CVE Database›Document archive›CVE-2026-6529

CVE-2026-6529

wireshark: Wireshark: Denial of Service via iLBC audio codec processing

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Severity

Moderate

Red Hat Product Security

6.5

CVSS 3.1

Review impact separately from score.

Published · April 30, 2026

Updated · July 3, 2026

Description

A flaw was found in Wireshark. A remote attacker could exploit this vulnerability by providing a specially crafted iLBC audio codec. This could lead to a crash of the Wireshark application, resulting in a denial of service.

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

Users should avoid opening untrusted capture files or processing network traffic from untrusted sources with Wireshark. If Wireshark is not actively used on a system, consider removing the wireshark package to eliminate the attack surface.

CVSS / CWE

CVSS 3.1 · 6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CWE-237 · Improper Handling of Structural Elements