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path: root/fs/smb/server/smb2pdu.c
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Diffstat (limited to 'fs/smb/server/smb2pdu.c')
-rw-r--r--fs/smb/server/smb2pdu.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c
index ca276634fd58..3eb5d4d891f2 100644
--- a/fs/smb/server/smb2pdu.c
+++ b/fs/smb/server/smb2pdu.c
@@ -8614,7 +8614,8 @@ int smb3_decrypt_req(struct ksmbd_work *work)
struct smb2_transform_hdr *tr_hdr = smb2_get_msg(buf);
int rc = 0;
- if (buf_data_size < sizeof(struct smb2_hdr)) {
+ if (pdu_length < sizeof(struct smb2_transform_hdr) ||
+ buf_data_size < sizeof(struct smb2_hdr)) {
pr_err("Transform message is too small (%u)\n",
pdu_length);
return -ECONNABORTED;