Vulnerability · Published Dec 10, 2025 · Assigned by mitre
CVE-2025-24857
High 7.6
In plain English
A high-severity improper access control in the u-boot package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 19% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.6High
Exploit odds (30 days)0.3%top 80.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Improper access control for volatile memory containing boot code in Universal Boot Loader (U-Boot) before 2017.11 and Qualcomm chips IPQ4019, IPQ5018, IPQ5322, IPQ6018, IPQ8064, IPQ8074, and IPQ9574 could allow an attacker to execute arbitrary code.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | u-boot | 2017.11+dfsg1-2 | DEBIAN-CVE-2025-24857 |
| Debian:13 | u-boot | 2017.11+dfsg1-2 | DEBIAN-CVE-2025-24857 |
| Debian:14 | u-boot | 2017.11+dfsg1-2 | DEBIAN-CVE-2025-24857 |
| Ubuntu:22.04:LTS | boot | no fix listed | UBUNTU-CVE-2025-24857 |
| Ubuntu:24.04:LTS | boot | no fix listed | UBUNTU-CVE-2025-24857 |
| Ubuntu:25.10 | boot | no fix listed | UBUNTU-CVE-2025-24857 |
| Ubuntu:26.04:LTS | boot | no fix listed | UBUNTU-CVE-2025-24857 |
| Ubuntu:26.10 | boot | no fix listed | UBUNTU-CVE-2025-24857 |
Affected products (as reported)
Weakness: CWE-284 · Vector: CVSS:3.1/AC:L/AV:P/A:H/C:H/I:H/PR:N/S:C/UI:N