ASoC: ops: Reject out of bounds values in snd_soc_put_xr_sx()
Summary
GSD-2022-1000111: ASoC: ops: Reject out of bounds values in snd_soc_put_xr_sx(). Affects Kernel versions < 54abca038e287d3746dd40016514670a7f654c5c. No fix is published. How to fix ↓
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Background
The ASoC (Audio System on Chip) is a subsystem in the Linux Kernel that provides support for audio devices integrated into SoCs (System on Chips). It allows for the configuration and control of audio-related operations on these devices. The vulnerability in question affects the ASoC ops (operations) and specifically the snd_soc_put_xr_sx() function. This function is responsible for handling the setting of out-of-bounds values for certain audio parameters. By exploiting this vulnerability, an attacker may be able to manipulate audio settings in a way that could lead to system instability or potential security breaches.
Vulnerability Detail
The vulnerability arises from a lack of proper bounds checking in the snd_soc_put_xr_sx() function. This allows for the acceptance of out-of-bounds values for certain audio parameters, which can have unintended consequences. An attacker could potentially exploit this vulnerability by providing malicious input that exceeds the expected bounds, leading to memory corruption, crashes, or other security issues. It is important to note that the impact and attack plausibility of this vulnerability have not been proven yet.
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. The recommended approach is to apply the fix by updating the Linux Kernel to the patched version.
Conclusion
The ASoC ops vulnerability in the snd_soc_put_xr_sx() function can potentially lead to system instability or security breaches. It is crucial to update the Linux Kernel to the patched version to mitigate this vulnerability. For further support on vulnerability remediation, you can reach out to DevNack.com.
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FAQ
ASoC stands for Audio System on Chip. It is a subsystem in the Linux Kernel that provides support for audio devices integrated into SoCs (System on Chips).
The impact of this vulnerability is not yet proven. However, if successfully exploited, it could lead to system instability or potential security breaches.
To fix this vulnerability, update your Linux Kernel to version v4.14.265 or a later version that includes the fix.
There is no specific workaround mentioned for this vulnerability. It is recommended to apply the fix by updating the Linux Kernel.
For more information, you can refer to the provided references link in the vulnerability details.
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