EUVD-2026-76499

In the Linux kernel, the following vulnerability has been resolved: ACPI: pfrupdate: fix stack buffer overflow in querycapability querycapability copies four ACPI buffer objects returned by the firmware DSM into fixed-size u816 fields in struct pfruupdatecapinfo using memcpy with the...

CVE-2026-89587 ACPI: pfr_update: fix stack buffer overflow in query_capability()

In the Linux kernel, the following vulnerability has been resolved: ACPI: pfrupdate: fix stack buffer overflow in querycapability querycapability copies four ACPI buffer objects returned by the firmware DSM into fixed-size u816 fields in struct pfruupdatecapinfo using memcpy with the...

CVE-2026-89587

CVE-2026-89587 is a stack buffer overflow in the Linux kernel's ACPI pfr_update driver. The function query_capability() copies four firmware-supplied ACPI _DSM buffer objects into fixed-size u8[16] fields of the stack-allocated struct pfru_update_cap_info using memcpy with the firmware-provided l...

PT-2026-90303

In the Linux kernel, the following vulnerability has been resolved: ACPI: pfr update: fix stack buffer overflow in query capability query capability copies four ACPI buffer objects returned by the firmware DSM into fixed-size u816 fields in struct pfru update cap info using memcpy with the...