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| author | Gerald Carter <jerry@samba.org> | 2005-02-01 18:24:39 +0000 |
|---|---|---|
| committer | Gerald (Jerry) Carter <jerry@samba.org> | 2007-10-10 10:55:30 -0500 |
| commit | 6fd5918b06a5550f460bfbe7f8328c158273608a (patch) | |
| tree | ed74b946eea2102f16fa847e81f6e3628fe2171d /source3/lib | |
| parent | 6c6e231f15c100f1f3449f2656257e120b1071af (diff) | |
| download | samba-6fd5918b06a5550f460bfbe7f8328c158273608a.tar.gz samba-6fd5918b06a5550f460bfbe7f8328c158273608a.tar.bz2 samba-6fd5918b06a5550f460bfbe7f8328c158273608a.zip | |
r5158: BUG 2263: patch from Timur Bakeyev <timur@com.bat.ru> to guard base64_encode_data_blob() against empty blobs
(This used to be commit 17239d609f63ae5bd6826e580876c27e8c92d6fa)
Diffstat (limited to 'source3/lib')
| -rw-r--r-- | source3/lib/util_str.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/source3/lib/util_str.c b/source3/lib/util_str.c index 394c8e27cf..f99c2d1fb3 100644 --- a/source3/lib/util_str.c +++ b/source3/lib/util_str.c @@ -2016,10 +2016,16 @@ char * base64_encode_data_blob(DATA_BLOB data) { int bits = 0; int char_count = 0; - size_t out_cnt = 0; - size_t len = data.length; - size_t output_len = data.length * 2; - char *result = SMB_MALLOC(output_len); /* get us plenty of space */ + size_t out_cnt, len, output_len; + char *result; + + if (!data.length || !data.data) + return NULL; + + out_cnt = 0; + len = data.length; + output_len = data.length * 2; + result = SMB_MALLOC(output_len); /* get us plenty of space */ while (len-- && out_cnt < (data.length * 2) - 5) { int c = (unsigned char) *(data.data++); |