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SUSE: 2024:2305-1 Important: KRB5 Security Updates for Memory Errors

suse
Calendar Grey July 5, 2024
Dist Suse Esm H88
Crucial enhancements for krb5 tackling significant vulnerabilities in SUSE environments. Verify that your deployments are up-to-date.
* bsc#1227186 * bsc#1227187 Cross-References: * CVE-2024-37370

Summary

## This update for krb5 fixes the following issues: * CVE-2024-37370: Fixed confidential GSS krb5 wrap tokens with invalid fields were errouneously accepted (bsc#1227186). * CVE-2024-37371: Fixed invalid memory read when processing message tokens with invalid length fields (bsc#1227187). ## 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 High Performance Computing 15 SP2 LTSS 15-SP2 zypper in -t patch SUSE-SLE-Product-HPC-15-SP2-LTSS-2024-2305=1 * SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 zypper in -t patch SUSE-SLE-Product-SLES-15-SP2-LTSS-2024-2305=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP2

Topics%20covered

Topics Covered

security advisory buffer overflow important SUSE krb5 authentication fix memory error

References

* bsc#1227186

* bsc#1227187

Cross-

* CVE-2024-37370

* CVE-2024-37371

CVSS scores:

* CVE-2024-37370 ( SUSE ): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H

* CVE-2024-37371 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products:

* SUSE Linux Enterprise High Performance Computing 15 SP2

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

* SUSE Linux Enterprise Server 15 SP2

* SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2

* SUSE Linux Enterprise Server for SAP Applications 15 SP2

An update that solves two vulnerabilities can now be installed.

##

* https://www.suse.com/security/cve/CVE-2024-37370.html

* https://www.suse.com/security/cve/CVE-2024-37371.html

* https://bugzilla.suse.com/show_bug.cgi?id=1227186

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2024:2305-1
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow important SUSE krb5 authentication fix memory error

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