CVE-2022-36648: Null Pointer Dereference
First published: Tue Aug 22 2023(Updated: )
The hardware emulation in the of_dpa_cmd_add_l2_flood of rocker device model in QEMU, as used in 7.0.0 and earlier, allows remote attackers to crash the host qemu and potentially execute code on the host via execute a malformed program in the guest OS.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| QEMU KVM | <=7.0.0 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID of this QEMU hardware emulation vulnerability?
The vulnerability ID is CVE-2022-36648.
What is the severity level of CVE-2022-36648?
CVE-2022-36648 has a severity level of critical.
How does CVE-2022-36648 affect the affected software?
CVE-2022-36648 affects QEMU version 7.0.0 and earlier.
How can a remote attacker exploit CVE-2022-36648?
A remote attacker can exploit CVE-2022-36648 by executing a malformed program in the guest OS, which can crash the host qemu and potentially execute code on the host.
Are there any references available for CVE-2022-36648?
Yes, you can find more information about CVE-2022-36648 in the following references: [Link 1](https://lists.nongnu.org/archive/html/qemu-devel/2022-06/msg04469.html), [Link 2](https://security.netapp.com/advisory/ntap-20231006-0004/).
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