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OpenAdvisories
High ALSA-2024:1075 2 CVEs

Important: edk2 security update

Published Mar 5, 2024 · Updated Oct 29, 2026

Summary

EDK (Embedded Development Kit) is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM.

Security Fix(es):

* edk2: Buffer overflow in the DHCPv6 client via a long Server ID option (CVE-2023-45230)
* edk2: Buffer overflow when processing DNS Servers option in a DHCPv6 Advertise message (CVE-2023-45234)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Fixed packages 4

ReleasePackageFixed in
AlmaLinux · 9 edk2-aarch64 20230524-4.el9_3.2.alma
AlmaLinux · 9 edk2-ovmf 20230524-4.el9_3.2.alma
AlmaLinux · 9 edk2-tools 20230524-4.el9_3.2.alma
AlmaLinux · 9 edk2-tools-doc 20230524-4.el9_3.2.alma

Vulnerabilities 2

  • High 8.3

    Buffer Overflow in EDK II Network Package

    EDK2's Network Package is susceptible to a buffer overflow vulnerability via a long server ID option in DHCPv6 client. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality, Integrity …

  • High 8.3

    Buffer Overflow in EDK II Network Package

    EDK2's Network Package is susceptible to a buffer overflow vulnerability when processing DNS Servers option from a DHCPv6 Advertise message. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confi…

References

  • report
    https://access.redhat.com/security/cve/CVE-2023-45230
  • report
    https://access.redhat.com/security/cve/CVE-2023-45234
  • report
    https://bugzilla.redhat.com/2258685
  • report
    https://bugzilla.redhat.com/2258697
  • advisory
    https://errata.almalinux.org/9/ALSA-2024-1075.html