# DSA-5624-1: edk2 security update

DSA-5624-1, released February 14, 2024, fixes 1 CVE in edk2. None of them is reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/fix/linux/dsa-5624-1
- Platform: Linux
- Released: Feb 14, 2024
- Priority: Routine (Closes CVE-2023-48733)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2023-48733

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [edk2](https://patchblox.com/security/data/product/linux/edk2.md) | Debian 11.6 (bullseye) | 2020.11-2+deb11u2 |
| [edk2](https://patchblox.com/security/data/product/linux/edk2.md) | Debian 12.15 (bookworm) | 2022.11-6+deb12u1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2023-48733](https://patchblox.com/security/data/cve/CVE-2023-48733.md) | Routine | edk2: An insecure default to allow UEFI Shell in EDK2 was left enabled in Ubuntu's EDK2 | 6.7 | 0.0026 |  |

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Data as of 2026-11-07T06:34:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo