{"description": "Enable this to turn on sanity checking for notifier call chains. This is most useful for kernel\ndevelopers to make sure that modules properly unregister themselves from notifier chains.\n\nThe configuration that was used to build kernel is available at <tt>/boot/config-*</tt>.\n    To check the configuration value for <tt>CONFIG_DEBUG_NOTIFIERS</tt>, run the following command:\n    <tt>grep CONFIG_DEBUG_NOTIFIERS /boot/config-*</tt>\n    \n    For each kernel installed, a line with value \"y\" should be returned.\n    ", "rationale": "This provides validation of notifier chains, it checks whether the notifiers are from the\nkernel or a module that is still loaded prior to being invoked.", "severity": "low", "references": {"anssi": ["R16"]}, "control_references": {"anssi": ["R16"]}, "components": [], "identifiers": {}, "ocil_clause": "the kernel was not built with the required value", "ocil": "To determine the config value the kernel was built with, run the following command:\n    <pre>$ grep CONFIG_DEBUG_NOTIFIERS /boot/config.*</pre>\n    \n    For each kernel installed, a line with value \"y\" should be returned.\n    ", "oval_external_content": null, "fixtext": "", "checktext": "", "vuldiscussion": "", "srg_requirement": "", "warnings": [{"general": "There is no remediation for this besides re-compiling the kernel with the appropriate value for the config."}], "conflicts": [], "requires": [], "policy_specific_content": {}, "platform": null, "platforms": [], "sce_metadata": {}, "inherited_platforms": ["system_with_kernel"], "cpe_platform_names": [], "inherited_cpe_platform_names": ["system_with_kernel"], "bash_conditional": null, "fixes": {}, "title": "Enable checks on notifier call chains", "definition_location": "/aptdata/openscap/scap-security-guide/linux_os/guide/system/kernel_build_config/kernel_config_debug_notifiers/rule.yml", "template": {"name": "kernel_build_config", "vars": {"config": "CONFIG_DEBUG_NOTIFIERS", "value": "y"}, "backends": {}}}