CVE-2026-76917: Heap-based Buffer Overflow in Wireshark
Published Aug 19, 2026
·Updated
Bluetooth AVRCP Profile protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service
Affected Software
1 affected component
Wireshark Wireshark>=4.6.0<=4.6.7, >=4.4.0<=4.4.18
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 4.6.8
Event History
Aug 19, 2026
CVE Published
via MITRE·10:44 PM
Data Sourced
via MITRE·10:44 PM
RemedyDescriptionSeverityWeakness
Frequently Asked Questions
1
Who is exposed to this denial-of-service issue?
Users running Wireshark versions 4.6.0 through 4.6.7 or 4.4.0 through 4.4.18 are affected when processing Bluetooth AVRCP Profile protocol traffic.
2
What must an attacker do to trigger the vulnerability?
The attacker needs to cause a user to interact with crafted Bluetooth AVRCP Profile protocol data. The issue is locally exploitable and can crash Wireshark, resulting in denial of service.