net/packet: rx_owner_map depends on pg_vec
Summary
GSD-2021-1002676: net/packet: rx_owner_map depends on pg_vec. Affects Kernel versions >= 86137342fd4cf52882842aa8d1318b2661f08e8a, < 027a13973dadb64ef4f19db56c9b619ee82c3375. No fix is published. How to fix ↓
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Background
The net/packet package is a part of the Linux Kernel, which is responsible for handling network packet processing. It provides functionality for receiving and transmitting network packets. The rx_owner_map feature in this package allows mapping of received packets to the owner socket. The pg_vec dependency is a crucial component for this functionality.
Vulnerability Detail
The vulnerability in net/packet arises from the dependency on pg_vec. If this dependency is not properly handled, it can lead to security issues. The impact and attack plausibility of this vulnerability have not been proven yet. However, it is essential to address this vulnerability to ensure the security of the network packet processing functionality.
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 net/packet vulnerability related to the dependency on pg_vec can be mitigated by updating the Linux Kernel to version v5.4.168 or later. This will ensure that the vulnerability is addressed and the network packet processing functionality remains secure. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
net/packet is a package in the Linux Kernel that handles network packet processing, including receiving and transmitting network packets.
rx_owner_map is a feature in the net/packet package that allows mapping of received packets to the owner socket.
pg_vec is a dependency of rx_owner_map in the net/packet package. It is a crucial component for the functionality of mapping received packets to the owner socket.
The impact of this vulnerability is currently unknown, as the attack plausibility has not been proven. However, it is important to address this vulnerability to ensure the security of the network packet processing functionality.
To fix this vulnerability, update the Linux Kernel to version v5.4.168 or later, which includes the necessary fix for handling the dependency on pg_vec.
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