CVE-2021-47526

Summary

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

serial: liteuart: Fix NULL pointer dereference in ->remove()

drvdata has to be set in _probe() - otherwise platform_get_drvdata() causes null pointer dereference BUG in _remove().

Affected Software

VendorProductVersion RangeStatus
LinuxLinux1da81e5562fac8286567422cc56a7fbd0dc646d4 < 189c99c629bbf85916c02c153f904649cc0a9d7faffected
LinuxLinux1da81e5562fac8286567422cc56a7fbd0dc646d4 < 0f55f89d98c8b3e12b4f55f71c127a173e29557caffected
LinuxLinux5.11affected
LinuxLinux0 < 5.11unaffected
LinuxLinux5.15.7 <= 5.15.*unaffected
LinuxLinux5.16 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

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

CVE Program Container

Additional References

References