SUSE-SU-2026:4078-1: important: Security update for dracut

SLE-SECURITY-UPDATES null at suse.de
Tue Sep 8 12:32:58 UTC 2026 

# Security update for dracut

Announcement ID: SUSE-SU-2026:4078-1  
Release Date: 2026-09-08T07:13:24Z  
Rating: important  
References:

  * bsc#1268322
  * bsc#1273580

  
Cross-References:

  * CVE-2026-16445
  * CVE-2026-6893

  
CVSS scores:

  * CVE-2026-16445 ( SUSE ):  7.5 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-16445 ( NVD ):  7.5 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-6893 ( SUSE ):  8.7
    CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-6893 ( SUSE ):  8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-6893 ( NVD ):  7.5 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-6893 ( NVD ):  7.5 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/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 Micro 5.3
  * SUSE Linux Enterprise Micro 5.4
  * SUSE Linux Enterprise Micro for Rancher 5.3
  * SUSE Linux Enterprise Micro for Rancher 5.4
  * 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 two vulnerabilities can now be installed.

## Description:

This update for dracut fixes the following issues:

  * CVE-2026-6893: Root code execution via DHCP options command injection
    (bsc#1268322).
  * CVE-2026-16445: Root code execution via DHCP options command injection in
    NetworkManager initrd module (bsc#1273580).

Changes for dracut:

  * Update to version 055+suse.371.g92f67c2:
  * fix(network-legacy): sanitize values written to /tmp/net.${netif}.override
  * fix(network-legacy): sanitize values written to /tmp/net.${netif}.gw
  * fix(network-legacy): sanitize values written to /tmp/net.${netif}.hostname
  * fix(network-legacy): strip DHCP-supplied domain to a safe charset

## 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 Server for SAP Applications 15 SP4  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-4078=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-4078=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-4078=1

  * openSUSE Leap 15.4  
    zypper in -t patch SUSE-2026-4078=1

  * SUSE Linux Enterprise Micro for Rancher 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-4078=1

  * SUSE Linux Enterprise Micro 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-4078=1

  * SUSE Linux Enterprise Micro for Rancher 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-4078=1

  * SUSE Linux Enterprise Micro 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-4078=1

  * SUSE Linux Enterprise Server 15 SP4 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-4078=1

## Package List:

  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64)
    * dracut-fips-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debugsource-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debuginfo-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-ima-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-mkinitrd-deprecated-055+suse.371.g92f67c2-150400.3.55.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64
    x86_64)
    * dracut-fips-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debugsource-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debuginfo-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-ima-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-mkinitrd-deprecated-055+suse.371.g92f67c2-150400.3.55.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64
    x86_64)
    * dracut-fips-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debugsource-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debuginfo-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-ima-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-mkinitrd-deprecated-055+suse.371.g92f67c2-150400.3.55.1
  * openSUSE Leap 15.4 (aarch64 i586 ppc64le s390x x86_64)
    * dracut-fips-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-mkinitrd-deprecated-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debugsource-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debuginfo-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-tools-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-ima-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-extra-055+suse.371.g92f67c2-150400.3.55.1
  * SUSE Linux Enterprise Micro for Rancher 5.3 (aarch64 s390x x86_64)
    * dracut-fips-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debugsource-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debuginfo-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-mkinitrd-deprecated-055+suse.371.g92f67c2-150400.3.55.1
  * SUSE Linux Enterprise Micro 5.3 (aarch64 s390x x86_64)
    * dracut-fips-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debugsource-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debuginfo-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-mkinitrd-deprecated-055+suse.371.g92f67c2-150400.3.55.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (aarch64 s390x x86_64)
    * dracut-fips-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debugsource-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debuginfo-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-mkinitrd-deprecated-055+suse.371.g92f67c2-150400.3.55.1
  * SUSE Linux Enterprise Micro 5.4 (aarch64 s390x x86_64)
    * dracut-fips-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debugsource-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debuginfo-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-mkinitrd-deprecated-055+suse.371.g92f67c2-150400.3.55.1
  * SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)
    * dracut-fips-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debugsource-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-debuginfo-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-ima-055+suse.371.g92f67c2-150400.3.55.1
    * dracut-mkinitrd-deprecated-055+suse.371.g92f67c2-150400.3.55.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-16445.html
  * https://www.suse.com/security/cve/CVE-2026-6893.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1268322
  * https://bugzilla.suse.com/show_bug.cgi?id=1273580

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