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SUSE 2026-0212-1 Critical Patch for ovmf Buffer Overflow Issue

suse
Calendar Grey January 22, 2026
Dist Suse Esm H88
A crucial update for openSUSE fixing an important buffer overflow vulnerability in ovmf. Update recommended.
An update that solves one vulnerability can now be installed.

Summary

## This update for ovmf fixes the following issues: * CVE-2022-36765: Fixed integer overflow to buffer overflow via local network vulnerability (bsc#1218680). ## 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-2026-212=1 * SUSE Linux Enterprise Micro for Rancher 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2026-212=1 * SUSE Linux Enterprise Micro 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2026-212=1 * SUSE Linux Enterprise Micro for Rancher 5.4 zypper in -t patch SUSE-SLE-Micro-5.4-2026-212=1 * SUSE Linux Enterprise Micro 5.4 zypper in -t patch SUSE-SLE-Micro-5.4-2026-212=1

Topics%20covered

Topics Covered

security advisory buffer overflow software update important OpenSUSE local network issue

References

* bsc#1218680

Cross-

* CVE-2022-36765

CVSS scores:

* CVE-2022-36765 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H

* CVE-2022-36765 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2022-36765 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:0212-1
Release Date: 2026-01-22T12:08:35Z
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow software update important OpenSUSE local network issue

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