Vulnerability in mxs-saif: Fix refcount leak in mxs_saif_probe
Summary
GSD-2022-1003398: ASoC: mxs-saif: Fix refcount leak in mxs_saif_probe. Affects Kernel versions >= 08641c7c74dddfcd726512edfaa3b4cbe42e523e, < 24491124406666bf0dcb9ee10c5575c6ce6a1730. No fix is published. How to fix ↓
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Background
The mxs-saif package is a component of the ASoC (Audio System on Chip) framework in the Linux Kernel. It provides support for the i.MX23/i.MX28 SAIF (Serial Audio Interface) controller. The SAIF controller is responsible for handling audio data transmission between the system and audio peripherals. The vulnerability in mxs-saif can lead to a refcount leak in the mxs_saif_probe function.
Vulnerability Detail
The vulnerability in mxs-saif occurs due to a refcount leak in the mxs_saif_probe function. This can result in improper handling of reference counts, leading to memory leaks and potential resource exhaustion. An attacker may be able to exploit this vulnerability to cause a denial-of-service condition or potentially execute arbitrary code with elevated privileges. The vulnerability was introduced in version v3.5 of the Linux Kernel and has been fixed in version v5.15.46.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
There is no specific workaround available for this vulnerability. It is recommended to apply the fix mentioned in the 'how_to_fix' section.
Conclusion
The vulnerability in mxs-saif can lead to a refcount leak, potentially causing memory leaks and resource exhaustion. It is crucial to update the Linux Kernel to version v5.15.46 or later to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
mxs-saif is a component of the ASoC framework in the Linux Kernel that provides support for the i.MX23/i.MX28 SAIF controller for audio data transmission.
The vulnerability can lead to a refcount leak, resulting in memory leaks and potential resource exhaustion. It may allow an attacker to cause a denial-of-service condition or execute arbitrary code with elevated privileges.
To fix the vulnerability, update the Linux Kernel to version v5.15.46 or later by obtaining the latest kernel source code and compiling it for the target system.
No, there is no specific workaround available for this vulnerability. Applying the fix mentioned in the 'how_to_fix' section is recommended.
The vulnerability was introduced in version v3.5 of the Linux Kernel and has been fixed in version v5.15.46.
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