CVE-2023-53666

MEDIUM

Linux kernel - Missing Error Handling in ASoC WCD938x MBHC Initialization

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: wcd938x: fix missing mbhc init error handling MBHC initialisation can fail so add the missing error handling to avoid dereferencing an error pointer when later configuring the jack: Unable to handle kernel paging request at virtual address fffffffffffffff8 pc : wcd_mbhc_start+0x28/0x380 [snd_soc_wcd_mbhc] lr : wcd938x_codec_set_jack+0x28/0x48 [snd_soc_wcd938x] Call trace: wcd_mbhc_start+0x28/0x380 [snd_soc_wcd_mbhc] wcd938x_codec_set_jack+0x28/0x48 [snd_soc_wcd938x] snd_soc_component_set_jack+0x28/0x8c [snd_soc_core] qcom_snd_wcd_jack_setup+0x7c/0x19c [snd_soc_qcom_common] sc8280xp_snd_init+0x20/0x2c [snd_soc_sc8280xp] snd_soc_link_init+0x28/0x90 [snd_soc_core] snd_soc_bind_card+0x628/0xbfc [snd_soc_core] snd_soc_register_card+0xec/0x104 [snd_soc_core] devm_snd_soc_register_card+0x4c/0xa4 [snd_soc_core] sc8280xp_platform_probe+0xf0/0x108 [snd_soc_sc8280xp]

Scores

CVSS v3 5.5
EPSS 0.0014
EPSS Percentile 3.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

Status published
Products (15)
linux/Kernel 5.15.0 - 5.15.123linux
linux/Kernel 5.16.0 - 6.1.42linux
linux/Kernel 6.2.0 - 6.4.7linux
Linux/Linux < 5.15
Linux/Linux 5.15
Linux/Linux 5.15.123 - 5.15.*
Linux/Linux 6.1.42 - 6.1.*
Linux/Linux 6.4.7 - 6.4.*
Linux/Linux 6.5
Linux/Linux bcee7ed09b8e70b65d5c04f5d1acd2cf4213c2f3 - 31ee704c84c4bf4df8521ef1478c161f710d0f94
... and 5 more
Published Oct 07, 2025
Tracked Since Feb 18, 2026