CVE-2023-44128: Time-of-check Time-of-use (TOCTOU) Race Condition

he vulnerability is to delete arbitrary files in LGInstallService "com.lge.lginstallservies" app. The app contains the exported "com.lge.lginstallservies.InstallService" service that exposes an AIDL interface. All its "installPackage" methods are finally calling the "installPackageVerify" method...