Wireshark up to 4.4.12/4.6.2 SOME IP-SD Protocol Dissector out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Wireshark up to 4.4.12/4.6.2. Affected is an unknown function of the component SOME IP-SD Protocol Dissector. Executing a manipulation can lead to out-of-bounds write. The identification of this vulnerability is CVE-2026-0962. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic was found in Wireshark up to 4.4.12/4.6.2. This vulnerability affects an unknown code block of the component SOME IP-SD Protocol Dissector. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect availability. CVE summarizes:

SOME/IP-SD protocol dissector crash in Wireshark 4.6.0 to 4.6.2 and 4.4.0 to 4.4.12 allows denial of service

The weakness was shared by Fatih Çelik. The advisory is shared for download at wireshark.org. This vulnerability was named CVE-2026-0962 since 01/14/2026. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 294997 (Wireshark 4.6.x < 4.6.3 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.4.13 or 4.6.3 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (294997), EUVD (EUVD-2026-2430) and CERT Bund (WID-SEC-2026-0116). Once again VulDB remains the best source for vulnerability data.

Affected

  • Open Source Wireshark

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔒

CNA Base Score: 5.3
CNA Vector (GitLab): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 294997
Nessus Name: Wireshark 4.6.x < 4.6.3 Multiple Vulnerabilities

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Wireshark 4.4.13/4.6.3

Timelineinfo

01/14/2026 Advisory disclosed
01/14/2026 +0 days CVE reserved
01/14/2026 +0 days VulDB entry created
01/23/2026 +9 days VulDB entry last update

Sourcesinfo

Product: wireshark.org

Advisory: wireshark.org
Researcher: Fatih Çelik
Status: Confirmed

CVE: CVE-2026-0962 (🔒)
GCVE (CVE): GCVE-0-2026-0962
GCVE (VulDB): GCVE-100-341164
EUVD: 🔒
CERT Bund: WID-SEC-2026-0116 - Wireshark: Mehrere Schwachstellen erm&ouml;glichen Denial of Service

Entryinfo

Created: 01/14/2026 21:39
Updated: 01/23/2026 04:51
Changes: 01/14/2026 21:39 (65), 01/15/2026 07:41 (1), 01/16/2026 08:34 (7), 01/21/2026 18:07 (11), 01/23/2026 04:51 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

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