UBUNTU-CVE-2024-58093

In the Linux kernel, the following vulnerability has been resolved: PCI/ASPM: Fix link state exit during switch upstream function removal Before 456d8aa37d0f "PCI/ASPM: Disable ASPM on MFD function removal to avoid use-after-free", we would free the ASPM link only after the last function on the b...

CVE-2024-58093

CVE-2024-58093 affects the Linux kernel’s PCI/ASPM link state handling. The issue arises when removing functions on a bus with a PCIe switch/MFD: freeing the ASPM link state either too late (function 0 removed last) or too early (before all subordinate links are gone), leading to use-after-free o...