CVE-2026-89728

A flaw was found in the Linux kernel's I3C Renesas driver. When the I3C bus is empty and software initiates Dynamic Address Assignment DAA, an out-of-bounds access can occur. This is due to an incorrect calculation of the newly discovered devices bitmask, which can lead to system instability or...

CVE-2026-89728

In the Linux kernel, the following vulnerability has been resolved: i3c: renesas: Fix out-of-bounds access for newdevs mask When software initiates DAA Dynamic Address Assignment, the controller reports the result via the NRSPQP Normal Response Queue Port Register. The data length field of the...

CVE-2026-89728

This vulnerability affects the Linux kernel 's Renesas I3C driver (i3c:renesas). During Dynamic Address Assignment (DAA) , the controller reports results via the NRSPQP register. When the I3C bus is empty , the data length field in the response descriptor returns the controller's maximum device c...

CVE-2026-89728 i3c: renesas: Fix out-of-bounds access for newdevs mask

In the Linux kernel, the following vulnerability has been resolved: i3c: renesas: Fix out-of-bounds access for newdevs mask When software initiates DAA Dynamic Address Assignment, the controller reports the result via the NRSPQP Normal Response Queue Port Register. The data length field of the...