SUSE CVE-2025-40269

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fix potential overflow of PCM transfer buffer The PCM stream data in USB-audio driver is transferred over USB URB packet buffers, and each packet size is determined dynamically. The packet sizes are limited by so...

CVE-2025-40269

In the Linux kernel ALSA USB audio driver, CVE-2025-40269 describes a buffer overflow in PCM transfer buffers when USB URB packet sizing could exceed the USB descriptor limit (maxpacksize). The underlying issue arose because the code selected packet sizes based on rate and PPS without consistentl...