What’s Vulnerable › Vulnerabilities

CVE-2018-9262

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-04-04 · updated 2026-06-17
• Weakness: CWE-20

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.

Affected products

• Debian Linux: 8.0
• Wireshark Foundation Wireshark: from 2.2.0 through 2.2.13; from 2.4.0 through 2.4.5

References

• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14469
• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=f05c3b91f9571210b86576ee6284e71a3306109d
• https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html
• https://www.wireshark.org/security/wnpa-sec-2018-19.html
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14469
• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=f05c3b91f9571210b86576ee6284e71a3306109d
• https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html
• https://www.wireshark.org/security/wnpa-sec-2018-19.html

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