519=1 * SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2 zypper in -t patch SUSE-SLE-Product-HPC-15-SP2-LTSS-2023-4519=1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3

Topics%20covered

Topics Covered

security advisory denial of service update patch important suse openssl

References

* bsc#1216922

Cross-

* CVE-2023-5678

CVSS scores:

* CVE-2023-5678 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2023-5678 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected Products:

* SUSE Enterprise Storage 7.1

* SUSE Linux Enterprise High Performance Computing 15 SP2

* SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2

* SUSE Linux Enterprise High Performance Computing 15 SP3

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP3

* SUSE Linux Enterprise Micro 5.1

* SUSE Linux Enterprise Micro 5.2

* SUSE Linux Enterprise Micro for Rancher 5.2

* SUSE Linux Enterprise Server 15 SP2

* SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2

* SUSE Linux Enterprise Server 15 SP3

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2023:4519-1
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service update patch important suse openssl

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