ASoC: soc-compress: Null Pointer Dereference Vulnerability
Summary
GSD-2022-1001879: ASoC: soc-compress: prevent the potentially use of null pointer. Affects Kernel versions >= 467fece8fbc6774a3a3bd0981e1a342fb5022706, < fc237b8d624f4bcb0f21a532627ce4e3b3a85569. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
The ASoC (Audio System on Chip) framework in the Linux Kernel provides support for audio devices integrated into SoCs. The soc-compress component within ASoC is responsible for handling audio compression. It allows audio data to be compressed and decompressed by hardware codecs. This vulnerability affects the soc-compress component in the Linux Kernel.
Vulnerability Detail
The soc-compress component in the Linux Kernel is vulnerable to a null pointer dereference. This vulnerability can be exploited by an attacker to cause a denial-of-service condition or potentially execute arbitrary code. The issue arises when a null pointer is dereferenced in certain scenarios, leading to a kernel crash or other unexpected behavior. The vulnerability was introduced in version v5.4 of the Linux Kernel and has been fixed in version v5.15.33.
How To Fix
No fixed version is published for this vulnerability.
Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →
Workaround
There is no known workaround for this vulnerability. It is essential to apply the patch or update the Linux Kernel to the fixed version.
Conclusion
The null pointer dereference vulnerability in soc-compress component of the Linux Kernel can lead to a denial-of-service condition or potential code execution. It is crucial to update the Linux Kernel to version v5.15.33 or later to mitigate this vulnerability. For further assistance or support in vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for Kernel →
FAQ
ASoC (Audio System on Chip) is a framework in the Linux Kernel that provides support for audio devices integrated into SoCs (System on Chips). It enables audio functionality in embedded systems.
soc-compress is a component within the ASoC framework that handles audio compression and decompression using hardware codecs. It allows for efficient audio processing in embedded systems.
A null pointer dereference occurs when a program attempts to access or manipulate memory using a null pointer, which does not point to a valid memory location. This can lead to crashes, unexpected behavior, or security vulnerabilities.
The null pointer dereference vulnerability in soc-compress can result in a denial-of-service condition, causing the affected system to crash or become unresponsive. In certain cases, it may also be possible for an attacker to exploit this vulnerability to execute arbitrary code with kernel privileges.
You can use Vulert's playground (https://vulert.com/scanner) to check if your application or system is affected by this vulnerability. Vulert monitors and alerts in real-time for open-source vulnerabilities without requiring access to the code or installation.
Related vulnerabilities
Recent vulnerabilities recorded for Kernel.
