CVE & CISA-KEV Catalog

CVE-2018-17958

HIGHEPSS 93th pctl

7.5

CVSS v3

Description

Qemu has a Buffer Overflow in rtl8139_do_receive in hw/net/rtl8139.c because an incorrect integer data type is used.

CWE-190Integer Overflow

How to fix

Remediation Available

qemuDebian

Fixed in:1:3.1+dfsg-1CVE-2018-17958

Fixed in:1:3.1+dfsg-1CVE-2018-17958

Fixed in:1:3.1+dfsg-1CVE-2018-17958

Fixed in:1:3.1+dfsg-1CVE-2018-17958

qemuUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.44USN-3826-1

Fixed in:1:2.5+dfsg-5ubuntu10.33USN-3826-1

Fixed in:1:2.11+dfsg-1ubuntu7.8USN-3826-1

qemu-systemUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.44USN-3826-1

Fixed in:1:2.5+dfsg-5ubuntu10.33USN-3826-1

Fixed in:1:2.11+dfsg-1ubuntu7.8USN-3826-1

qemu-system-aarch64Ubuntu

Fixed in:2.0.0+dfsg-2ubuntu1.44USN-3826-1

Fixed in:1:2.5+dfsg-5ubuntu10.33USN-3826-1

qemu-system-armUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.44USN-3826-1

Fixed in:1:2.5+dfsg-5ubuntu10.33USN-3826-1

Fixed in:1:2.11+dfsg-1ubuntu7.8USN-3826-1

qemu-system-mipsUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.44USN-3826-1

Fixed in:1:2.5+dfsg-5ubuntu10.33USN-3826-1

Fixed in:1:2.11+dfsg-1ubuntu7.8USN-3826-1

qemu-system-miscUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.44USN-3826-1

Fixed in:1:2.5+dfsg-5ubuntu10.33USN-3826-1

Fixed in:1:2.11+dfsg-1ubuntu7.8USN-3826-1

qemu-system-ppcUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.44USN-3826-1

Fixed in:1:2.5+dfsg-5ubuntu10.33USN-3826-1

Fixed in:1:2.11+dfsg-1ubuntu7.8USN-3826-1

qemu-system-s390xUbuntu

Fixed in:1:2.5+dfsg-5ubuntu10.33USN-3826-1

Fixed in:1:2.11+dfsg-1ubuntu7.8USN-3826-1

qemu-system-sparcUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.44USN-3826-1

Fixed in:1:2.5+dfsg-5ubuntu10.33USN-3826-1

Fixed in:1:2.11+dfsg-1ubuntu7.8USN-3826-1

qemu-system-x86Ubuntu

Fixed in:2.0.0+dfsg-2ubuntu1.44USN-3826-1

Fixed in:1:2.5+dfsg-5ubuntu10.33USN-3826-1

Fixed in:1:2.11+dfsg-1ubuntu7.8USN-3826-1

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

6.17%probability of exploitation in 30 days

93rdpercentile

High risk: more likely to be exploited than 93% of all known CVEs.

References

Patch1

lists.gnu.org

Third-Party Advisory8

Related Vulnerabilities

Other CWE-190 (Integer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix
CVE-2019-11477	High	7.5	99%	-	Fix
CVE-2023-44443	High	7.8	94%	-	Fix
CVE-2014-0569	High	9.3	90%	-	-
CVE-2017-3599	High	7.5	90%	-	Fix
CVE-2023-21716	Critical	9.8	82%	-	Fix

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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 2026-04-28.