kenmirrors/asterisk
1
0
Fork 0
mirror of https://github.com/asterisk/asterisk.git synced 2025-09-06 04:30:28 +00:00
Code Issues Packages Projects Releases Wiki Activity

Off by one error in buffer length (issue 7379)

Browse Source 
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@41103 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Tilghman Lesher
2006-08-25 17:48:34 +00:00
parent 2eb7c010c7
commit d2b7882788
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
main/utils.c
View File

@@ -363,7 +363,7 @@ int ast_base64encode_full(char *dst, const unsigned char *src, int srclen, int m
byte |= *(src++); byte |= *(src++);
bits += 8; bits += 8;
cntin++; cntin++;
if ((bits == 24) && (cnt + 4 < max)) { if ((bits == 24) && (cnt + 4 <= max)) {
*dst++ = base64[(byte >> 18) & 0x3f]; *dst++ = base64[(byte >> 18) & 0x3f];
*dst++ = base64[(byte >> 12) & 0x3f]; *dst++ = base64[(byte >> 12) & 0x3f];
*dst++ = base64[(byte >> 6) & 0x3f]; *dst++ = base64[(byte >> 6) & 0x3f];
@@ -379,7 +379,7 @@ int ast_base64encode_full(char *dst, const unsigned char *src, int srclen, int m
col = 0; col = 0;
} }
} }
if (bits && (cnt + 4 < max)) { if (bits && (cnt + 4 <= max)) {
/* Add one last character for the remaining bits, /* Add one last character for the remaining bits,
padding the rest with 0 */ padding the rest with 0 */
byte <<= 24 - bits; byte <<= 24 - bits;