{"id":"CVE-2023-53712","summary":"ARM: 9317/1: kexec: Make smp stop calls asynchronous","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nARM: 9317/1: kexec: Make smp stop calls asynchronous\n\nIf a panic is triggered by a hrtimer interrupt all online cpus will be\nnotified and set offline. But as highlighted by commit 19dbdcb8039c\n(\"smp: Warn on function calls from softirq context\") this call should\nnot be made synchronous with disabled interrupts:\n\n softdog: Initiating panic\n Kernel panic - not syncing: Software Watchdog Timer expired\n WARNING: CPU: 1 PID: 0 at kernel/smp.c:753 smp_call_function_many_cond\n   unwind_backtrace:\n     show_stack\n     dump_stack_lvl\n     __warn\n     warn_slowpath_fmt\n     smp_call_function_many_cond\n     smp_call_function\n     crash_smp_send_stop.part.0\n     machine_crash_shutdown\n     __crash_kexec\n     panic\n     softdog_fire\n     __hrtimer_run_queues\n     hrtimer_interrupt\n\nMake the smp call for machine_crash_nonpanic_core() asynchronous.","modified":"2026-08-12T03:51:32.659450034Z","published":"2025-10-22T13:23:47.100Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53712.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/46870eea5496ff277e86187a49ac5a667cfe60c4"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5590ba4560eefbd19a4ed07c7e7c8e4c51ffc628"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8922ba71c969d2a0c01a94372a71477d879470de"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ee378f45a70d09b51373ba495d30d99ef12219c1"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53712.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53712"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"b23065313297e750edd57ab6edfd36224826724e"},{"fixed":"46870eea5496ff277e86187a49ac5a667cfe60c4"},{"fixed":"ee378f45a70d09b51373ba495d30d99ef12219c1"},{"fixed":"5590ba4560eefbd19a4ed07c7e7c8e4c51ffc628"},{"fixed":"8922ba71c969d2a0c01a94372a71477d879470de"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53712.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.6.38"},{"fixed":"5.15.133"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.55"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.5.5"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53712.json"}}],"schema_version":"1.9.0"}