PT-2026-36053 · Wireshark · Wireshark

Alexandre De Oliveira · Published 2026-03-27 · Updated 2026-05-09 · CVE-2026-5653

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Wireshark versions 4.6.0 through 4.6.4 Wireshark versions 4.4.0 through 4.4.14

Description A crash in the DCP-ETSI protocol dissector allows for a denial of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Heap Based Buffer Overflow

Weakness Enumeration

CWE-122

Related Identifiers

BDU:2026-06976

CVE-2026-5653

OESA-2026-2225

OESA-2026-2226

OESA-2026-2227

OESA-2026-2228

OPENSUSE-SU-2026:10686-1

Affected Products

Wireshark

References · 101

• 🔥 https://gitlab.com/wireshark/wireshark/-/work_items/21122 · Exploit
• 🔥 https://gitlab.com/wireshark/wireshark/-/issues/21122 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-6519 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-5409 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-6532 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-5408 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-5654 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-6538 · Security Note
• https://osv.dev/vulnerability/OESA-2026-2228 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2026-2225 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-5407 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-6521 · Security Note
• https://bdu.fstec.ru/vul/2026-06976 · Security Note
• https://ubuntu.com/security/CVE-2026-5653 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-7375 · Security Note