CVE-2021-47033 Information

Description

In the Linux kernel the following vulnerability has been resolved:

mt76: mt7615: fix tx skb dma unmap

The first pointer in the txp needs to be unmapped as well otherwise it will leak DMA mapping entries

Reference

https://git.kernel.org/stable/c/75bc5f779a7664d1fc19cb915039439c6e58bb94 https://git.kernel.org/stable/c/a025277a80add18c33d01042525a74fe5b875f25 https://git.kernel.org/stable/c/821ae236ccea989a1fcc6abfc4d5b74ad4ba39d2 https://git.kernel.org/stable/c/ebee7885bb12a8fe2c2f9bac87dbd87a05b645f9