SUSE-SU-2026:2204-1: important: Security update for busybox

SLE-UPDATES null at suse.de
Mon Jun 1 16:30:30 UTC 2026 

# Security update for busybox

Announcement ID: SUSE-SU-2026:2204-1  
Release Date: 2026-06-01T10:04:56Z  
Rating: important  
References:

  * bsc#1263989

  
Cross-References:

  * 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:

  * openSUSE Leap 15.4
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server 15 SP4 LTSS
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4

  
  
An update that solves one vulnerability can now be installed.

## Description:

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:

  * openSUSE Leap 15.4  
    zypper in -t patch SUSE-2026-2204=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-2204=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-2204=1

  * SUSE Linux Enterprise Server 15 SP4 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-2204=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP4  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-2204=1

## Package List:

  * openSUSE Leap 15.4 (noarch)
    * busybox-net-tools-1.35.0-150400.4.7.1
    * busybox-gzip-1.35.0-150400.4.7.1
    * busybox-tar-1.35.0-150400.4.7.1
    * busybox-adduser-1.35.0-150400.4.7.1
    * busybox-diffutils-1.35.0-150400.4.7.1
    * busybox-sendmail-1.35.0-150400.4.7.1
    * busybox-patch-1.35.0-150400.4.7.1
    * busybox-sh-1.35.0-150400.4.7.1
    * busybox-iputils-1.35.0-150400.4.7.1
    * busybox-misc-1.35.0-150400.4.7.1
    * busybox-ncurses-utils-1.35.0-150400.4.7.1
    * busybox-less-1.35.0-150400.4.7.1
    * busybox-syslogd-1.35.0-150400.4.7.1
    * busybox-dos2unix-1.35.0-150400.4.7.1
    * busybox-sysvinit-tools-1.35.0-150400.4.7.1
    * busybox-telnet-1.35.0-150400.4.7.1
    * busybox-vlan-1.35.0-150400.4.7.1
    * busybox-man-1.35.0-150400.4.7.1
    * busybox-vi-1.35.0-150400.4.7.1
    * busybox-gawk-1.35.0-150400.4.7.1
    * busybox-util-linux-1.35.0-150400.4.7.1
    * busybox-findutils-1.35.0-150400.4.7.1
    * busybox-kbd-1.35.0-150400.4.7.1
    * busybox-xz-1.35.0-150400.4.7.1
    * busybox-grep-1.35.0-150400.4.7.1
    * busybox-links-1.35.0-150400.4.7.1
    * busybox-hostname-1.35.0-150400.4.7.1
    * busybox-psmisc-1.35.0-150400.4.7.1
    * busybox-time-1.35.0-150400.4.7.1
    * busybox-netcat-1.35.0-150400.4.7.1
    * busybox-procps-1.35.0-150400.4.7.1
    * busybox-unzip-1.35.0-150400.4.7.1
    * busybox-bc-1.35.0-150400.4.7.1
    * busybox-policycoreutils-1.35.0-150400.4.7.1
    * busybox-bzip2-1.35.0-150400.4.7.1
    * busybox-bind-utils-1.35.0-150400.4.7.1
    * busybox-coreutils-1.35.0-150400.4.7.1
    * busybox-tunctl-1.35.0-150400.4.7.1
    * busybox-attr-1.35.0-150400.4.7.1
    * busybox-selinux-tools-1.35.0-150400.4.7.1
    * busybox-traceroute-1.35.0-150400.4.7.1
    * busybox-cpio-1.35.0-150400.4.7.1
    * busybox-which-1.35.0-150400.4.7.1
    * busybox-sharutils-1.35.0-150400.4.7.1
    * busybox-whois-1.35.0-150400.4.7.1
    * busybox-kmod-1.35.0-150400.4.7.1
    * busybox-wget-1.35.0-150400.4.7.1
    * busybox-iproute2-1.35.0-150400.4.7.1
    * busybox-ed-1.35.0-150400.4.7.1
    * busybox-sed-1.35.0-150400.4.7.1
    * busybox-tftp-1.35.0-150400.4.7.1
  * openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)
    * busybox-testsuite-1.35.0-150400.3.17.1
    * busybox-1.35.0-150400.3.17.1
    * busybox-static-1.35.0-150400.3.17.1
  * openSUSE Leap 15.4 (aarch64 x86_64 i586)
    * busybox-warewulf3-1.35.0-150400.3.17.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64
    x86_64)
    * busybox-1.35.0-150400.3.17.1
    * busybox-static-1.35.0-150400.3.17.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64
    x86_64)
    * busybox-1.35.0-150400.3.17.1
    * busybox-static-1.35.0-150400.3.17.1
  * SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)
    * busybox-1.35.0-150400.3.17.1
    * busybox-static-1.35.0-150400.3.17.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64)
    * busybox-1.35.0-150400.3.17.1
    * busybox-static-1.35.0-150400.3.17.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-29004.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1263989

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