CVE-2018-9261

wireshark: NBAP dissector crash in epan/dissectors/packet-nbap.c

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Severity

Low

Red Hat Product Security

5.3

CVSS 3.0

Review impact separately from score.

Published · March 2, 2018

Updated · November 22, 2025

Description

In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the NBAP dissector could crash with a large loop that ends with a heap-based buffer overflow. This was addressed in epan/dissectors/packet-nbap.c by prohibiting the self-linking of DCH-IDs.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 5.3
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CWE-835 · Loop with Unreachable Exit Condition ('Infinite Loop')