CVE-2026-33243 barebox: FIT Signature Verification Bypass Vulnerability

barebox is a bootloader. In barebox from version 2016.03.0 to before version 2026.03.1 and the corresponding backport to 2025.09.3, an attacker could exploit a FIT signature verification vulnerability to trick the bootloader into booting different images than those that were verified as part of a...

PT-2026-26702

Name of the Vulnerable Software and Affected Versions barebox versions 2016.03.0 through 2025.09.2 barebox versions 2025.10.0 through 2026.03.0 Description barebox is a bootloader. When creating a FIT Firmware Image Table, the mkimage1 function sets the hashed-nodes property of the FIT signature...