CVE-2026-90124 irqchip/renesas-rzg2l: Fix loss of interrupt

In the Linux kernel, the following vulnerability has been resolved: irqchip/renesas-rzg2l: Fix loss of interrupt rzg2lclearirqint and rzg2lcleartintint perform a read-modify-write on the ISCR/TSCR status registers to clear the bit for the interrupt just handled. Since these registers are...

CVE-2026-90124

This vulnerability affects the Linux kernel 's irqchip/renesas-rzg2l driver. The functions rzg2l_clear_irq_int() and rzg2l_clear_tint_int() perform a racy read-modify-write on the ISCR/TSCR status registers, which are write-0-to-clear per bit. If another interrupt's status bit is set between the ...