ASoC: soc-compress: Null Pointer Dereference Vulnerability
Summary
GSD-2022-1002107: ASoC: soc-compress: prevent the potentially use of null pointer. Affects Kernel versions >= 467fece8fbc6774a3a3bd0981e1a342fb5022706, < 4639c1d97f385f4784f44d66a3da0672f4951ada. 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
Habilume
Habit tracker with a companion that grows with you
Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent.
Background
The ASoC (Audio System on Chip) framework in the Linux Kernel provides support for audio drivers on various SoC platforms. The soc-compress component within ASoC is responsible for handling audio compression and decompression. It allows audio data to be compressed and transmitted efficiently. However, a vulnerability has been discovered in soc-compress that could lead to a null pointer dereference.
Vulnerability Detail
The vulnerability in soc-compress arises from the potential use of a null pointer. This can occur when certain operations are performed on the audio compression subsystem. An attacker could exploit this vulnerability by sending specially crafted audio data to a vulnerable system, potentially leading to a denial of service (DoS) condition or the execution of arbitrary code.
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 provided fix by updating the Linux Kernel to the recommended version.
Conclusion
The null pointer dereference vulnerability in soc-compress within the ASoC framework can be mitigated by updating the Linux Kernel to version v5.10.110 or later. It is crucial to apply this fix to ensure the security and stability of affected systems. For further support and assistance 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 drivers on various SoC platforms. It enables efficient handling of audio data and facilitates audio compression and decompression.
soc-compress is a component within the ASoC framework that is responsible for audio compression and decompression. It allows audio data to be efficiently compressed and transmitted.
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.
Exploiting this vulnerability could result in a denial of service (DoS) condition, where the affected system becomes unresponsive or crashes. In some cases, an attacker may be able to execute arbitrary code, potentially leading to further compromise of the system.
You can use Vulert's playground at Vulert Scanner to check if your system is affected by this vulnerability. Vulert monitors and alerts in real-time for open-source vulnerabilities, using just a manifest file like package-lock.json.
Related vulnerabilities
Recent vulnerabilities recorded for Kernel.
Habilume
Habit tracker with a companion that grows with you
Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent.
