CVE-2021-47032

critical

Description

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7915: fix tx skb dma unmap The first pointer in the txp needs to be unmapped as well, otherwise it will leak DMA mapping entries

References

https://git.kernel.org/stable/c/e2cdc9cb33c5963efe1a7c022753386f9463d1b7

https://git.kernel.org/stable/c/7dcf3c04f0aca746517a77433b33d40868ca4749

https://git.kernel.org/stable/c/4e7914ce23306b28d377ec395e00e5fde0e6f96e

https://git.kernel.org/stable/c/4a9dcd6efb2a268fc5707dcfb3b0c412975c4462

Details

Source: Mitre, NVD

Published: 2024-02-28

Updated: 2024-02-28

Risk Information

CVSS v2

Base Score: 8.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:C

Severity: High

CVSS v3

Base Score: 9.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Severity: Critical