{"id":"CVE-2023-52704","summary":"freezer,umh: Fix call_usermode_helper_exec() vs SIGKILL","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nfreezer,umh: Fix call_usermode_helper_exec() vs SIGKILL\n\nTetsuo-San noted that commit f5d39b020809 (\"freezer,sched: Rewrite\ncore freezer logic\") broke call_usermodehelper_exec() for the KILLABLE\ncase.\n\nSpecifically it was missed that the second, unconditional,\nwait_for_completion() was not optional and ensures the on-stack\ncompletion is unused before going out-of-scope.","modified":"2026-04-02T09:43:14.877013Z","published":"2024-05-21T15:22:53.343Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52704.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/7f9f6c54da876b3f0bece2b569456ceb96965ed7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/eedeb787ebb53de5c5dcf7b7b39d01bf1b0f037d"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52704.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-52704"},{"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":"f5d39b020809146cc28e6e73369bf8065e0310aa"},{"fixed":"7f9f6c54da876b3f0bece2b569456ceb96965ed7"},{"fixed":"eedeb787ebb53de5c5dcf7b7b39d01bf1b0f037d"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-52704.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}