CVE-2021-4145
- State
- Published
- Severity
- Not scored
- Published
- Jan 25, 2022
- Updated
- Aug 3, 2024
- Reserved
- Dec 21, 2021
Description
A NULL pointer dereference issue was found in the block mirror layer of QEMU in versions prior to 6.2.0. The `self` pointer is dereferenced in mirror_wait_on_conflicts() without ensuring that it's not NULL. A malicious unprivileged user within the guest could use this flaw to crash the QEMU process on the host when writing data reaches the threshold of mirroring node.
Scores
The record has no CVSS score.
Weaknesses
Affected Products
| Product | Versions |
|---|---|
QEMUn/a |
|
References
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