Data Race Vulnerability in af_unix Package
Summary
GSD-2022-1002953: af_unix: Fix a data-race in unix_dgram_peer_wake_me(). Affects Kernel versions >= 7d267278a9ece963d77eefec61630223fce08c6c, < 71e8bfc7f838cabc60cba24e09ca84c4f8321ab2. 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 af_unix package is a part of the Linux Kernel ecosystem and is responsible for handling Unix domain sockets. Unix domain sockets allow communication between processes on the same host using file-like interfaces. The af_unix package provides the necessary functionality for creating, connecting, and managing these sockets. However, a data race vulnerability has been discovered in the package, which can lead to unpredictable behavior and potential security issues.
Vulnerability Detail
The data race vulnerability in the af_unix package specifically affects the unix_dgram_peer_wake_me() function. This vulnerability was introduced in version v4.4 of the Linux Kernel and has been present until version v5.17.14. The vulnerability can be exploited by malicious actors to manipulate the state of the unix_dgram_peer_wake_me() function, leading to potential race conditions and data corruption. The impact and attack plausibility of this vulnerability have not been proven yet, but it is crucial to address it to ensure the stability and security of the system.
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
No specific workaround has been provided for this vulnerability. It is recommended to apply the fix mentioned above by updating the Linux Kernel to the latest version.
Conclusion
The data race vulnerability in the af_unix package poses potential security risks and can result in race conditions and data corruption. It is crucial to update the Linux Kernel to version v5.17.15 or later to mitigate this vulnerability. For further support and assistance in vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for Kernel →
FAQ
The af_unix package is a component of the Linux Kernel that handles Unix domain sockets, facilitating inter-process communication on the same host.
The impact of this vulnerability is not yet proven, but it can potentially lead to race conditions and data corruption, which may have security implications.
To fix this vulnerability, update the Linux Kernel to version v5.17.15 or later, which includes the necessary fix for the data race issue.
No specific workaround has been provided. It is recommended to update the Linux Kernel to the latest version to address the vulnerability.
For more information about this vulnerability, refer to the provided references link and the source link in the database_specific section of this report.
Related vulnerabilities
Recent vulnerabilities recorded for Kernel.
