UBUNTU-CVE-2022-49616

In the Linux kernel, the following vulnerability has been resolved: ASoC: rt7-sdw: harden jackdetecthandler Realtek headset codec drivers typically check if the card is instantiated before proceeding with the jack detection. The rt700, rt711 and rt711-sdca are however missing a check on the card...

CVE-2022-49616

CVE-2022-49616 affects Linux kernel ASoC Realtek rt7*-sdw headset codecs. The rt700, rt711, and rt711-sdca drivers lacked a null check on the card pointer in jack_detect_handler, allowing potential NULL dereferences during driver bind/unbind tests. Patch/mitigation involves hardened jack_detect_h...