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SUSE: OVMF Important Buffer Overflow Fix CVE-2022-36765 2026:0121-1

suse
Calendar Grey January 14, 2026
Dist Suse Esm H88
SUSE releases important update for ovmf fixing a buffer overflow vulnerability that can be exploited via local network access.
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: * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-121=1 * SUSE Linux Enterprise Server 12 SP5 LTSS zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2026-121=1 ## Package List: * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64) * ovmf-2017+git1510945757.b2662641d5-3.49.1 * ovmf-tools-2017+git1510945757.b2662641d5-3.49.1

Topics%20covered

Topics Covered

security advisory buffer overflow SuSE important network issue ovmf

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:

* SUSE Linux Enterprise High Performance Computing 12 SP5

* SUSE Linux Enterprise Server 12 SP5

* SUSE Linux Enterprise Server 12 SP5 LTSS

* SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security

* SUSE Linux Enterprise Server for SAP Applications 12 SP5

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2022-36765.html

* https://bugzilla.suse.com/show_bug.cgi?id=1218680

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:0121-1
Release Date: 2026-01-14T06:47:27Z
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow SuSE important network issue ovmf

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