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Fixed

LIN1021-13008 : Security Advisory - u-boot - CVE-2024-42040

Created: Jan 6, 2025 Updated: Jun 10, 2026

Resolved Date: Jun 8, 2026

Found In Version: 10.21.20.1

Fix Version: 10.21.20.27

Severity: Standard

Applicable for: Wind River Linux LTS 21

Component/s: Userspace

Description

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.

CVEs

CVE-2024-42040