CVE & CISA-KEV Catalog

CVE-2018-20216

HIGHEPSS 89th pctl
7.5
CVSS v3
NVD

Description

QEMU can have an infinite loop in hw/rdma/vmw/pvrdma_dev_ring.c because return values are not checked (and -1 is mishandled).

CWE-252CWE-835

How to fix

Remediation Available
qemuDebian
Fixed in:1:4.1-1CVE-2018-20216
Fixed in:1:4.1-1CVE-2018-20216
Fixed in:1:4.1-1CVE-2018-20216
Fixed in:1:4.1-1CVE-2018-20216
qemuUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1
qemu-systemUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1
qemu-system-aarch64Ubuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
qemu-system-armUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1
qemu-system-mipsUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1
qemu-system-miscUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1
qemu-system-ppcUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1
qemu-system-s390xUbuntu
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1
qemu-system-sparcUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1
qemu-system-x86Ubuntu
Fixed in:2.0.0+dfsg-2ubuntu1.45USN-3923-1
Fixed in:1:2.5+dfsg-5ubuntu10.36USN-3923-1
Fixed in:1:2.11+dfsg-1ubuntu7.12USN-3923-1

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 VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityNone
IntegrityNone
AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

3.88%probability of exploitation in 30 days
89thpercentile

Elevated risk: more likely to be exploited than 89% of all known CVEs.

References

Third-Party Advisory2
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CVE-2018-20216 severity badge

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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 2024-11-21.