CVE-2021-4206
- State
- Published
- Severity
- Not scored
- Published
- Apr 29, 2022
- Updated
- Mar 21, 2025
- Reserved
- Jan 13, 2022
Description
A flaw was found in the QXL display device emulation in QEMU. An integer overflow in the cursor_alloc() function can lead to the allocation of a small cursor object followed by a subsequent heap-based buffer overflow. This flaw allows a malicious privileged guest user to crash the QEMU process on the host or potentially execute arbitrary code within the context of the QEMU process.
Scores
The record has no CVSS score.
Weaknesses
- CWE-190 >CWE-131->CWE-120
Affected Products
| Product | Versions |
|---|---|
QEMUn/a |
|
References
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