diff options
| -rw-r--r-- | librpc/ndr/ndr_dnsp.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/librpc/ndr/ndr_dnsp.c b/librpc/ndr/ndr_dnsp.c index ff77bc7da6d..974ff5ebff2 100644 --- a/librpc/ndr/ndr_dnsp.c +++ b/librpc/ndr/ndr_dnsp.c @@ -56,7 +56,16 @@ _PUBLIC_ enum ndr_err_code ndr_pull_dnsp_name(struct ndr_pull *ndr, int ndr_flag uint8_t sublen, newlen; NDR_CHECK(ndr_pull_uint8(ndr, ndr_flags, &sublen)); newlen = total_len + sublen; + if (newlen < total_len) { + return ndr_pull_error(ndr, NDR_ERR_RANGE, + "Failed to pull dnsp_name"); + } if (i != count-1) { + if (newlen == UINT8_MAX) { + return ndr_pull_error( + ndr, NDR_ERR_RANGE, + "Failed to pull dnsp_name"); + } newlen++; /* for the '.' */ } ret = talloc_realloc(ndr->current_mem_ctx, ret, char, newlen); |