Linux sof_ipc4_bytes_put Heap Buffer Overflow

The vulnerability of the sofipc4bytesput function in the sound/soc/sof/ipc4-control.c component of the Linux operating system is related to the failure to release resources after their useful life has ended. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

CVE-2026-72304

A flaw was found in the Advanced Linux Sound Architecture ALSA System on Chip ASoC Sound Open Firmware SOF ipc4-control component of the Linux kernel. This Time-of-check to time-of-use TOCTOU vulnerability occurs in the sofipc4bytesput function, where the copy size is incorrectly derived from old...

CVE-2026-72304: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-control: Fix TOCTOU in sofipc4bytesput In sofipc4bytesput, the copy size is derived from the old data-size in the buffer rather than the incoming new data's size field from ucontrol. If the new data has a differen...

Linux Kernel Security Vulnerabilities

The Linux kernel version 6.4 contains security vulnerabilities. These vulnerabilities stem from a TOCTOU issue in the sofipc4bytesput function. The copy size is based on the old data-size instead of the new data size, which may lead to truncation of valid data or copying of outdated bytes...