vulnerability
Ubuntu: USN-6638-1 (CVE-2023-45230): EDK II vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:A/AC:L/Au:N/C:C/I:P/A:C) | Jan 16, 2024 | Feb 15, 2024 | Mar 27, 2026 |
Severity
8
CVSS
(AV:A/AC:L/Au:N/C:C/I:P/A:C)
Published
Jan 16, 2024
Added
Feb 15, 2024
Modified
Mar 27, 2026
Description
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 and/or Availability.
Solutions
ubuntu-upgrade-efi-shell-aa64ubuntu-upgrade-efi-shell-armubuntu-upgrade-efi-shell-x64ubuntu-upgrade-ovmfubuntu-upgrade-qemu-efiubuntu-upgrade-qemu-efi-aarch64ubuntu-upgrade-qemu-efi-arm
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.