{"id":"CVE-2024-38663","summary":"blk-cgroup: fix list corruption from resetting io stat","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nblk-cgroup: fix list corruption from resetting io stat\n\nSince commit 3b8cc6298724 (\"blk-cgroup: Optimize blkcg_rstat_flush()\"),\neach iostat instance is added to blkcg percpu list, so blkcg_reset_stats()\ncan't reset the stat instance by memset(), otherwise the llist may be\ncorrupted.\n\nFix the issue by only resetting the counter part.","modified":"2026-03-20T12:37:11.916642Z","published":"2024-06-24T13:50:51.710Z","related":["ALSA-2024:4583","MGASA-2024-0263","MGASA-2024-0266","SUSE-SU-2024:2571-1","SUSE-SU-2024:2896-1","SUSE-SU-2024:2973-1","SUSE-SU-2025:20008-1","SUSE-SU-2025:20028-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/38xxx/CVE-2024-38663.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/6da6680632792709cecf2b006f2fe3ca7857e791"},{"type":"WEB","url":"https://git.kernel.org/stable/c/89bb36c72e1951843f9e04dc84412e31fcc849a9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d4a60298ac34f027a09f8f893fdbd9e06279bb24"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/38xxx/CVE-2024-38663.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-38663"},{"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":"3b8cc6298724021da845f2f9fd7dd4b6829a6817"},{"fixed":"d4a60298ac34f027a09f8f893fdbd9e06279bb24"},{"fixed":"89bb36c72e1951843f9e04dc84412e31fcc849a9"},{"fixed":"6da6680632792709cecf2b006f2fe3ca7857e791"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2024-38663.json"}}],"schema_version":"1.7.5"}