CVE & CISA-KEV Catalog

CVE-2020-16092

LOW
3.8
CVSS v3
NVD

Description

In QEMU through 5.0.0, an assertion failure can occur in the network packet processing. This issue affects the e1000e and vmxnet3 network devices. A malicious guest user/process could use this flaw to abort the QEMU process on the host, resulting in a denial of service condition in net_tx_pkt_add_raw_fragment in hw/net/net_tx_pkt.c.

How to fix

Remediation Available
qemuDebian
Fixed in:1:5.1+dfsg-1CVE-2020-16092
Fixed in:1:5.1+dfsg-1CVE-2020-16092
Fixed in:1:5.1+dfsg-1CVE-2020-16092
Fixed in:1:5.1+dfsg-1CVE-2020-16092
qemuUbuntu
Fixed in:1:2.5+dfsg-5ubuntu10.45USN-4467-1
Fixed in:1:2.11+dfsg-1ubuntu7.31USN-4467-1
Fixed in:1:4.2-3ubuntu6.4USN-4467-1
qemu-systemUbuntu
Fixed in:1:2.5+dfsg-5ubuntu10.45USN-4467-1
Fixed in:1:2.11+dfsg-1ubuntu7.31USN-4467-1
Fixed in:1:4.2-3ubuntu6.4USN-4467-1
qemu-system-aarch64Ubuntu
Fixed in:1:2.5+dfsg-5ubuntu10.45USN-4467-1
qemu-system-armUbuntu
Fixed in:1:2.5+dfsg-5ubuntu10.45USN-4467-1
Fixed in:1:4.2-3ubuntu6.4USN-4467-1
qemu-system-mipsUbuntu
Fixed in:1:2.5+dfsg-5ubuntu10.45USN-4467-1
Fixed in:1:2.11+dfsg-1ubuntu7.31USN-4467-1
Fixed in:1:4.2-3ubuntu6.4USN-4467-1
qemu-system-ppcUbuntu
Fixed in:1:2.5+dfsg-5ubuntu10.45USN-4467-1
Fixed in:1:2.11+dfsg-1ubuntu7.31USN-4467-1
Fixed in:1:4.2-3ubuntu6.4USN-4467-1
qemu-system-s390xUbuntu
Fixed in:1:2.5+dfsg-5ubuntu10.45USN-4467-1
Fixed in:1:2.11+dfsg-1ubuntu7.31USN-4467-1
Fixed in:1:4.2-3ubuntu6.4USN-4467-1
qemu-system-sparcUbuntu
Fixed in:1:2.5+dfsg-5ubuntu10.45USN-4467-1
Fixed in:1:2.11+dfsg-1ubuntu7.31USN-4467-1
Fixed in:1:4.2-3ubuntu6.4USN-4467-1
qemu-system-x86Ubuntu
Fixed in:1:2.5+dfsg-5ubuntu10.45USN-4467-1
Fixed in:1:2.11+dfsg-1ubuntu7.31USN-4467-1
Fixed in:1:4.2-3ubuntu6.4USN-4467-1
qemu-system-x86-microvmUbuntu
Fixed in:1:4.2-3ubuntu6.4USN-4467-1
qemu-system-x86-xenUbuntu
Fixed in:1:4.2-3ubuntu6.4USN-4467-1

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
ScopeChanged

Impact

ConfidentialityNone
IntegrityNone
AvailabilityLow

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

Exploit Intelligence

0.38%probability of exploitation in 30 days
30thpercentile

Low risk: more likely to be exploited than 30% of all known CVEs.

References

Related Vulnerabilities

Other CWE-617 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2020-8617High7.593%-Fix
CVE-2020-36222High7.578%-Fix
CVE-2006-5779High7.575%-Fix
CVE-2021-27212High7.564%-Fix
CVE-2018-5740High7.559%-Fix
CVE-2023-28425Medium5.555%-Fix
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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.