{"id":"CVE-2025-68753","revision":null,"records":[{"revision":"b2f37e4af9de486a8012e4188cce7b9d","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-68753","aliases":[],"title":"ALSA: firewire-motu: add bounds check in put_user loop for DSP events","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: firewire-motu: add bounds check in put_user loop for DSP events\n\nIn the DSP event handling code, a put_user() loop copies event data.\nWhen the user buffer size is not aligned to 4 bytes, it could overwrite\nbeyond the buffer boundary.\n\nFix by adding a bounds check before put_user().","state":0,"publishedAt":"2026-01-05T09:32:27.029+00:00","modifiedAt":"2026-10-19T18:05:06.414+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 \"sound/firewire/motu/motu-hwdep.c\"\n ],\n \"versions\": [\n {\n \"version\": \"634ec0b2906efd46f6f57977e172aa3470aca432\",\n \"lessThan\": \"ea2c921d9de6e32ca50cb817b9d57bb881be70de\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"634ec0b2906efd46f6f57977e172aa3470aca432\",\n \"lessThan\": \"6d4f17782ce4facf3197e79707df411ee3d7b30a\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"634ec0b2906efd46f6f57977e172aa3470aca432\",\n \"lessThan\": \"0d71b3c2ed742f1ccb3b0b7a61afb90c0251093f\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"634ec0b2906efd46f6f57977e172aa3470aca432\",\n \"lessThan\": \"df692cf2b601a54b34edfdb9e683d67483aa8ce1\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"634ec0b2906efd46f6f57977e172aa3470aca432\",\n \"lessThan\": \"8f9e51cf2a2a43d0cd72d3dc0b5ccea3f639c187\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"634ec0b2906efd46f6f57977e172aa3470aca432\",\n \"lessThan\": \"298e753880b6ea99ac30df34959a7a03b0878eed\",\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 \"sound/firewire/motu/motu-hwdep.c\"\n ],\n \"versions\": [\n {\n \"version\": \"5.16\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"5.16\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.1.160\",\n \"lessThanOrEqual\": \"6.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.6.120\",\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":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","score":7.1,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/ea2c921d9de6e32ca50cb817b9d57bb881be70de","https://git.kernel.org/stable/c/6d4f17782ce4facf3197e79707df411ee3d7b30a","https://git.kernel.org/stable/c/0d71b3c2ed742f1ccb3b0b7a61afb90c0251093f","https://git.kernel.org/stable/c/df692cf2b601a54b34edfdb9e683d67483aa8ce1","https://git.kernel.org/stable/c/8f9e51cf2a2a43d0cd72d3dc0b5ccea3f639c187","https://git.kernel.org/stable/c/298e753880b6ea99ac30df34959a7a03b0878eed"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-68753","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-68753","identifiers":["CVE-2025-68753"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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