CVE-2026-74225 — U-Boot before 2026.10-rc5 Out-of-Bounds Write via DHCPv6
U-Boot before 2026.10-rc5 contains out-of-bounds memory access in dhcp6_parse_options() that fails to validate SERVERID and CLIENTID option lengths from DHCPv6 packets. Attacker…
Published: 2026-09-29 · CVSS: 7.1 · CVSS 4.0
U-Boot before 2026.10-rc5 contains out-of-bounds memory access in dhcp6_parse_options() that fails to validate SERVERID and CLIENTID option lengths from DHCPv6 packets. Attackers on the local network can send crafted DHCPv6 ADVERTISE or REPLY packets during netboot to corrupt memory and crash the bootloader.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7