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CVE-2021-47207 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: gus: fix null pointer dereference on pointer block The pointer block return from snd_gf1_dma_next_block could be null, so there is a potential null pointer dereference issue. Fix this by adding a null check before dereference.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://git.kernel.org/stable/c/16721797dcef2c7c030ffe73a07f39a65f9323c3
https://git.kernel.org/stable/c/16721797dcef2c7c030ffe73a07f39a65f9323c3
https://git.kernel.org/stable/c/1ac6cd87d8ddd36c43620f82c4d65b058f725f0f
https://git.kernel.org/stable/c/1ac6cd87d8ddd36c43620f82c4d65b058f725f0f
https://git.kernel.org/stable/c/3e28e083dcdf03a18a083f8a47b6bb6b1604b5be
https://git.kernel.org/stable/c/3e28e083dcdf03a18a083f8a47b6bb6b1604b5be
https://git.kernel.org/stable/c/542fa721594a02d2aee0370a764d306ef48d030c
https://git.kernel.org/stable/c/542fa721594a02d2aee0370a764d306ef48d030c
https://git.kernel.org/stable/c/a0d21bb3279476c777434c40d969ea88ca64f9aa
https://git.kernel.org/stable/c/a0d21bb3279476c777434c40d969ea88ca64f9aa
https://git.kernel.org/stable/c/ab4c1ebc40f699f48346f634d7b72b9c5193f315
https://git.kernel.org/stable/c/ab4c1ebc40f699f48346f634d7b72b9c5193f315
https://git.kernel.org/stable/c/c6d2cefdd05c4810c416fb8d384b5c377bd977bc
https://git.kernel.org/stable/c/c6d2cefdd05c4810c416fb8d384b5c377bd977bc
https://git.kernel.org/stable/c/cb09c760c201f82df83babc92a5ffea0a01807fc
https://git.kernel.org/stable/c/cb09c760c201f82df83babc92a5ffea0a01807fc

Weakness Enumeration

CWE-ID CWE Name Source

Change History

4 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-47207
NVD Published Date:
04/10/2024
NVD Last Modified:
11/21/2024
Source:
kernel.org