{"id":"CVE-2025-68753","summary":"ALSA: firewire-motu: add bounds check in put_user loop for DSP events","details":"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().","modified":"2026-03-31T17:29:57.690081Z","published":"2026-01-05T09:32:27.029Z","related":["SUSE-SU-2026:0278-1","SUSE-SU-2026:0281-1","SUSE-SU-2026:0293-1","SUSE-SU-2026:0315-1","SUSE-SU-2026:20207-1","SUSE-SU-2026:20220-1","SUSE-SU-2026:20228-1","SUSE-SU-2026:20477-1","SUSE-SU-2026:20498-1","SUSE-SU-2026:20845-1","SUSE-SU-2026:20876-1","openSUSE-SU-2026:10039-1","openSUSE-SU-2026:10301-1","openSUSE-SU-2026:20145-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68753.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0d71b3c2ed742f1ccb3b0b7a61afb90c0251093f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/298e753880b6ea99ac30df34959a7a03b0878eed"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6d4f17782ce4facf3197e79707df411ee3d7b30a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8f9e51cf2a2a43d0cd72d3dc0b5ccea3f639c187"},{"type":"WEB","url":"https://git.kernel.org/stable/c/df692cf2b601a54b34edfdb9e683d67483aa8ce1"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ea2c921d9de6e32ca50cb817b9d57bb881be70de"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68753.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-68753"},{"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":"634ec0b2906efd46f6f57977e172aa3470aca432"},{"fixed":"ea2c921d9de6e32ca50cb817b9d57bb881be70de"},{"fixed":"6d4f17782ce4facf3197e79707df411ee3d7b30a"},{"fixed":"0d71b3c2ed742f1ccb3b0b7a61afb90c0251093f"},{"fixed":"df692cf2b601a54b34edfdb9e683d67483aa8ce1"},{"fixed":"8f9e51cf2a2a43d0cd72d3dc0b5ccea3f639c187"},{"fixed":"298e753880b6ea99ac30df34959a7a03b0878eed"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-68753.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.160"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.120"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.63"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.17.13"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.18.0"},{"fixed":"6.18.2"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-68753.json"}}],"schema_version":"1.7.5"}