VULNERABILITY INTELLIGENCE

CVE-2021-47207

CVSS score5.5 MEDIUM
EPSS probability0.23%
CISA KEVNot currently listed
Published2024-04-10
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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.

Weakness classification

  • nvd@nist.gov: CWE-476

Primary references