{"id":"CVE-2025-68374","revision":"c47991d4df0a4238aa603755595682dd","records":[{"revision":"c47991d4df0a4238aa603755595682dd","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-68374","aliases":[],"title":"md: fix rcu protection in md_wakeup_thread","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmd: fix rcu protection in md_wakeup_thread\n\nWe attempted to use RCU to protect the pointer 'thread', but directly\npassed the value when calling md_wakeup_thread(). This means that the\nRCU pointer has been acquired before rcu_read_lock(), which renders\nrcu_read_lock() ineffective and could lead to a use-after-free.","state":0,"publishedAt":"2025-12-24T10:33:04.046+00:00","modifiedAt":"2026-10-21T12:38:20.382+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/md/md.c\",\n                        \"drivers/md/md.h\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"4469315439827290923fce4f3f672599cabeb366\",\n                            \"lessThan\": \"dc6d1249ee35c1c76700b4b96281daeb7637bce1\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"4469315439827290923fce4f3f672599cabeb366\",\n                            \"lessThan\": \"21989cb5034c835b212385a2afadf279d8069da0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"4469315439827290923fce4f3f672599cabeb366\",\n                            \"lessThan\": \"a4bd1caf591faeae44cb10b6517e7dacb5139bda\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"4469315439827290923fce4f3f672599cabeb366\",\n                            \"lessThan\": \"f98b191f78124405294481dea85f8a22a3eb0a59\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"4469315439827290923fce4f3f672599cabeb366\",\n                            \"lessThan\": \"0dc76205549b4c25705e54345f211b9f66e018a0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/md/md.c\",\n                        \"drivers/md/md.h\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.5\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.5\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.160\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.63\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.17.13\",\n                            \"lessThanOrEqual\": \"6.17.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.2\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.19\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/dc6d1249ee35c1c76700b4b96281daeb7637bce1","https://git.kernel.org/stable/c/21989cb5034c835b212385a2afadf279d8069da0","https://git.kernel.org/stable/c/a4bd1caf591faeae44cb10b6517e7dacb5139bda","https://git.kernel.org/stable/c/f98b191f78124405294481dea85f8a22a3eb0a59","https://git.kernel.org/stable/c/0dc76205549b4c25705e54345f211b9f66e018a0"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-68374","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-68374","identifiers":["CVE-2025-68374"]},"retained":false,"historicalAffected":[]}],"coverage":[]}