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SUSE Linux Micro 6.1 krb5 Important Integer Underflow Fix 2026-22450-1

suse
Calendar Grey July 3, 2026
Dist Suse Esm H88
SUSE Linux Micro 6.1 security update fixes integer underflow vulnerability in krb5. Immediate patch recommended for stability.
An update that solves one vulnerability can now be installed.

Summary

## This update for krb5 fixes the following issue * CVE-2026-11850: integer underflow in berval2tl_data() leads to heap out-of- bounds read (bsc#1268131). ## 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 Micro 6.1 zypper in -t patch SUSE-SLE-Micro-6.1-602=1 ## Package List: * SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64) * krb5-client-debuginfo-1.21.3-slfo.1.1_5.1 * krb5-client-1.21.3-slfo.1.1_5.1 * krb5-debugsource-1.21.3-slfo.1.1_5.1 * krb5-1.21.3-slfo.1.1_5.1 * krb5-debuginfo-1.21.3-slfo.1.1_5.1

Topics%20covered

Topics Covered

security advisory SuSE important krb5 integer underflow heap

References

* bsc#1268131

Cross-

* CVE-2026-11850

CVSS scores:

* CVE-2026-11850 ( SUSE ): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H

* CVE-2026-11850 ( NVD ): 5.0 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:H

Affected Products:

* SUSE Linux Micro 6.1

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2026-11850.html

* https://bugzilla.suse.com/show_bug.cgi?id=1268131

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:22450-1
Release Date: 2026-06-30T09:20:36Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE important krb5 integer underflow heap

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