Out of Bound Access Vulnerability in isofs Package
Summary
GSD-2021-1002145: isofs: Fix out of bound access for corrupted isofs image. Affects Kernel versions < b2fa1f52d22c5455217b294629346ad23a744945. 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 isofs package is a component of the Linux Kernel, which is responsible for handling ISO 9660 file systems. ISO 9660 is a standard file system for optical disc media, commonly used for CDs and DVDs. The isofs package provides support for reading and manipulating ISO 9660 file systems in the Linux operating system. However, a vulnerability has been discovered in the isofs package that allows for out of bound access when processing corrupted isofs images.
Vulnerability Detail
The vulnerability in the isofs package arises from a lack of proper bounds checking when handling corrupted isofs images. An attacker can exploit this vulnerability by crafting a malicious isofs image that triggers an out of bound access. This can lead to various consequences, including potential information disclosure, denial of service, or even remote code execution. The vulnerability has been assigned the ID GSD-2021-1002145 and has been fixed in the Linux Kernel version v5.14.18 by commit b2fa1f52d22c5455217b294629346ad23a744945.
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 fix by updating the Linux Kernel to a patched version.
Conclusion
The isofs package in the Linux Kernel is vulnerable to an out of bound access issue when processing corrupted isofs images. This vulnerability can have severe consequences, including information disclosure, denial of service, or remote code execution. It is crucial to update the Linux Kernel to version v5.14.18 or later to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for Kernel →
FAQ
The isofs package is a component of the Linux Kernel that handles ISO 9660 file systems, commonly used for CDs and DVDs.
The vulnerability allows for out of bound access when processing corrupted isofs images, which can lead to information disclosure, denial of service, or remote code execution.
To fix this vulnerability, update the Linux Kernel to version v5.14.18 or later by applying the necessary patches or waiting for an updated kernel package from your Linux distribution.
No, there is no known workaround for this vulnerability. It is crucial to apply the fix by updating the Linux Kernel.
For more details about this vulnerability, you can refer to the source link provided in the database specific information of the vulnerability ID GSD-2021-1002145.
Related vulnerabilities
Recent vulnerabilities recorded for Kernel.
