VYPR
Unrated severityNVD Advisory· Published Nov 29, 2022· Updated Apr 14, 2025

CVE-2022-4144

CVE-2022-4144

Description

An out-of-bounds read flaw was found in the QXL display device emulation in QEMU. The qxl_phys2virt() function does not check the size of the structure pointed to by the guest physical address, potentially reading past the end of the bar space into adjacent pages. A malicious guest user could use this flaw to crash the QEMU process on the host causing a denial of service condition.

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Affected products

159

Patches

Vulnerability mechanics

References

5

News mentions

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