CVE-2022-49681

Summary

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

xtensa: xtfpga: Fix refcount leak bug in setup

In machine_setup(), of_find_compatible_node() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux33c760fbb7a8fa46314437746dd7f5540da5498e < b12d5c52f073a0420622aaf2f21b615cce8b36ccaffected
LinuxLinux33c760fbb7a8fa46314437746dd7f5540da5498e < 35d7e961be68732eb3acaeba81fb81ca16eafd05affected
LinuxLinux33c760fbb7a8fa46314437746dd7f5540da5498e < 0715d0e60052662c3f225342062f174dd721d1c7affected
LinuxLinux33c760fbb7a8fa46314437746dd7f5540da5498e < a52972ee706b438302eb0350e61f378eb191e3d1affected
LinuxLinux33c760fbb7a8fa46314437746dd7f5540da5498e < 6c0839cf1b9e1b3c88da6af76794583cbfae8da3affected
LinuxLinux33c760fbb7a8fa46314437746dd7f5540da5498e < 0162451723178602c37f0555d235dfa17e486112affected
LinuxLinux33c760fbb7a8fa46314437746dd7f5540da5498e < 9b30c5c8884eda3f541229899671cebbad15979baffected
LinuxLinux33c760fbb7a8fa46314437746dd7f5540da5498e < 173940b3ae40114d4179c251a98ee039dc9cd5b3affected
LinuxLinux3.8affected
LinuxLinux0 < 3.8unaffected
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