CVE-2022-50615

Summary

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

perf/x86/intel/uncore: Fix reference count leak in snr_uncore_mmio_map()

pci_get_device() will increase the reference count for the returned pci_dev, so snr_uncore_get_mc_dev() will return a pci_dev with its reference count increased. We need to call pci_dev_put() to decrease the reference count. Let's add the missing pci_dev_put().

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxee49532b38dd084650bf715eabe7e3828fb8d275 < d2afced51108813256d8072c6e464b0c9f0bb890affected
LinuxLinuxee49532b38dd084650bf715eabe7e3828fb8d275 < 433bd587dca5c3f7157fef2fe571290cd392cbf6affected
LinuxLinuxee49532b38dd084650bf715eabe7e3828fb8d275 < a67146437b6428069b71a7e5e740a2a8e1c40ac9affected
LinuxLinuxee49532b38dd084650bf715eabe7e3828fb8d275 < dc7f07bc1ebb56a23fd1c4f664db5cbeb8900800affected
LinuxLinuxee49532b38dd084650bf715eabe7e3828fb8d275 < 8ebd16c11c346751b3944d708e6c181ed4746c39affected
LinuxLinux5.3affected
LinuxLinux0 < 5.3unaffected
LinuxLinux5.10.163 <= 5.10.*unaffected
LinuxLinux5.15.86 <= 5.15.*unaffected
LinuxLinux6.0.16 <= 6.0.*unaffected
LinuxLinux6.1.2 <= 6.1.*unaffected
LinuxLinux6.2 <= *unaffected

Weaknesses

References