CVE-2026-80571 | Linux Kernel up to 6.18.45/7.1.9 papr-phy-attest papr_phy_attest_create_handle cmd.length buffer overflow

A vulnerability was found in Linux Kernel up to 6.18.45/7.1.9 and classified as very critical. Affected by this vulnerability is the function papr_phy_attest_create_handle of the component papr-phy-attest. The manipulation of the argument cmd.length results in buffer overflow.

This vulnerability was named CVE-2026-80571. The attack may be performed from remote. There is no available exploit.

It is suggested to upgrade the affected component.VulDB Recent EntriesRead More