CVE-2025-38562
In the Linux kernel, the following vulnerability has been resolved:
ksmbd: fix null pointer dereference error in generate_encryptionkey
If client send two session setups with krb5 authenticate to ksmbd, null pointer dereference error in generate_encryptionkey could happen. sess->Preauth_HashValue is set to NULL if session is valid. So this patch skip generate encryption key if session is valid.
| Software | From | Fixed in |
|---|---|---|
| linux / linux_kernel | 5.15 | 6.1.148 |
| linux / linux_kernel | 6.2 | 6.6.102 |
| linux / linux_kernel | 6.7 | 6.12.42 |
| linux / linux_kernel | 6.13 | 6.15.10 |
| linux / linux_kernel | 6.16 | 6.16.1 |
| debian / debian_linux | 11.0 | 11.0.x |
- https://git.kernel.org/stable/c/015ef163d65496ae3ba6192c96140a22743f0353
- https://git.kernel.org/stable/c/2a30ed6428ce83afedca1a6c5c5c4247bcf12d0e
- https://git.kernel.org/stable/c/96a82e19434a2522525baab59c33332658bc7653
- https://git.kernel.org/stable/c/9b493ab6f35178afd8d619800df9071992f715de
- https://git.kernel.org/stable/c/9c2dbbc959e1fcc6f603a1a843e9cf743ba383bb
- https://git.kernel.org/stable/c/d79c8bebaa622ee223128be7c66d8aaeeb634a57
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
- https://www.zerodayinitiative.com/advisories/ZDI-25-917/
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