CVE-2022-50161

Summary

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

mtd: maps: Fix refcount leak in of_flash_probe_versatile

of_find_matching_node_and_match() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxb0afd44bc192ff4c0e90a5fc1724350bcfc32b33 < 3c8de6a838b7e0eb392754ac89dd66e698684342affected
LinuxLinuxb0afd44bc192ff4c0e90a5fc1724350bcfc32b33 < 79e57889aa0d92a6d769bad808fb105e7b6ea495affected
LinuxLinuxb0afd44bc192ff4c0e90a5fc1724350bcfc32b33 < 9124d51e01232a91da4034768a2a8d1688472179affected
LinuxLinuxb0afd44bc192ff4c0e90a5fc1724350bcfc32b33 < 52ae2b14f76ef2d490337ddc0037bc37125be7b8affected
LinuxLinuxb0afd44bc192ff4c0e90a5fc1724350bcfc32b33 < 4d67c8f74d804b20febf716ec96e9a475457ec60affected
LinuxLinuxb0afd44bc192ff4c0e90a5fc1724350bcfc32b33 < 5d5ddd8771fa9cabeb247fba5f6ab60d63f3fbceaffected
LinuxLinuxb0afd44bc192ff4c0e90a5fc1724350bcfc32b33 < f516fbb63873ee23cba5b7c3d239677c30f13df8affected
LinuxLinuxb0afd44bc192ff4c0e90a5fc1724350bcfc32b33 < 33ec82a6d2b119938f26e5c8040ed5d92378eb54affected
LinuxLinux4.7affected
LinuxLinux0 < 4.7unaffected
LinuxLinux4.14.291 <= 4.14.*unaffected
LinuxLinux4.19.256 <= 4.19.*unaffected
LinuxLinux5.4.211 <= 5.4.*unaffected
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