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SUSE dracut Important Root Code Execution Vulnern 2026-2720-1

suse
Calendar Grey July 1, 2026
Dist Suse Esm H88
# Security update for dracut Announcement ID: SUSE-SU-2026:2720-1 Release Date: 2026-07-01T13:15:19Z
An update that solves one vulnerability can now be installed.

Summary

## This update for dracut fixes the following issue * CVE-2026-6893: Root code execution via DHCP options command injection (bsc#1268322). Changes for dracut: * Update to version 055+suse.365.g79144c5: * fix(network-legacy): sanitize DHCP values in dhclient-script.sh (bsc#1268322, CVE-2026-6893) * fix(network-legacy): add input validation to RFC 3442 route parser ## 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 High Performance Computing LTSS 15 SP4 zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-2720=1 * SUSE Linux Enterprise Server 15 SP4 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-2720=1

Topics%20covered

Topics Covered

security advisory update SuSE code execution important dracut

References

* bsc#1268322

Cross-

* CVE-2026-6893

CVSS scores:

* 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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:2720-1
Release Date: 2026-07-01T13:15:19Z
Rating: important

Topics%20covered

Topics Covered

security advisory update SuSE code execution important dracut

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