title: Race condition vulnerability in Linux kernel sound/hda snd_hdac_regmap_sync
description: A race condition was found in the Linux kernel's sound/hda  device driver in snd_hdac_regmap_sync() function. This can result in a null pointer dereference issue, possibly leading to a kernel panic or denial of service issue.
problem types: CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
affected:
{
collectionURL: https://kernel.org/
defaultStatus: unaffected
modules: sound/hda
packageName: kernel
platforms: [Linux, x86, ARM]
product: Linux kernel
programFiles: https://gitee.com/anolis/cloud-kernel/blob/devel-5.10/sound/hda/hdac_regmap.c
repo: https://gitee.com/anolis/cloud-kernel.git
vendor: Linux
versions:
lessThan: v6.5-rc1, status: affected, version: v5.6-rc1, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: LOCAL
availabilityImpact: HIGH
baseScore: 5.3
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: LOW
scope: CHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:N/I:N/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL
solutions:  https://github.com/torvalds/linux/commit/1f4a08fed450d https://github.com/torvalds/linux/commit/1f4a08fed450d