CVE-2026-10673 Out-of-bounds write in ADIN2111/ADIN1110 OA SPI Ethernet RX frame reassembly

The Zephyr ADIN2111/ADIN1110 10BASE-T1S/T1L Ethernet driver drivers/ethernet/ethadin2111.c reassembles received Ethernet frames in OPEN Alliance OA SPI mode by copying device-supplied 64-byte data chunks into a fixed static buffer ctx-buf of size CONFIGETHADIN2111BUFFERSIZE default 1524 bytes. In...

CVE-2026-10673

The CVE-2026-10673 affects the Zephyr ADIN2111/ADIN1110 Ethernet driver (drivers/ethernet/eth_adin2111.c) in OA SPI mode. The code reassembles frames by copying device-supplied 64-byte chunks into a fixed buffer (CONFIG_ETH_ADIN2111_BUFFER_SIZE, default 1524) without verifying that the write curs...