CVE-2021-47032

Published: Feb 28, 2024Modified: Dec 12, 2024

5.5

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploitability: 1.8 / Impact: 3.6

Source: NVD

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

Affected (3)

Products: Linux: Linux Kernel

Linux

1 product

Linux Kernel

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	From 5.10 to 5.10.37
Linux Linux Kernel	From 5.11 to 5.11.21
Linux Linux Kernel	From 5.12 to 5.12.4

Related CWEs

CWE-401

Missing Release of Memory after Effective Lifetime

The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.

References (8)

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

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

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

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

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

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

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

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

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

Source: af854a3a-2127-422b-91ae-364da2661108

Patch

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

Source: af854a3a-2127-422b-91ae-364da2661108

Patch

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

Source: af854a3a-2127-422b-91ae-364da2661108

Patch

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

Source: af854a3a-2127-422b-91ae-364da2661108

Patch

Timeline

No history available yet.