CVE-2025-68347

Summary

In the Linux kernel, the following vulnerability has been resolved:

ALSA: firewire-motu: fix buffer overflow in hwdep read for DSP events

The DSP event handling code in hwdep_read() could write more bytes to the user buffer than requested, when a user provides a buffer smaller than the event header size (8 bytes).

Fix by using min_t() to clamp the copy size, This ensures we never copy more than the user requested.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux634ec0b2906efd46f6f57977e172aa3470aca432 < 16620f0617400746984362c3d6ac547eeae1d35faffected
LinuxLinux634ec0b2906efd46f6f57977e172aa3470aca432 < ddd32ec66bc4eb6969fe835e4cc1c0706c6348feaffected
LinuxLinux634ec0b2906efd46f6f57977e172aa3470aca432 < 6275fd726d53a8ec724f20201cf3bd862711e17baffected
LinuxLinux634ec0b2906efd46f6f57977e172aa3470aca432 < 161291bac551821bba98eb4ea84c82338578d1b0affected
LinuxLinux634ec0b2906efd46f6f57977e172aa3470aca432 < cdda0d06f8650e33255f79839f188bbece44117caffected
LinuxLinux634ec0b2906efd46f6f57977e172aa3470aca432 < 210d77cca3d0494ed30a5c628b20c1d95fa04fb1affected
LinuxLinux5.16affected
LinuxLinux0 < 5.16unaffected
LinuxLinux6.1.160 <= 6.1.*unaffected
LinuxLinux6.6.120 <= 6.6.*unaffected
LinuxLinux6.12.63 <= 6.12.*unaffected
LinuxLinux6.17.13 <= 6.17.*unaffected
LinuxLinux6.18.2 <= 6.18.*unaffected
LinuxLinux6.19 <= *unaffected

Weaknesses

References