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Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: firewire-motu: add bounds check in put_user loop for DSP events In the DSP event handling code, a put_user() loop copies event data. When the user buffer size is not aligned to 4 bytes, it could overwrite beyond the buffer boundary. Fix by adding a bounds check before put_user().

PUBLISHED Reserved 2025-12-24 | Published 2026-01-05 | Updated 2026-02-09 | Assigner Linux

Product status

Default status
unaffected

634ec0b2906efd46f6f57977e172aa3470aca432 (git) before ea2c921d9de6e32ca50cb817b9d57bb881be70de
affected

634ec0b2906efd46f6f57977e172aa3470aca432 (git) before 6d4f17782ce4facf3197e79707df411ee3d7b30a
affected

634ec0b2906efd46f6f57977e172aa3470aca432 (git) before 0d71b3c2ed742f1ccb3b0b7a61afb90c0251093f
affected

634ec0b2906efd46f6f57977e172aa3470aca432 (git) before df692cf2b601a54b34edfdb9e683d67483aa8ce1
affected

634ec0b2906efd46f6f57977e172aa3470aca432 (git) before 8f9e51cf2a2a43d0cd72d3dc0b5ccea3f639c187
affected

634ec0b2906efd46f6f57977e172aa3470aca432 (git) before 298e753880b6ea99ac30df34959a7a03b0878eed
affected

Default status
affected

5.16
affected

Any version before 5.16
unaffected

6.1.160 (semver)
unaffected

6.6.120 (semver)
unaffected

6.12.63 (semver)
unaffected

6.17.13 (semver)
unaffected

6.18.2 (semver)
unaffected

6.19 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/ea2c921d9de6e32ca50cb817b9d57bb881be70de

git.kernel.org/...c/6d4f17782ce4facf3197e79707df411ee3d7b30a

git.kernel.org/...c/0d71b3c2ed742f1ccb3b0b7a61afb90c0251093f

git.kernel.org/...c/df692cf2b601a54b34edfdb9e683d67483aa8ce1

git.kernel.org/...c/8f9e51cf2a2a43d0cd72d3dc0b5ccea3f639c187

git.kernel.org/...c/298e753880b6ea99ac30df34959a7a03b0878eed

cve.org (CVE-2025-68753)

nvd.nist.gov (CVE-2025-68753)

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