CVE-2021-46965 Information

Description

In the Linux kernel the following vulnerability has been resolved:

mtd: physmap: physmap-bt1-rom: Fix unintentional stack access

Cast &data to (char ) in order to avoid unintentionally accessing the stack.

Notice that data is of type u32 so any increment to &data will be in the order of 4-byte chunks and this piece of code is actually intended to be a byte offset.

Addresses-Coverity-ID: 1497765 (\Out-of-bounds access)

Reference

https://git.kernel.org/stable/c/34ec706bf0b7c4ca249a729c1bcb91f706c7a7be https://git.kernel.org/stable/c/4e4ebb827bf09311469ffd9d0c14ed40ed9747aa https://git.kernel.org/stable/c/4d786870e3262ec098a3b4ed10b895176bc66ecb https://git.kernel.org/stable/c/683313993dbe1651c7aa00bb42a041d70e914925