CVE-2022-49677

Summary

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

ARM: cns3xxx: Fix refcount leak in cns3xxx_init

of_find_compatible_node() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount leak.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux415f59142d9d9dd023deaeb3b4dfc1aecdd3983c < b8b84e01ca94e2e1f5492353e9c24dab520b2e5baffected
LinuxLinux415f59142d9d9dd023deaeb3b4dfc1aecdd3983c < 45bebbc8cea7d586a6216dc62814bdb380b9b29baffected
LinuxLinux415f59142d9d9dd023deaeb3b4dfc1aecdd3983c < 68d4303bf59662b64bd555e2aa0518282d20aa4faffected
LinuxLinux415f59142d9d9dd023deaeb3b4dfc1aecdd3983c < d1359e4129ad43e43972a28838b87291c51de23daffected
LinuxLinux415f59142d9d9dd023deaeb3b4dfc1aecdd3983c < c980392af1473d6d5662f70d8089c8e6d85144a4affected
LinuxLinux415f59142d9d9dd023deaeb3b4dfc1aecdd3983c < da3ee7cd2f15922ad88a7ca6deee2eafdc7cd214affected
LinuxLinux415f59142d9d9dd023deaeb3b4dfc1aecdd3983c < dc5170aae24e04068fd5ea125d06c0ab51f48a27affected
LinuxLinux415f59142d9d9dd023deaeb3b4dfc1aecdd3983c < 1ba904b6b16e08de5aed7c1349838d9cd0d178c5affected
LinuxLinux3.10affected
LinuxLinux0 < 3.10unaffected
LinuxLinux4.9.321 <= 4.9.*unaffected
LinuxLinux4.14.286 <= 4.14.*unaffected
LinuxLinux4.19.250 <= 4.19.*unaffected
LinuxLinux5.4.202 <= 5.4.*unaffected
LinuxLinux5.10.127 <= 5.10.*unaffected
LinuxLinux5.15.51 <= 5.15.*unaffected
LinuxLinux5.18.8 <= 5.18.*unaffected
LinuxLinux5.19 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References