Buffer Overflow vulnerability in the net/bootp.c in DENEX U-Boot from its initial commit in 2002 (3861aa5) up to today on any platform allows an attacker on the local network to leak memory from four up to 32 bytes of memory stored behind the packet to the network depending on the later use of DHCP-provided parameters via crafted DHCP responses.
Cite this page
CVE-2024-42040. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2024-42040
Use CWE-120, Denx vendor hub and U-Boot product page to widen CVE-2024-42040 into its surrounding weakness, vendor, and product context.
Compare it with CVE-2026-33243, CVE-2022-33967 and CVE-2022-2347 for nearby disclosures in the same product family.