projects / platform / kernel / linux-rpi.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 687c59e) | patch
ksmbd: add validation for ndr read/write functions
authorNamjae Jeon <linkinjeon@kernel.org>
Thu, 2 Sep 2021 22:09:44 +0000 (07:09 +0900)
committerSteve French <stfrench@microsoft.com>
Sat, 4 Sep 2021 04:29:45 +0000 (23:29 -0500)
commit303fff2b8c77a85c62dbde3b27c24b084144c04c
tree8dec6d6bff81a9a9c79e074b3b83f4b46ca3e6b2tree | snapshot
parent687c59e702f48e0eca91455d3ef3197b7b8a8314commit | diff
ksmbd: add validation for ndr read/write functions

If ndr->length is smaller than expected size, ksmbd can access invalid
access in ndr->data. This patch add validation to check ndr->offset is
over ndr->length. and added exception handling to check return value of
ndr read/write function.

Cc: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
fs/ksmbd/ndr.c diff | blob | history
Domain: System / Kernel;