CVE-2021-47233

Summary

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

regulator: rt4801: Fix NULL pointer dereference if priv->enable_gpios is NULL

devm_gpiod_get_array_optional may return NULL if no GPIO was assigned.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux5bbbfc7f7f0a44b7a85ab3872dd2ccce7019f7b1 < ba8a26a7ce8617f9f3d6230de34b2302df086b41affected
LinuxLinux5bbbfc7f7f0a44b7a85ab3872dd2ccce7019f7b1 < dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1affected
LinuxLinux5bbbfc7f7f0a44b7a85ab3872dd2ccce7019f7b1 < cb2381cbecb81a8893b2d1e1af29bc2e5531df27affected
LinuxLinux5.10affected
LinuxLinux0 < 5.10unaffected
LinuxLinux5.10.46 <= 5.10.*unaffected
LinuxLinux5.12.13 <= 5.12.*unaffected
LinuxLinux5.13 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

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

CVE Program Container

Additional References

References