SUSE 15 SP4 FreeIPMI Important Buffer Overflow Fix CVE-2026-33554
suse
May 7, 2026
An update that solves one vulnerability can now be installed.
Summary
## This update for freeipmi fixes the following issue: * CVE-2026-33554: improper memory handling and data validation can lead to stack buffer overflows and acceptance of malformed payloads/responses (bsc#1260414). ## 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-2026-1755=1 * Basesystem Module 15-SP7 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-1755=1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-1755=1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
Topics Covered
References
* bsc#1260414
Cross-
* CVE-2026-33554
CVSS scores:
* CVE-2026-33554 ( SUSE ): 5.9
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
* CVE-2026-33554 ( SUSE ): 7.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
* CVE-2026-33554 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:
* Basesystem Module 15-SP7
* openSUSE Leap 15.4
* SUSE Linux Enterprise Desktop 15 SP7
* SUSE Linux Enterprise High Performance Computing 15 SP4
* SUSE Linux Enterprise High Performance Computing 15 SP5
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
PREVIOUS
NEXT
Severity
important
Lowest
Low
Medium
High
Critical
Announcement ID: SUSE-SU-2026:1755-1
Release Date: 2026-05-07T13:55:17Z
Rating: important
Topics Covered
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