CVE-2023-4515
ksmbd: validate command request size
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate command request size In commit 2b9b8f3b68ed ("ksmbd: validate command payload size"), except for SMB2_OPLOCK_BREAK_HE command, the request size of other commands is not checked, it's not expected. Fix it by add check for request size of other commands.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 16, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
35f450f54dca1519bb24faacd0428db09f89a11f < 595679098bdcdbfbba91ebe07a2f7f208df93870 9650cf70ec9d94ff34daa088b643229231723c26 < c6bef3bc30fd4a175aef846b7d928a6c40d091cd 2b9b8f3b68edb3d67d79962f02e26dbb5ae3808d < ff7236b66d69582f90cf5616e63cfc3dc18142bb 2b9b8f3b68edb3d67d79962f02e26dbb5ae3808d < 5aa4fda5aa9c2a5a7bac67b4a12b089ab81fee3c 768caf4019f0391c0b6452afe34cea1704133f7b
Linux / Linux
6.4
References
git.kernel.org: https://git.kernel.org/stable/c/595679098bdcdbfbba91ebe07a2f7f208df93870 git.kernel.org: https://git.kernel.org/stable/c/c6bef3bc30fd4a175aef846b7d928a6c40d091cd git.kernel.org: https://git.kernel.org/stable/c/ff7236b66d69582f90cf5616e63cfc3dc18142bb git.kernel.org: https://git.kernel.org/stable/c/5aa4fda5aa9c2a5a7bac67b4a12b089ab81fee3c