CVE-2023-3865
ksmbd: fix out-of-bound read in smb2_write
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out-of-bound read in smb2_write ksmbd_smb2_check_message doesn't validate hdr->NextCommand. If ->NextCommand is bigger than Offset + Length of smb2 write, It will allow oversized smb2 write length. It will cause OOB read in smb2_write.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 16, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
0626e6641f6b467447c81dd7678a69c66f7746cf < 3813eee5154d6a4c5875cb4444cb2b63bac8947f 0626e6641f6b467447c81dd7678a69c66f7746cf < c86211159bc3178b891e0d60e586a32c7b6a231b 0626e6641f6b467447c81dd7678a69c66f7746cf < 58a9c41064df27632e780c5a3ae3e0e4284957d1 0626e6641f6b467447c81dd7678a69c66f7746cf < 5fe7f7b78290638806211046a99f031ff26164e1
Linux / Linux
5.15
References
git.kernel.org: https://git.kernel.org/stable/c/3813eee5154d6a4c5875cb4444cb2b63bac8947f git.kernel.org: https://git.kernel.org/stable/c/c86211159bc3178b891e0d60e586a32c7b6a231b git.kernel.org: https://git.kernel.org/stable/c/58a9c41064df27632e780c5a3ae3e0e4284957d1 git.kernel.org: https://git.kernel.org/stable/c/5fe7f7b78290638806211046a99f031ff26164e1