CVE-2021-47332

medium

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: usx2y: Don't call free_pages_exact() with NULL address Unlike some other functions, we can't pass NULL pointer to free_pages_exact(). Add a proper NULL check for avoiding possible Oops.

References

https://git.kernel.org/stable/c/cae0cf651adccee2c3f376e78f30fbd788d0829f

https://git.kernel.org/stable/c/bee295f5e03510252d18b25cc1d26230256eb87a

https://git.kernel.org/stable/c/88262229b778f4f7a896da828d966f94dcb35d19

https://git.kernel.org/stable/c/82e5ee742fdd8874fe996181b87fafe1eb5f1196

https://git.kernel.org/stable/c/7d7f30cf182e55023fa8fde4c084b2d37c6be69d

Details

Source: Mitre, NVD

Published: 2024-05-21

Updated: 2024-05-21

Risk Information

CVSS v2

Base Score: 4.6

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

Severity: Medium

CVSS v3

Base Score: 5.5

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

Severity: Medium