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SUSE Linux Micro 6.0 busybox Important Buffer Overflow Vuln 2026-21943-1

suse
Calendar Grey June 2, 2026
Dist Suse Esm H88
Critical busybox security update for SUSE Linux Micro 6.0 addresses important vulnerabilities effectively and securely.
An update that solves one vulnerability can now be installed.

Summary

## This update for busybox fixes the following issue * CVE-2026-29004: a crafted DHCPv6 response can lead to a heap buffer overflow in the DHCPv6 client (bsc#1263989). ## 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 6.0 zypper in -t patch SUSE-SLE-Micro-6.0-735=1 ## Package List: * SUSE Linux Micro 6.0 (aarch64 s390x x86_64) * busybox-1.36.1-4.1

Topics%20covered

Topics Covered

security advisory buffer overflow DoS important busybox SUSE Linux Micro

References

* bsc#1263989

Cross-

* CVE-2026-29004

CVSS scores:

* CVE-2026-29004 ( SUSE ): 7.2

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

* CVE-2026-29004 ( SUSE ): 8.1 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

* CVE-2026-29004 ( NVD ): 7.2

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

* CVE-2026-29004 ( NVD ): 8.1 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Affected Products:

* SUSE Linux Micro 6.0

An update that solves one vulnerability can now be installed.

##

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:21943-1
Release Date: 2026-06-01T10:57:05Z
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow DoS important busybox SUSE Linux Micro

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