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

ASoC: SOF: ipc4-topology: Correct the allocation size for bytes controls

The size of the data behind of scontrol->ipc_control_data for bytes
controls is:
[1] sizeof(struct sof_ipc4_control_data) + // kernel only struct
[2] sizeof(struct sof_abi_hdr)) + payload

The max_size specifies the size of [2] and it is coming from topology.

Change the function to take this into account and allocate adequate amount
of memory behind scontrol->ipc_control_data.

With the change we will allocate [1] amount more memory to be able to hold
the full size of data.

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History

Wed, 06 May 2026 13:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-122
CWE-125

Wed, 06 May 2026 12:15:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-topology: Correct the allocation size for bytes controls The size of the data behind of scontrol->ipc_control_data for bytes controls is: [1] sizeof(struct sof_ipc4_control_data) + // kernel only struct [2] sizeof(struct sof_abi_hdr)) + payload The max_size specifies the size of [2] and it is coming from topology. Change the function to take this into account and allocate adequate amount of memory behind scontrol->ipc_control_data. With the change we will allocate [1] amount more memory to be able to hold the full size of data.
Title ASoC: SOF: ipc4-topology: Correct the allocation size for bytes controls
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-05-06T11:32:19.468Z

Reserved: 2026-05-06T11:31:45.509Z

Link: CVE-2025-71286

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-05-06T12:16:27.737

Modified: 2026-05-06T13:07:51.607

Link: CVE-2025-71286

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-06T13:30:04Z

Weaknesses