parisc: Fix data TLB miss in sba_unmap_sg
Summary
GSD-2022-1000346: parisc: Fix data TLB miss in sba_unmap_sg. Affects Kernel versions < efccc9b0c7e28d0eb7918a236e59f60dc23db4c3. No fix is published. How to fix ↓
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Background
The parisc package is a component of the Linux Kernel, which is responsible for managing the Parisc architecture. It provides support for Parisc-based systems, including handling system calls, memory management, and device drivers. The vulnerability in question affects the data TLB miss in the sba_unmap_sg function.
Vulnerability Detail
The vulnerability arises from a data TLB miss in the sba_unmap_sg function within the parisc package. This issue could potentially be exploited by an attacker to gain unauthorized access or execute arbitrary code on a Parisc-based system. 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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Conclusion
In conclusion, the parisc package in the Linux Kernel is vulnerable to a data TLB miss in the sba_unmap_sg function. Users should update their Linux Kernel to version v5.4.181 or later to fix this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The parisc package is a component of the Linux Kernel that provides support for Parisc-based systems.
The sba_unmap_sg function is a part of the parisc package and is responsible for handling data TLB misses.
A data TLB miss occurs when the Translation Lookaside Buffer (TLB) does not contain the necessary translation for a memory access, resulting in a performance penalty.
If exploited, this vulnerability could allow an attacker to gain unauthorized access or execute arbitrary code on a Parisc-based system.
No, the impact and attack plausibility of this vulnerability have not been proven yet.
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