CVE-2018-9262 — Improper Input Validation in Wireshark

CWE-20 — Improper Input ValidationCWE-121 — Stack-based Buffer Overflow8 documents6 sources
Severity
7.5HIGHNVD
EPSS
0.5%
top 34.02%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
WiresharkDebian WiresharkDebian Linux
Timeline
PublishedApr 4
Latest updateMay 14

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.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/wireshark< wireshark 2.4.6-1 (bookworm)
▶Debianwireshark/wireshark< 2.4.6-1+3
▶NVDwireshark/wireshark2.2.0 — 2.2.13+1

Also affects: Debian Linux 8.0

🔴Vulnerability Details

2
GHSA
GHSA-q29m-rrv6-mwgm: In Wireshark 2↗2022-05-14
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OSV
CVE-2018-9262: In Wireshark 2↗2018-04-04
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📋Vendor Advisories

2
Red Hat
wireshark: VLAN dissector crash in epan/dissectors/packet-vlan.c↗2018-03-02
▶
Debian
CVE-2018-9262: wireshark - In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the VLAN dissector could crash....↗2018
▶

💬Community

3
Bugzilla
CVE-2015-9262 libxcursor: 1-byte heap-based overflow in _XcursorThemeInherits function in library.c↗2018-08-02
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Bugzilla
CVE-2018-9262 wireshark: VLAN dissector crash in epan/dissectors/packet-vlan.c↗2018-04-10
▶
Bugzilla
CVE-2018-9259 CVE-2018-9260 CVE-2018-9262 CVE-2018-9264 wireshark: various flaws [fedora-all]↗2018-04-10
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