CVE-2026-46728
Fixed in a distro release EPSS <1%CVSS 8.2
Das U-Boot before 2026.04 allows FIT (Flat Image Tree) signature verification bypass because hashed-nodes is omitted from a hash.
Products: denx u-boot
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 12 | u-boot | 2023.01+dfsg-2+deb12u3 |
| Debian 13 | u-boot | 2025.01-3+deb13u1 |
| Debian 14 | u-boot | 2025.01-3.2 |
| Ubuntu 22.04 LTS | u-boot | no fix |
| Ubuntu 22.04 LTS | u-boot-nezha | no fix |
| Ubuntu 24.04 LTS | u-boot | no fix |
| Ubuntu 24.04 LTS | u-boot-nezha | no fix |
| Ubuntu 25.10 | u-boot | no fix |
| Ubuntu 26.04 LTS | u-boot | no fix |
| Ubuntu 26.10 | u-boot | no fix |
| Ubuntu Pro 16.04 LTS | u-boot | no fix |
| Ubuntu Pro 18.04 LTS | u-boot | no fix |
| Ubuntu Pro 20.04 LTS | u-boot | no fix |