This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2025-70293 →

DEBIAN-CVE-2025-70293

An issue was discovered in Denx U-Boot before 2026.04. An integer overflow vulnerability exists in function ext4fs_get_bgdtable, the size calculation...

Original description

The description as published by the source.

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.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 u-boot

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Debian:13 u-boot

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Debian:14 u-boot

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

References

advisory security-tracker.debian.org