Vulnerability in virtio_console package: Assure used length from device is limited
Summary
GSD-2021-1001476: virtio_console: Assure used length from device is limited. Affects Kernel versions < 187f14fb88a9e62d55924748a274816fe6f34de6. No fix is published. How to fix ↓
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Background
The virtio_console package is a component of the Linux Kernel ecosystem. It provides a virtual console interface for communication between the host and guest operating systems in a virtualized environment. This package allows the exchange of data and commands between the host and guest systems. However, a vulnerability has been discovered in the package that could potentially lead to security issues.
Vulnerability Detail
The vulnerability in the virtio_console package arises from an unchecked used length from the device. This means that the package does not properly limit the length of data received from the device, which could result in buffer overflows or other memory-related vulnerabilities. An attacker could exploit this vulnerability to execute arbitrary code, escalate privileges, or cause a denial-of-service condition. The impact and attack plausibility of this vulnerability have not been proven yet.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
There is no specific workaround mentioned for this vulnerability.
Conclusion
The virtio_console package in the Linux Kernel is vulnerable to an unchecked used length from the device. This vulnerability can be mitigated by updating the Kernel to version v4.4.276 or later. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The virtio_console package is a component of the Linux Kernel ecosystem that provides a virtual console interface for communication between the host and guest operating systems in a virtualized environment.
The impact of this vulnerability could include the execution of arbitrary code, privilege escalation, or denial-of-service attacks.
To fix this vulnerability, update the Linux Kernel to version v4.4.276 or later.
No specific workaround has been mentioned for this vulnerability.
For more details about this vulnerability, refer to the source link provided in the database_specific section of the vulnerability details.
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