CVE-2022-49346

Summary

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

net: dsa: lantiq_gswip: Fix refcount leak in gswip_gphy_fw_list

Every iteration of for_each_available_child_of_node() decrements the reference count of the previous node. when breaking early from a for_each_available_child_of_node() loop, we need to explicitly call of_node_put() on the gphy_fw_np. Add missing of_node_put() to avoid refcount leak.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux14fceff4771e51b23b4485b575cf9e5b3414b89b < 7c8df6fad43d9d5d77f281f794b2a93cd02fd1a9affected
LinuxLinux14fceff4771e51b23b4485b575cf9e5b3414b89b < c2ae49a113a5344232f1ebb93bcf18bbd11e9c39affected
LinuxLinux14fceff4771e51b23b4485b575cf9e5b3414b89b < 54d6802c4d83fa8de7696cfec06f475d5fd92d27affected
LinuxLinux14fceff4771e51b23b4485b575cf9e5b3414b89b < 32cd78c5610f02a929f63cac985e73692d05f33eaffected
LinuxLinux14fceff4771e51b23b4485b575cf9e5b3414b89b < 2e007ac6fa7c9c94ad84da075c5c504afad690a0affected
LinuxLinux14fceff4771e51b23b4485b575cf9e5b3414b89b < 0737e018a05e2aa352828c52bdeed3b02cff2930affected
LinuxLinux4.20affected
LinuxLinux0 < 4.20unaffected
LinuxLinux5.4.198 <= 5.4.*unaffected
LinuxLinux5.10.122 <= 5.10.*unaffected
LinuxLinux5.15.47 <= 5.15.*unaffected
LinuxLinux5.17.15 <= 5.17.*unaffected
LinuxLinux5.18.4 <= 5.18.*unaffected
LinuxLinux5.19 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

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

References