{
"id": "GHSA-7qjr-5mr5-8m2q",
"aliases": [
"CVE-2026-80707"
],
"details": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: j1939: transport: j1939_session_fresh_new(): initialize receive buffer\n\nZero the allocated buffer in j1939_session_fresh_new() to ensure it\ncontains no residual data.\n\nWhile there is a potential performance impact if users allocate maximum\nsized ETP buffers, most real-world use cases are not noticeably affected\nsince the maximum known buffer size is typically around 65K.\n\n[mkl: add Message-ID]",
"affected": [],
"modified": "2026-08-29T09:30:29Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
}
],
"published": "2026-08-28T09:31:50Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-80707",
"type": "ADVISORY"
},
{
"url": "https://git.kernel.org/stable/c/038bad8e16c2e28acf31f0b527a816fb23a57269",
"type": "WEB"
},
{
"url": "https://git.kernel.org/stable/c/194d67e92197eb820f4c2c6605d9721333b3eba0",
"type": "WEB"
},
{
"url": "https://git.kernel.org/stable/c/348818277a3646d5b9fa60c9d20c00dc4bc86832",
"type": "WEB"
},
{
"url": "https://git.kernel.org/stable/c/8604a3b81b9d0ceaf04fee5f52e701f623a179f9",
"type": "WEB"
},
{
"url": "https://git.kernel.org/stable/c/bbfa49d1e287de44994955b44d19281be3195b44",
"type": "WEB"
},
{
"url": "https://git.kernel.org/stable/c/d5b3613c7d69d8dcb4dd6704f1f463198ce9f6cf",
"type": "WEB"
},
{
"url": "https://git.kernel.org/stable/c/eb96c58907922546e415e545fe9a14ea63b02719",
"type": "WEB"
},
{
"url": "https://git.kernel.org/stable/c/f3e120a34b336079479fa10f706f0636eaa6e751",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [],
"severity": "HIGH",
"github_reviewed": false,
"nvd_published_at": "2026-08-28T08:16:56Z",
"github_reviewed_at": null
}
}