vulnerability
Ubuntu: USN-7894-1 (CVE-2023-45236): EDK II vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:P/I:N/A:N) | Jan 16, 2024 | Jun 26, 2025 | Mar 27, 2026 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
Jan 16, 2024
Added
Jun 26, 2025
Modified
Mar 27, 2026
Description
EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This
vulnerability can be exploited by an attacker to gain unauthorized
access and potentially lead to a loss of Confidentiality.
Solutions
ubuntu-upgrade-ovmfubuntu-upgrade-ovmf-ia32ubuntu-upgrade-qemu-efiubuntu-upgrade-qemu-efi-aarch64ubuntu-upgrade-qemu-efi-armubuntu-upgrade-qemu-efi-loongarch64ubuntu-upgrade-qemu-efi-riscv64
References
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.