linux: In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out-of-bound read in smb2_write ksmb...
CVE-2023-3865 is fixed in linux on 1 platform, first by DEBIAN-CVE-2023-3865, released August 16, 2025. It is not reported as exploited. Patch Radar priority: High.
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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| linux · Debian 12.15 (bookworm) | 6.1.37-1 | DEBIAN-CVE-2023-3865 | Aug 16, 2025 |
| linux · Debian 13.5 (trixie) | 6.3.11-1 | DEBIAN-CVE-2023-3865 | Aug 16, 2025 |
| linux · Debian 14 | 6.3.11-1 | DEBIAN-CVE-2023-3865 | Aug 16, 2025 |
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