ghsa-54v9-xvg8-m8r8
Vulnerability from github
Published
2024-05-01 06:31
Modified
2024-05-17 12:30
Details
In the Linux kernel, the following vulnerability has been resolved:
ksmbd: validate request buffer size in smb2_allocate_rsp_buf()
The response buffer should be allocated in smb2_allocate_rsp_buf before validating request. But the fields in payload as well as smb2 header is used in smb2_allocate_rsp_buf(). This patch add simple buffer size validation to avoid potencial out-of-bounds in request buffer.
{ affected: [], aliases: [ "CVE-2024-26936", ], database_specific: { cwe_ids: [], github_reviewed: false, github_reviewed_at: null, nvd_published_at: "2024-05-01T06:15:08Z", severity: null, }, details: "In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: validate request buffer size in smb2_allocate_rsp_buf()\n\nThe response buffer should be allocated in smb2_allocate_rsp_buf\nbefore validating request. But the fields in payload as well as smb2 header\nis used in smb2_allocate_rsp_buf(). This patch add simple buffer size\nvalidation to avoid potencial out-of-bounds in request buffer.", id: "GHSA-54v9-xvg8-m8r8", modified: "2024-05-17T12:30:59Z", published: "2024-05-01T06:31:41Z", references: [ { type: "ADVISORY", url: "https://nvd.nist.gov/vuln/detail/CVE-2024-26936", }, { type: "WEB", url: "https://git.kernel.org/stable/c/17cf0c2794bdb6f39671265aa18aea5c22ee8c4a", }, { type: "WEB", url: "https://git.kernel.org/stable/c/21ff9d7d223c5c19cb4334009e4c0c83a2f4d674", }, { type: "WEB", url: "https://git.kernel.org/stable/c/2c27a64a2bc47d9bfc7c3cf8be14be53b1ee7cb6", }, { type: "WEB", url: "https://git.kernel.org/stable/c/5c20b242d4fed73a93591e48bfd9772e2322fb11", }, { type: "WEB", url: "https://git.kernel.org/stable/c/8f3d0bf1d0c62b539d54c5b9108a845cff619b99", }, ], schema_version: "1.4.0", severity: [], }
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Nomenclature
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