CVE-2026-64107
kernel: ASoC: codecs: pcm512x: fix null-ptr dereference in pcm512x_overclock_xxx_put()
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · July 19, 2026
Updated · August 13, 2026
Description
A flaw was found in the Linux kernel's Advanced Linux Sound Architecture (ALSA) System on Chip (ASoC) pcm512x chipset driver. This vulnerability occurs due to incorrect handling of kcontrol definitions, leading to a null-pointer dereference. A local attacker could potentially trigger this flaw, causing the system to crash and resulting in a denial of service.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 · NULL Pointer Dereference