CVE-2021-47054 Information

Description

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.

Reference

https://git.kernel.org/stable/c/a6191e91c10e50bd51db65a00e03d02b6b0cf8c4 https://git.kernel.org/stable/c/94810fc52925eb122a922df7f9966cf3f4ba7391 https://git.kernel.org/stable/c/a399dd80e697a02cfb23e2fc09b87849994043d9 https://git.kernel.org/stable/c/3a76ec28824c01b57aa1f0927841d75e4f167cb8 https://git.kernel.org/stable/c/00f6abd3509b1d70d0ab0fbe65ce5685cebed8be https://git.kernel.org/stable/c/6b68c03dfc79cd95a58dfd03f91f6e82829a1b0c https://git.kernel.org/stable/c/c6f8e0dc8da1cd78d640dee392071cc2326ec1b2 https://git.kernel.org/stable/c/ac6ad7c2a862d682bb584a4bc904d89fa7721af8