CVE-2026-89443

A flaw was found in the Linux kernel's platform/x86 ISST module. The isstifgetperflevelmask and isstifgetbasefreqmask functions fail to validate a user-provided 'level' parameter. A local attacker could exploit this by providing an invalid 'level' value, leading to an out-of-bounds read from the...

CVE-2026-89442

A flaw was found in the Linux kernel. The isstifclosassoc ioctl function in the platform/x86: ISST module contains an improper validation of the socketid. This allows a local attacker to cause an out-of-bounds access or a NULL pointer dereference. This could lead to a system crash, resulting in a...