Enterprise Linux
CVE-2018-18438
MEDIUM
Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
Qemu has integer overflows because IOReadHandler and its associated functions use a signed integer data type for a size value.
AnalysisAI
Qemu has integer overflows because IOReadHandler and its associated functions use a signed integer data type for a size value. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
Technical ContextAI
This vulnerability is classified as Integer Overflow (CWE-190), which allows attackers to cause unexpected behavior through arithmetic overflow. Qemu has integer overflows because IOReadHandler and its associated functions use a signed integer data type for a size value. Affected products include: Qemu, Redhat Enterprise Linux, Redhat Openstack.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Validate arithmetic operations, use safe integer libraries, check bounds before allocation.
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External POC / Exploit Code
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