ASoC: ops: Reject out of bounds values in snd_soc_put_volsw() in Kernel
Summary
GSD-2022-1000135: ASoC: ops: Reject out of bounds values in snd_soc_put_volsw(). Affects Kernel versions < 65a61b1f56f5386486757930069fbdce94af08bf. No fix is published. How to fix ↓
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Background
The Kernel is a critical component of the Linux operating system that acts as a bridge between the hardware and software layers. It provides essential functionalities and services to enable the proper functioning of the system. ASoC (Audio System on Chip) is a subsystem within the Kernel that handles audio-related operations. One of its functions is managing volume controls through the snd_soc_put_volsw() function. However, a vulnerability has been identified in this function that allows out of bounds values to be accepted, potentially leading to security issues.
Vulnerability Detail
The vulnerability in snd_soc_put_volsw() within the ASoC subsystem of the Kernel allows for the acceptance of out of bounds values. This means that an attacker could manipulate the volume control settings beyond the intended range, potentially causing audio-related malfunctions or even triggering security vulnerabilities. The impact and attack plausibility of this vulnerability have not been proven yet, but it is crucial to address it to ensure the integrity and security of the system.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
There is no specific workaround mentioned for this vulnerability. However, users can apply the fix by updating the Kernel as mentioned in the 'how_to_fix' section.
Conclusion
The ASoC vulnerability in the Kernel, specifically in the snd_soc_put_volsw() function, allows for the acceptance of out of bounds values. To mitigate this vulnerability, it is crucial to update the Kernel to version v4.19.228 or later. For further support and assistance in vulnerability remediation, please contact DevNack.com.
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FAQ
The Kernel is a critical component of the Linux operating system that acts as a bridge between the hardware and software layers. It provides essential functionalities and services to enable the proper functioning of the system.
ASoC (Audio System on Chip) is a subsystem within the Kernel that handles audio-related operations.
snd_soc_put_volsw() is a function within the ASoC subsystem that manages volume controls.
The vulnerability allows for the acceptance of out of bounds values in volume control settings, which could lead to audio-related malfunctions or potential security vulnerabilities.
To fix this vulnerability, update the Linux Kernel to version v4.19.228 or later, which includes the necessary fix.
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