# Security update for ovmf

Announcement ID: SUSE-SU-2025:0421-1  
Release Date: 2025-02-11T10:28:30Z  
Rating: important  
References:

  * bsc#1218879
  * bsc#1218880
  * bsc#1218881
  * bsc#1218882
  * bsc#1218883
  * bsc#1218884
  * bsc#1218885
  * bsc#1218886
  * bsc#1218887

  
Cross-References:

  * CVE-2023-45229
  * CVE-2023-45230
  * CVE-2023-45231
  * CVE-2023-45232
  * CVE-2023-45233
  * CVE-2023-45234
  * CVE-2023-45235
  * CVE-2023-45236
  * CVE-2023-45237

  
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
  * CVE-2023-45231 ( SUSE ):  6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2023-45231 ( NVD ):  6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2023-45232 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-45232 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-45233 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-45233 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-45234 ( SUSE ):  8.3 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H
  * CVE-2023-45234 ( NVD ):  8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-45235 ( SUSE ):  8.3 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H
  * CVE-2023-45235 ( NVD ):  8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-45236 ( SUSE ):  5.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
  * CVE-2023-45236 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2023-45237 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
  * CVE-2023-45237 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

  
Affected Products:

  * openSUSE Leap 15.6
  * Server Applications Module 15-SP6
  * SUSE Linux Enterprise Desktop 15 SP6
  * SUSE Linux Enterprise Real Time 15 SP6
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6
  * SUSE Package Hub 15 15-SP6

  
  
An update that solves nine vulnerabilities can now be installed.

## Description:

This update for ovmf fixes the following issues:

  * CVE-2023-45229: out-of-bounds read in edk2 when processing IA_NA/IA_TA
    options in DHCPv6 Advertise messages. (bsc#1218879)
  * CVE-2023-45230: buffer overflow in the DHCPv6 client in edk2 via a long
    Server ID option. (bsc#1218880)
  * CVE-2023-45231: out-of-bounds read in edk2 when handling a ND Redirect
    message with truncated options. (bsc#1218881)
  * CVE-2023-45232: infinite loop in edk2 when parsing unknown options in the
    Destination Options header. (bsc#1218882)
  * CVE-2023-45233: infinite loop in edk2 when parsing PadN options in the
    Destination Options header. (bsc#1218883)
  * CVE-2023-45234: buffer overflow in edk2 when processing DNS Servers options
    in a DHCPv6 Advertise message. (bsc#1218884)
  * CVE-2023-45235: buffer overflow in edk2 when handling the Server ID option
    in a DHCPv6 proxy Advertise message. (bsc#1218885)
  * CVE-2023-45236: predictable TCP Initial Sequence Numbers in edk2 network
    packages. (bsc#1218886)
  * CVE-2023-45237: use of a weak pseudorandom number generator in edk2.
    (bsc#1218887)

## 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 15.6  
    zypper in -t patch SUSE-2025-421=1 openSUSE-SLE-15.6-2025-421=1

  * SUSE Package Hub 15 15-SP6  
    zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP6-2025-421=1

  * Server Applications Module 15-SP6  
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP6-2025-421=1

## Package List:

  * openSUSE Leap 15.6 (aarch64 x86_64)
    * ovmf-202308-150600.5.9.1
    * ovmf-tools-202308-150600.5.9.1
  * openSUSE Leap 15.6 (noarch)
    * qemu-ovmf-x86_64-202308-150600.5.9.1
    * qemu-uefi-aarch32-202308-150600.5.9.1
    * qemu-ovmf-ia32-202308-150600.5.9.1
    * qemu-uefi-aarch64-202308-150600.5.9.1
  * openSUSE Leap 15.6 (x86_64)
    * qemu-ovmf-x86_64-debug-202308-150600.5.9.1
  * SUSE Package Hub 15 15-SP6 (noarch)
    * qemu-ovmf-x86_64-202308-150600.5.9.1
    * qemu-uefi-aarch32-202308-150600.5.9.1
    * qemu-uefi-aarch64-202308-150600.5.9.1
  * SUSE Package Hub 15 15-SP6 (x86_64)
    * qemu-ovmf-x86_64-debug-202308-150600.5.9.1
  * Server Applications Module 15-SP6 (aarch64 x86_64)
    * ovmf-202308-150600.5.9.1
    * ovmf-tools-202308-150600.5.9.1
  * Server Applications Module 15-SP6 (noarch)
    * qemu-ovmf-x86_64-202308-150600.5.9.1
    * qemu-uefi-aarch64-202308-150600.5.9.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-45229.html
  * https://www.suse.com/security/cve/CVE-2023-45230.html
  * https://www.suse.com/security/cve/CVE-2023-45231.html
  * https://www.suse.com/security/cve/CVE-2023-45232.html
  * https://www.suse.com/security/cve/CVE-2023-45233.html
  * https://www.suse.com/security/cve/CVE-2023-45234.html
  * https://www.suse.com/security/cve/CVE-2023-45235.html
  * https://www.suse.com/security/cve/CVE-2023-45236.html
  * https://www.suse.com/security/cve/CVE-2023-45237.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1218879
  * https://bugzilla.suse.com/show_bug.cgi?id=1218880
  * https://bugzilla.suse.com/show_bug.cgi?id=1218881
  * https://bugzilla.suse.com/show_bug.cgi?id=1218882
  * https://bugzilla.suse.com/show_bug.cgi?id=1218883
  * https://bugzilla.suse.com/show_bug.cgi?id=1218884
  * https://bugzilla.suse.com/show_bug.cgi?id=1218885
  * https://bugzilla.suse.com/show_bug.cgi?id=1218886
  * https://bugzilla.suse.com/show_bug.cgi?id=1218887