high7.1
CVE-2026-74225
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…
Impact
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.
Affected products
| Product | Affected versions |
|---|---|
| U-Boot | before 2026.10-rc5 |
Versions were read from the advisory text. No structured product data has been published for this record yet.