云虫漏洞情报

CVE-2026-80707 - In the Linux kernel, the following vulnerability has been resolved: can: j1939: transport: j1939_session_fresh_new(): initialize receive buffer Zero the allocated buffer in j1939_session_fresh_new() to ensure it contains no residual data. While there is a potential performance impact if users allocate maximum sized ETP buffers, most real-world use cases are not noticeably affected since the maximum known buffer size is typically around 65K. [mkl: add Message-ID] - 漏洞详情

漏洞编号:CVE-2026-80707

风险等级:未知

漏洞来源:CVE

CVE 编号:CVE-2026-80707

CNNVD 编号:-

厂商/产品:- / -

影响范围:-

CWE:-

发布/更新时间:2026-08-28 / 2026-08-28

漏洞描述

In the Linux kernel, the following vulnerability has been resolved:

can: j1939: transport: j1939_session_fresh_new(): initialize receive buffer

Zero the allocated buffer in j1939_session_fresh_new() to ensure it
contains no residual data.

While there is a potential performance impact if users allocate maximum
sized ETP buffers, most real-world use cases are not noticeably affected
since the maximum known buffer size is typically around 65K.

[mkl: add Message-ID]

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