CVE-2019-10897

wireshark: IEEE 802.11 dissector infinite loop (wnpa-sec-2019-11 )

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Severity

Moderate

Red Hat Product Security

4.5

CVSS 3.0

Review impact separately from score.

Published · March 4, 2019

Updated · November 22, 2025

Description

In Wireshark 3.0.0, the IEEE 802.11 dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-ieee80211.c by detecting cases in which the bit offset does not advance.

Statement

This issue did not affect the versions of wireshark as shipped with Red Hat Enterprise Linux 8 as they did not include the vulnerable functions.

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 · 4.5
CVSS:3.0/AV:A/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H

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