- Vulnerability/
- CVE-2024-26936
1/5/2024
1/5/2024
2/8/2024
CVE-2024-26936: ksmbd: validate request buffer size in smb2_allocate_rsp_buf()
First published: Wed May 01 2024(Updated: )
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.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/linux | <=5.10.223-1<=5.10.226-1 | 6.1.106-3 6.1.112-1 6.10.11-1 6.11.2-1 |
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Reference Links
- https://git.kernel.org/stable/c/17cf0c2794bdb6f39671265aa18aea5c22ee8c4a
- https://git.kernel.org/stable/c/21ff9d7d223c5c19cb4334009e4c0c83a2f4d674
- https://git.kernel.org/stable/c/2c27a64a2bc47d9bfc7c3cf8be14be53b1ee7cb6
- https://git.kernel.org/stable/c/5c20b242d4fed73a93591e48bfd9772e2322fb11
- https://git.kernel.org/stable/c/8f3d0bf1d0c62b539d54c5b9108a845cff619b99
- https://launchpad.net/bugs/cve/CVE-2024-26936
- https://git.kernel.org/linus/17cf0c2794bdb6f39671265aa18aea5c22ee8c4a
- https://security-tracker.debian.org/tracker/CVE-2024-26936
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-26936
- https://nvd.nist.gov/vuln/detail/CVE-2024-26936
- https://ubuntu.com/security/CVE-2024-26936
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