An integer overflow in sqfs_resolve_symlink in Das U-Boot before 2025.01-rc1 occurs via a crafted squashfs filesystem with an inode size of 0xffffffff, resulting in a malloc of zero and resultant memory overwrite.
https://www.openwall.com/lists/oss-security/2025/02/17/2
https://source.denx.de/u-boot/u-boot/-/commit/233945eba63e24061dffeeaeb7cd6fe985278356