CVE-2022-50318

Summary

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

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

pci_get_device() will increase the reference count for the returned 'dev'. We need to call pci_dev_put() to decrease the reference count. Since 'dev' is only used in pci_read_config_dword(), let's add pci_dev_put() right after it.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxa8e87042482fd2d31c5cee62875b2ae75759ae8b < 5a96c10a56037db006ba6769307a9731cf6073beaffected
LinuxLinux319a06e58ed7f1443f7133c05513de470f90628d < e293263248f25c6b8aa1caf7c1103d40aa03311eaffected
LinuxLinux6f8315e5d9511ed1cf28ee2afbc9f89ff693de7b < c0539d5d474ee6fa4ebc41f927a0f98f81244f25affected
LinuxLinux9d480158ee86ad606d3a8baaf81e6b71acbfd7d5 < 3485f197518061371568f842405159aa9e4df551affected
LinuxLinux9d480158ee86ad606d3a8baaf81e6b71acbfd7d5 < 48f32b9a74e2ac8e854bb87bfefdbc745125a123affected
LinuxLinux9d480158ee86ad606d3a8baaf81e6b71acbfd7d5 < bd66877c0b3b42eed0ecee0bd2a2a505c1e54177affected
LinuxLinux9d480158ee86ad606d3a8baaf81e6b71acbfd7d5 < 1ff9dd6e7071a561f803135c1d684b13c7a7d01daffected
LinuxLinuxd2c79105a90323a2a93484c85f9ac419ae9b183daffected
LinuxLinux4.19.189 < 4.19.270affected
LinuxLinux5.4.115 < 5.4.229affected
LinuxLinux5.10.33 < 5.10.163affected
LinuxLinux5.11.17 < 5.12affected
LinuxLinux5.12affected
LinuxLinux0 < 5.12unaffected
LinuxLinux4.19.270 <= 4.19.*unaffected
LinuxLinux5.4.229 <= 5.4.*unaffected
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