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authorNick Mathewson <nickm@torproject.org>2020-04-24 08:15:53 -0400
committerNick Mathewson <nickm@torproject.org>2020-04-24 08:15:53 -0400
commit4dd4dbf046693be581dd05cdae1c62e68472d18e (patch)
tree1c92656beb6321ae5d6fe91239c8553fea815de4 /src/lib/tls
parent7f9eaec538b7d01e0d1b130dc4cf2ec634252d46 (diff)
parent64a934ff05575d63401fcdfdc6363df32191106c (diff)
downloadtor-4dd4dbf046693be581dd05cdae1c62e68472d18e.tar.gz
tor-4dd4dbf046693be581dd05cdae1c62e68472d18e.zip
Merge remote-tracking branch 'onionk/inbufoverflow1-043' into ticket33131_044
Diffstat (limited to 'src/lib/tls')
-rw-r--r--src/lib/tls/buffers_tls.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/lib/tls/buffers_tls.c b/src/lib/tls/buffers_tls.c
index 87055744a7..b92a14d6a1 100644
--- a/src/lib/tls/buffers_tls.c
+++ b/src/lib/tls/buffers_tls.c
@@ -68,9 +68,9 @@ buf_read_from_tls(buf_t *buf, tor_tls_t *tls, size_t at_most)
check_no_tls_errors();
- IF_BUG_ONCE(buf->datalen >= INT_MAX)
+ IF_BUG_ONCE(buf->datalen > BUF_MAX_LEN)
return TOR_TLS_ERROR_MISC;
- IF_BUG_ONCE(buf->datalen >= INT_MAX - at_most)
+ IF_BUG_ONCE(buf->datalen > BUF_MAX_LEN - at_most)
return TOR_TLS_ERROR_MISC;
while (at_most > total_read) {
@@ -90,7 +90,7 @@ buf_read_from_tls(buf_t *buf, tor_tls_t *tls, size_t at_most)
r = read_to_chunk_tls(buf, chunk, tls, readlen);
if (r < 0)
return r; /* Error */
- tor_assert(total_read+r < INT_MAX);
+ tor_assert(total_read+r <= BUF_MAX_LEN);
total_read += r;
if ((size_t)r < readlen) /* eof, block, or no more to read. */
break;
@@ -177,6 +177,6 @@ buf_flush_to_tls(buf_t *buf, tor_tls_t *tls, size_t flushlen,
if (r == 0) /* Can't flush any more now. */
break;
} while (sz > 0);
- tor_assert(flushed < INT_MAX);
+ tor_assert(flushed <= BUF_MAX_LEN);
return (int)flushed;
}