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SUSE: ovmf Important DHCP Memory Issues Patch 2025:03076-1 CVE-2023-45229

suse
Calendar Grey September 4, 2025
Dist Suse Esm H88
Red Hat announces significant update for qemu addressing two vulnerabilities, ensuring system integrity and performance.
* bsc#1218879 * bsc#1218880 Cross-References: * CVE-2023-45229

Summary

## This update for ovmf fixes the following issues: * CVE-2023-45229: Fixed integer underflow when processing IA_NA/IA_TA options in a DHCPv6 Advertise message (bsc#1218879) * CVE-2023-45230: Fixed buffer overflow in the DHCPv6 client via a long Server ID option (bsc#1218880) ## 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 zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2025-3076=1 * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2025-3076=1 ## Package List: * SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 x86_64)

Topics%20covered

Topics Covered

security advisory buffer overflow SuSE memory corruption important DHCP

References

* bsc#1218879

* bsc#1218880

Cross-

* CVE-2023-45229

* CVE-2023-45230

CVSS scores:

* CVE-2023-45229 ( SUSE ): 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

* CVE-2023-45229 ( NVD ): 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

* CVE-2023-45230 ( SUSE ): 8.3 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H

* CVE-2023-45230 ( NVD ): 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-45230 ( NVD ): 8.3 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/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 two vulnerabilities can now be installed.

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:03076-1
Release Date: 2025-09-04T10:51:25Z
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow SuSE memory corruption important DHCP

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