NULL Pointer Dereference in ACRN Hypervisor Affects Virtual Network Functionality
CVE-2021-36147

7.5HIGH

Key Information:

Vendor

Linux
Status
Acrn
Vendor
CVE Published:
2 July 2021

What is CVE-2021-36147?

A vulnerability was identified in the ACRN hypervisor prior to version 2.5, which allows a NULL pointer dereference in the virtio_net_ping_rxq function. This flaw can occur during the processing of virtual queues, potentially leading to unexpected behavior in the virtual network handling. A successful exploitation of this issue could disrupt normal operation, impacting the functionality of virtual network devices.

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References

https://github.com/projectacrn/acrn-hypervisor/pull/6121/...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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