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sftp: Add missing size checks

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CID 1238630

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Andreas Schneider
2018-08-06 09:19:45 +02:00
parent fbfe002460
commit 24aef4fbf1
1 changed files with 1 additions and 1 deletions
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src/sftp.c
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@@ -355,7 +355,7 @@ sftp_packet sftp_packet_read(sftp_session sftp) {
ssh_buffer_get_u8(packet->payload, &packet->type); ssh_buffer_get_u8(packet->payload, &packet->type);
size = ntohl(tmp); size = ntohl(tmp);
if (size == 0) { if (size == 0 || size > UINT32_MAX) {
return packet; return packet;
} }
size--; size--;