CVE-2026-90585

The Renesas RA SCI UART driver's receive-error ISR, uartrascieriisr in drivers/serial/uartrenesasrasci.c, acknowledged the error condition only when a Zephyr interrupt-driven callback had already been registered. With CONFIGUARTINTERRUPTDRIVEN=y and CONFIGUARTASYNCAPI=n, if data-usercb is NULL th...

EUVD-2026-120486

The Renesas RA SCI UART driver's receive-error ISR, uartrascieriisr in drivers/serial/uartrenesasrasci.c, acknowledged the error condition only when a Zephyr interrupt-driven callback had already been registered. With CONFIGUARTINTERRUPTDRIVEN=y and CONFIGUARTASYNCAPI=n, if data-usercb is NULL th...

PT-2026-141161

The Renesas RA SCI UART driver's receive-error ISR, uart ra sci eri isr in drivers/serial/uart renesas ra sci.c, acknowledged the error condition only when a Zephyr interrupt-driven callback had already been registered. With CONFIG UART INTERRUPT DRIVEN=y and CONFIG UART ASYNC API=n, if data-user...

CVE-2026-90585: zephyrproject zephyr: The Renesas RA SCI UART driver's receive-error ISR, uart_ra_sci_eri_isr() in drivers/serial/uart_renesas_ra_sci.c,…

The Renesas RA SCI UART driver's receive-error ISR, uartrascieriisr in drivers/serial/uartrenesasrasci.c, acknowledged the error condition only when a Zephyr interrupt-driven callback had already been registered. With CONFIGUARTINTERRUPTDRIVEN=y and CONFIGUARTASYNCAPI=n, if data-usercb is NULL th...