CVE-2025-21831 PCI: Avoid putting some root ports into D3 on TUXEDO Sirius Gen1

In the Linux kernel, the following vulnerability has been resolved: PCI: Avoid putting some root ports into D3 on TUXEDO Sirius Gen1 commit 9d26d3a8f1b0 "PCI: Put PCIe ports into D3 during suspend" sets the policy that all PCIe ports are allowed to use D3. When the system is suspended if the port...

CVE-2025-21831

In the Linux kernel, the following vulnerability has been resolved: PCI: Avoid putting some root ports into D3 on TUXEDO Sirius Gen1 commit 9d26d3a8f1b0 "PCI: Put PCIe ports into D3 during suspend" sets the policy that all PCIe ports are allowed to use D3. When the system is suspended if the port...

CVE-2025-21831

CVE-2025-21831 covers a Linux kernel PCI issue: on some TUXEDO Sirius Gen1 systems, a BIOS-specific wakeup failure caused suspend-time root-port D3hot entry. Root cause is a policy change from commit 9d26d3a8f1b0 that allowed all PCIe ports to enter D3, which could hang on resume for the affected...