CVE-2022-50146

Summary

In the Linux kernel, the following vulnerability has been resolved:

PCI: dwc: Deallocate EPC memory on dw_pcie_ep_init() errors

If dw_pcie_ep_init() fails to perform any action after the EPC memory is initialized and the MSI memory region is allocated, the latter parts won't be undone thus causing a memory leak. Add a cleanup-on-error path to fix these leaks.

[bhelgaas: commit log]

Affected Software

VendorProductVersion RangeStatus
LinuxLinux2fd0c9d966cc11bb5f73556dd788d12f501d8755 < e7599a5974d4c64eaae8009c3f2e47b9e3223e07affected
LinuxLinux2fd0c9d966cc11bb5f73556dd788d12f501d8755 < b03a8f1264ea8c363bec9ef6e37b467f27cb04eaaffected
LinuxLinux2fd0c9d966cc11bb5f73556dd788d12f501d8755 < 2d546db5c80c45cac3ccd929550244fd58f4ff58affected
LinuxLinux2fd0c9d966cc11bb5f73556dd788d12f501d8755 < 3b453f5d06d1f1d6b20a75ea51dc7b53ae78f479affected
LinuxLinux2fd0c9d966cc11bb5f73556dd788d12f501d8755 < 8161e9626b50892eaedbd8070ecb1586ecedb109affected
LinuxLinux4.16affected
LinuxLinux0 < 4.16unaffected
LinuxLinux5.10.137 <= 5.10.*unaffected
LinuxLinux5.15.61 <= 5.15.*unaffected
LinuxLinux5.18.18 <= 5.18.*unaffected
LinuxLinux5.19.2 <= 5.19.*unaffected
LinuxLinux6.0 <= *unaffected

Weaknesses

References