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SUSE: 2025:2025-2 Critical: Bind Security Vulnerability Resolutions

suse
Calendar Grey June 3, 2024
Dist Suse Esm H88
Canonical releases critical updates to address vulnerabilities in OpenSSH, impacting various Linux versions and mitigating remote access exploits.
* bsc#1219823 * bsc#1219826 * bsc#1219851 Cross-References:

Summary

## This update for bind fixes the following issues: * CVE-2023-50387: Fixed validating DNS messages containing a lot of DNSSEC signatures that could have let to a denial-of-service (bsc#1219823). * CVE-2023-50868: Fixed NSEC3 closest encloser proof that could have let to a denial-of-service (bsc#1219826). * CVE-2023-4408: Fixed parsing DNS messages with many different names that could have let to a denial-of-service (bsc#1219851). ## 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 Software Development Kit 12 SP5 zypper in -t patch SUSE-SLE-SDK-12-SP5-2024-1894=1 * SUSE Linux Enterprise High Performance Computing 12 SP5

Topics%20covered

Topics Covered

security advisory denial of service update bind important software fix SUSE Linux Enterprise

References

* bsc#1219823

* bsc#1219826

* bsc#1219851

Cross-

* CVE-2023-4408

* CVE-2023-50387

* CVE-2023-50868

CVSS scores:

* CVE-2023-4408 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2023-50387 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2023-50387 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2023-50868 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

* SUSE Linux Enterprise High Performance Computing 12 SP5

* SUSE Linux Enterprise Server 12 SP5

* SUSE Linux Enterprise Server for SAP Applications 12 SP5

* SUSE Linux Enterprise Software Development Kit 12 SP5

An update that solves three vulnerabilities can now be installed.

##

* https://www.suse.com/security/cve/CVE-2023-4408.html

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2024:1894-1
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service update bind important software fix SUSE Linux Enterprise

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