Description (CNA)
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.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Linux / Linux | affected 0626e6641f6b467447c81dd7678a69c66f7746cf before 922f85e6e88fdea723a26854c3a6dcb4beb8d0b9; affected 0626e6641f6b467447c81dd7678a69c66f7746cf before 96a82e19434a2522525baab59c33332658bc7653; affected 0626e6641f6b467447c81dd7678a69c66f7746cf before d79c8bebaa622ee223128be7c66d8aaeeb634a57; affected 0626e6641f6b467447c81dd7678a69c66f7746cf before 2a30ed6428ce83afedca1a6c5c5c4247bcf12d0e; affected 0626e6641f6b467447c81dd7678a69c66f7746cf before 015ef163d65496ae3ba6192c96140a22743f0353; affected 0626e6641f6b467447c81dd7678a69c66f7746cf before 9c2dbbc959e1fcc6f603a1a843e9cf743ba383bb; affected 0626e6641f6b467447c81dd7678a69c66f7746cf before 9b493ab6f35178afd8d619800df9071992f715de |
| Linux / Linux | affected 5.15; unaffected 0 before 5.15; unaffected 5.15.203 through 5.15.*; unaffected 6.1.148 through 6.1.*; unaffected 6.6.102 through 6.6.*; unaffected 6.12.42 through 6.12.*; unaffected 6.15.10 through 6.15.*; unaffected 6.16.1 through 6.16.*; unaffected 6.17 through * |
CWE
No CWE identifiers supplied.
References
- https://git.kernel.org/stable/c/922f85e6e88fdea723a26854c3a6dcb4beb8d0b9
- https://git.kernel.org/stable/c/96a82e19434a2522525baab59c33332658bc7653
- https://git.kernel.org/stable/c/d79c8bebaa622ee223128be7c66d8aaeeb634a57
- https://git.kernel.org/stable/c/2a30ed6428ce83afedca1a6c5c5c4247bcf12d0e
- https://git.kernel.org/stable/c/015ef163d65496ae3ba6192c96140a22743f0353
- https://git.kernel.org/stable/c/9c2dbbc959e1fcc6f603a1a843e9cf743ba383bb
- https://git.kernel.org/stable/c/9b493ab6f35178afd8d619800df9071992f715de
- https://www.zerodayinitiative.com/advisories/ZDI-25-917/
ADP enrichment
No English description supplied.