CVE-2025-70293

Description

An issue was discovered in Denx U-Boot before 2026.04. An integer overflow vulnerability exists in function ext4fs_get_bgdtable, the size calculation can lead to under allocation and this underallocated buffer will be used in memcpy() which could lead to arbitrary code execution, a denial of service, or other unspecified impacts.

References

• http://denx.com
• http://u-boot.com
• https://gist.github.com/c0zy1/4d9648d10a5ff07bda2771ea1298e469