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CVE-2026-0959— Out-of-bounds Write in Wireshark

CVSS 5.3 · Medium EPSS 0.03% · P7
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I. Basic Information for CVE-2026-0959

Vulnerability Information
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Vulnerability Title
Out-of-bounds Write in Wireshark
Source: NVD (National Vulnerability Database)
Vulnerability Description
IEEE 802.11 protocol dissector crash in Wireshark 4.6.0 to 4.6.2 and 4.4.0 to 4.4.12 allows denial of service
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存写
Source: NVD (National Vulnerability Database)
Vulnerability Title
Wireshark 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Wireshark（前称Ethereal）是导线鲨鱼（Wireshark）团队的一套网络数据包分析软件。该软件的功能是截取网络数据包，并显示出详细的数据以供分析。 Wireshark 4.6.0版本至4.6.2版本和4.4.0版本至4.4.12版本存在缓冲区错误漏洞，该漏洞源于IEEE 802.11协议解析器崩溃，可能导致拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
Wireshark FoundationWireshark 4.6.0 ~ 4.6.3 -

II. Public POCs for CVE-2026-0959

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III. Intelligence Information for CVE-2026-0959

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Same Patch Batch · Wireshark Foundation · 2026-01-14 · 4 CVEs total

CVE-2026-09615.5 MEDIUMOut-of-bounds Write in Wireshark
CVE-2026-09625.3 MEDIUMOut-of-bounds Write in Wireshark
CVE-2026-09604.7 MEDIUMLoop with Unreachable Exit Condition ('Infinite Loop') in Wireshark

IV. Related Vulnerabilities

Same product: Wireshark
Same vendor: Wireshark Foundation
Same weakness: CWE-787

V. Comments for CVE-2026-0959

Anonymous User
2026-01-15 06:08:03

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