CVE-2018-7320

wireshark: Heap-based Buffer Overflow in SIGCOMP dissector crash in packet-sigcomp.c

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Severity

Low

Red Hat Product Security

3.3

CVSS 3.0

Review impact separately from score.

Published · February 6, 2018

Updated · November 22, 2025

Description

In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, the SIGCOMP protocol dissector could crash. This was addressed in epan/dissectors/packet-sigcomp.c by validating operand offsets.

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 · 3.3
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CWE-122 · Heap-based Buffer Overflow