kernel: cyttsp4_core: use-after-free in cyttsp4_watchdog_work() Upstream commit: https://github.com/torvalds/linux/commit/dbe836576f12743a7d2d170ad4ad4fd324c4d47a CREATE(Triage):(User=admin) CVE-2023-4134 (https://nvd.nist.gov/vuln/detail/CVE-2023-4134)