Vulnerability · Published Aug 5, 2025 · Assigned by mitre
CVE-2025-45512
Medium 6.5
In plain English
A medium-severity command injection in the u-boot package (Debian). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 33% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.4%top 67.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack tooling1Public PoC
Official description
A lack of signature verification in the bootloader of DENX Software Engineering Das U-Boot (U-Boot) v1.1.3 allows attackers to install crafted firmware files, leading to arbitrary code execution.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | u-boot | no fix listed | DEBIAN-CVE-2025-45512 |
| Debian:13 | u-boot | no fix listed | DEBIAN-CVE-2025-45512 |
| Debian:14 | u-boot | no fix listed | DEBIAN-CVE-2025-45512 |
| Ubuntu:22.04:LTS | u-boot | no fix listed | UBUNTU-CVE-2025-45512 |
| Ubuntu:24.04:LTS | u-boot | no fix listed | UBUNTU-CVE-2025-45512 |
| Ubuntu:25.10 | u-boot | no fix listed | UBUNTU-CVE-2025-45512 |
| Ubuntu:26.04:LTS | u-boot | no fix listed | UBUNTU-CVE-2025-45512 |
| Ubuntu:26.10 | u-boot | no fix listed | UBUNTU-CVE-2025-45512 |
| Ubuntu:22.04:LTS | u-boot-nezha | no fix listed | UBUNTU-CVE-2025-45512 |
| Ubuntu:24.04:LTS | u-boot-nezha | no fix listed | UBUNTU-CVE-2025-45512 |
Affected products (as reported)
Weakness: CWE-77 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N