CVE-2021-47432 Information

Description

In the Linux kernel the following vulnerability has been resolved:

lib/generic-radix-tree.c: Don’t overflow in peek()

When we started spreading new inode numbers throughout most of the 64 bit inode space that triggered some corner case bugs in particular some integer overflows related to the radix tree code. Oops.

Reference

https://git.kernel.org/stable/c/784d01f9bbc282abb0c5ade5beb98a87f50343ac https://git.kernel.org/stable/c/ec298b958cb0c40d70c68079da933c8f31c5134c https://git.kernel.org/stable/c/aa7f1827953100cdde0795289a80c6c077bfe437 https://git.kernel.org/stable/c/9492261ff2460252cf2d8de89cdf854c7e2b28a0