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No exploitation reportedFix available

CVE-2018-17962

No exploitation reported by the sources we read.

  • Published2018-10-09
  • WeaknessCWE-119 · CWE-190

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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

Timeline

dates in UTC
  1. 2018-10-0922:29CVE publishedNVD

Versions per branch

NVD
Qemu
BranchAffectedFixed in
2.1= 2.1.0no fix published
2.8= 2.8.0no fix published
2.12= 2.12.0no fix published
Canonical ubuntu linux
BranchAffectedFixed in
14.4= 14.04no fix published
16.4= 16.04no fix published
18.4= 18.04no fix published
18.10= 18.10no fix published
Suse linux enterprise server
BranchAffectedFixed in
11.x= 11no fix published
12.x= 12no fix published
15.x= 15no fix published

3 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • kvmSUSE:Linux Enterprise Server for SAP Applications 11 SP4all versions · fixed in 1.4.2-60.18.2
  • kvmSUSE:Linux Enterprise Server 11 SP4all versions · fixed in 1.4.2-60.18.2
  • kvmSUSE:Linux Enterprise Server 11 SP3-TERADATAall versions · fixed in 1.4.2-53.26.2
  • kvmSUSE:Linux Enterprise Server 11 SP3-LTSSall versions · fixed in 1.4.2-53.26.2
  • kvmSUSE:Linux Enterprise Point of Sale 11 SP3all versions · fixed in 1.4.2-53.26.2
  • qemuUbuntu:18.04:LTSall versions · fixed in 1:2.11+dfsg-1ubuntu7.8
  • qemuUbuntu:16.04:LTSall versions · fixed in 1:2.5+dfsg-5ubuntu10.33
  • qemuUbuntu:14.04:LTSall versions · fixed in 2.0.0+dfsg-2ubuntu1.44

32 more package ranges on OSV.dev

Vendor advisories

  • CVE-2018-17962 Red Hat Product Security32 products fixed

    QEMU: pcnet: integer overflow leads to buffer overflow

  • RHSA-2019:2892 Red Hat Product Security32 products fixed

    Red Hat Security Advisory: qemu-kvm security update

Full record on NVD

Fix

  1. Vendor fix Red Hat Product Security RHSA-2019:2892 · 32 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing this update, shut down all running virtual machines. Once all virtual machines have shut down, start them again for this update to ta…

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2018-10-09
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-q23x-9vcw-j6c2

Frequently asked questions

What is CVE-2018-17962?

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

Is CVE-2018-17962 actively exploited?

Active exploitation of CVE-2018-17962 has not been confirmed. Its EPSS score was 4.5% on 2026-11-09, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-17962?

CVE-2018-17962 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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Sources for this record