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openSUSE 15.5: SUSE: 2023:4918-1 critical: openssl-1_1 DoS threat

suse
Calendar Grey December 20, 2023
Dist Suse Esm H88
Patch release for OpenSSL-1_1-Liveupdates tackles CVE-2023-5678 to boost cybersecurity measures.
* bsc#1208755 * bsc#1217151 Cross-References: * CVE-2023-5678

Summary

## This update for openssl-1_1-livepatches fixes the following issues: Security issue fixed: * CVE-2023-5678: Generating excessively long X9.42 DH keys or checking excessively long X9.42 DH keys or parameters may be very slow (bsc#1217151). Other fixes: * Report livepatch number on OpenSSL_version (jsc#7092). * Ensure that livepatches are only installed when fixed version of library is available (bsc#1208755). ## 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: * openSUSE Leap 15.5 zypper in -t patch SUSE-2023-4918=1 * SUSE Linux Enterprise Live Patching 15-SP5 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2023-4918=1 ## Package List:

Topics%20covered

Topics Covered

security advisory critical doS suse openssl live patching

References

* bsc#1208755

* bsc#1217151

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:

* openSUSE Leap 15.5

* SUSE Linux Enterprise High Performance Computing 15 SP5

* SUSE Linux Enterprise Live Patching 15-SP5

* SUSE Linux Enterprise Micro 5.5

* SUSE Linux Enterprise Real Time 15 SP5

* SUSE Linux Enterprise Server 15 SP5

* SUSE Linux Enterprise Server for SAP Applications 15 SP5

An update that solves one vulnerability and has one security fix can now be

installed.

##

* https://www.suse.com/security/cve/CVE-2023-5678.html

* https://bugzilla.suse.com/show_bug.cgi?id=1208755

* https://bugzilla.suse.com/show_bug.cgi?id=1217151

Severity
critical
Lowest
Low
Medium
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Critical

Announcement ID: SUSE-SU-2023:4918-1
Rating: important

Topics%20covered

Topics Covered

security advisory critical doS suse openssl live patching

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