CVE-2023-48426
Publication date 5 April 2024
Last updated 26 August 2025
Ubuntu priority
Description
u-boot bug that allows for u-boot shell and interrupt over UART
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| u-boot | 24.04 LTS noble |
Not affected
|
| 22.04 LTS jammy |
Not affected
|
|
| 20.04 LTS focal |
Not affected
|
|
| 18.04 LTS bionic |
Not affected
|
|
| 16.04 LTS xenial |
Not affected
|
|
| u-boot-nezha | 24.04 LTS noble |
Not affected
|
| 22.04 LTS jammy |
Not affected
|
|
| 20.04 LTS focal | Not in release |
Notes
mdeslaur
This is a chromecast issue, likely doesn't affected u-boot in Ubuntu. Marking as not-affected.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
10.0 · Critical
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Changed |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |