CVE-2023-52987
Linux Kernel vulnerability analysis and mitigation

Overview

CVE-2023-52987 is a vulnerability discovered in the Linux kernel, specifically in the ASoC: SOF: ipc4-mtrace component. The vulnerability relates to a potential array underflow in the sofipc4prioritymaskdfs_write() function where the 'id' parameter, which comes from user input, could cause security issues (NVD).

Technical details

The vulnerability stems from a type issue in the Linux kernel's Sound Open Firmware (SOF) IPC4 mtrace functionality. The specific issue occurs in the sofipc4prioritymaskdfs_write() function where the 'id' parameter's type needed to be changed to unsigned to prevent an array underflow condition (NVD).

Impact

The vulnerability could potentially lead to array underflow conditions when processing user-provided input in the affected kernel component (NVD).

Mitigation and workarounds

The issue has been resolved in various Linux distributions. Debian has marked this as fixed in multiple versions including bullseye (5.10.234-1), bookworm (6.1.128-1), and sid/trixie (6.12.21-1). Ubuntu has also addressed this issue across various kernel flavors and versions (Debian Tracker).

Additional resources


SourceThis report was generated using AI

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