SUSE-IU-2026:3277-1: Security update of suse/sl-micro/6.1/base-os-container

[sle-container-updates at lists.suse.com]

SUSE Image Update Advisory: suse/sl-micro/6.1/base-os-container
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Image Advisory ID : SUSE-IU-2026:3277-1
Image Tags        : suse/sl-micro/6.1/base-os-container:2.2.1 , suse/sl-micro/6.1/base-os-container:2.2.1-5.128 , suse/sl-micro/6.1/base-os-container:latest
Image Release     : 5.128
Severity          : moderate
Type              : security
References        : 1250471 1258074 1260876 1263366 1263367 CVE-2025-5791 CVE-2026-26007
                        CVE-2026-34073 CVE-2026-40355 CVE-2026-40356 
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The container suse/sl-micro/6.1/base-os-container was updated. The following patches have been included in this update:

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Advisory ID: 522
Released:    Sat May  9 17:45:07 2026
Summary:     Security update for krb5
Type:        security
Severity:    moderate
References:  1250471,1258074,1260876,1263366,1263367,CVE-2025-5791,CVE-2026-26007,CVE-2026-34073,CVE-2026-40355,CVE-2026-40356
This update for krb5 fixes the following issues

- CVE-2026-40355: Denial of Service via NULL pointer dereference in NegoEx mechanism (bsc#1263366).
- CVE-2026-40356: Denial of Service via integer underflow and out-of-bounds read (bsc#1263367).


The following package changes have been done:

- SL-Micro-release-6.1-slfo.1.12.37 updated
- krb5-1.21.3-slfo.1.1_4.1 updated
- container:suse-toolbox-image-1.0.0-5.51 updated