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No exploitation reportedFix available

CVE-2018-9262

No exploitation reported by the sources we read.

  • Published2018-04-04
  • WeaknessCWE-20

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

In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the VLAN dissector could crash. This was addressed in epan/dissectors/packet-vlan.c by limiting VLAN tag nesting to restrict the recursion depth.

Timeline

dates in UTC
  1. 2018-04-0407:29CVE publishedNVD

Versions per branch

NVD
Wireshark
BranchAffectedFixed in
2.2≥ 2.2.0, ≤ 2.2.13no fix published
2.4≥ 2.4.0, ≤ 2.4.5no fix published
Debian debian linux
BranchAffectedFixed in
8.0= 8.0no fix published

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

  • wiresharkUbuntu:18.04:LTSall versions · fixed in 2.6.3-1~ubuntu18.04.1
  • wiresharkUbuntu:16.04:LTSall versions · fixed in 2.6.3-1~ubuntu16.04.1
  • wiresharkUbuntu:14.04:LTSall versions · fixed in 2.6.3-1~ubuntu14.04.1
  • wiresharkSUSE:Linux Enterprise Software Development Kit 12 SP3all versions · fixed in 2.2.14-48.24.1
  • wiresharkSUSE:Linux Enterprise Software Development Kit 11 SP4all versions · fixed in 2.2.14-40.25.1
  • wiresharkSUSE:Linux Enterprise Server for SAP Applications 12 SP3all versions · fixed in 2.2.14-48.24.1
  • wiresharkSUSE:Linux Enterprise Server for SAP Applications 11 SP4all versions · fixed in 2.2.14-40.25.1
  • wiresharkSUSE:Linux Enterprise Server 12 SP3all versions · fixed in 2.2.14-48.24.1

28 more package ranges on OSV.dev

Vendor advisories

  • CVE-2018-9262 Red Hat Product Security

    wireshark: VLAN dissector crash in epan/dissectors/packet-vlan.c

Full record on NVD

Fix

Advisories and patches

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
2018-04-04
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-q29m-rrv6-mwgm

Frequently asked questions

What is CVE-2018-9262?

In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the VLAN dissector could crash. This was addressed in epan/dissectors/packet-vlan.c by limiting VLAN tag nesting to restrict the recursion depth.

Is CVE-2018-9262 actively exploited?

Active exploitation of CVE-2018-9262 has not been confirmed. Its EPSS score was 2.3% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-9262?

CVE-2018-9262 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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