CVE-2021-47054

Summary

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

bus: qcom: Put child node before return

Put child node before return to fix potential reference count leak. Generally, the reference count of child is incremented and decremented automatically in the macro for_each_available_child_of_node() and should be decremented manually if the loop is broken in loop body.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux335a127548081322bd2b294d715418648912f20c < a6191e91c10e50bd51db65a00e03d02b6b0cf8c4affected
LinuxLinux335a127548081322bd2b294d715418648912f20c < 94810fc52925eb122a922df7f9966cf3f4ba7391affected
LinuxLinux335a127548081322bd2b294d715418648912f20c < a399dd80e697a02cfb23e2fc09b87849994043d9affected
LinuxLinux335a127548081322bd2b294d715418648912f20c < 3a76ec28824c01b57aa1f0927841d75e4f167cb8affected
LinuxLinux335a127548081322bd2b294d715418648912f20c < 00f6abd3509b1d70d0ab0fbe65ce5685cebed8beaffected
LinuxLinux335a127548081322bd2b294d715418648912f20c < 6b68c03dfc79cd95a58dfd03f91f6e82829a1b0caffected
LinuxLinux335a127548081322bd2b294d715418648912f20c < c6f8e0dc8da1cd78d640dee392071cc2326ec1b2affected
LinuxLinux335a127548081322bd2b294d715418648912f20c < ac6ad7c2a862d682bb584a4bc904d89fa7721af8affected
LinuxLinux4.9affected
LinuxLinux0 < 4.9unaffected
LinuxLinux4.9.269 <= 4.9.*unaffected
LinuxLinux4.14.233 <= 4.14.*unaffected
LinuxLinux4.19.191 <= 4.19.*unaffected
LinuxLinux5.4.119 <= 5.4.*unaffected
LinuxLinux5.10.37 <= 5.10.*unaffected
LinuxLinux5.11.21 <= 5.11.*unaffected
LinuxLinux5.12.4 <= 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