CVE-2023-53666

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