CVE & CISA-KEV Catalog

CVE-2016-2538

HIGH
7.1
CVSS v3
NVD

Description

Multiple integer overflows in the USB Net device emulator (hw/usb/dev-network.c) in QEMU before 2.5.1 allow local guest OS administrators to cause a denial of service (QEMU process crash) or obtain sensitive host memory information via a remote NDIS control message packet that is mishandled in the (1) rndis_query_response, (2) rndis_set_response, or (3) usb_net_handle_dataout function.

CWE-189

How to fix

Remediation Available
qemuDebian
Fixed in:1:2.6+dfsg-1CVE-2016-2538
Fixed in:1:2.6+dfsg-1CVE-2016-2538
Fixed in:1:2.6+dfsg-1CVE-2016-2538
Fixed in:1:2.6+dfsg-1CVE-2016-2538
qemuUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.24USN-2974-1
Fixed in:1:2.5+dfsg-5ubuntu10.1USN-2974-1
qemu-systemUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.24USN-2974-1
Fixed in:1:2.5+dfsg-5ubuntu10.1USN-2974-1
qemu-system-aarch64Ubuntu
Fixed in:2.0.0+dfsg-2ubuntu1.24USN-2974-1
Fixed in:1:2.5+dfsg-5ubuntu10.1USN-2974-1
qemu-system-armUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.24USN-2974-1
Fixed in:1:2.5+dfsg-5ubuntu10.1USN-2974-1
qemu-system-mipsUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.24USN-2974-1
Fixed in:1:2.5+dfsg-5ubuntu10.1USN-2974-1
qemu-system-miscUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.24USN-2974-1
Fixed in:1:2.5+dfsg-5ubuntu10.1USN-2974-1
qemu-system-ppcUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.24USN-2974-1
Fixed in:1:2.5+dfsg-5ubuntu10.1USN-2974-1
qemu-system-s390xUbuntu
Fixed in:1:2.5+dfsg-5ubuntu10.1USN-2974-1
qemu-system-sparcUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.24USN-2974-1
Fixed in:1:2.5+dfsg-5ubuntu10.1USN-2974-1
qemu-system-x86Ubuntu
Fixed in:2.0.0+dfsg-2ubuntu1.24USN-2974-1
Fixed in:1:2.5+dfsg-5ubuntu10.1USN-2974-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityNone
AvailabilityHigh

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Exploit Intelligence

0.41%probability of exploitation in 30 days
33rdpercentile

Low risk: more likely to be exploited than 33% of all known CVEs.

References

Related Vulnerabilities

Other CWE-189 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2015-1538High10.099%--
CVE-2006-3747High7.696%-Fix
CVE-2007-0071High9.393%--
CVE-2015-3829High10.090%--
CVE-2015-3864High10.087%--
CVE-2015-1539High10.086%--
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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.