ClearML/dropbear
1
0
Fork 0
mirror of https://github.com/clearml/dropbear synced 2025-02-02 03:43:53 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

don't exit encountering short lines

Browse Source 
--HG--
branch : fuzz
This commit is contained in:
Matt Johnston 2017-05-25 00:10:18 +08:00
parent ee5769f31f
commit 2bc55ff428
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
svr-authpubkey.c
View File

@ -200,6 +200,10 @@ static int checkpubkey_line(buffer* line, int line_num, char* filename,
return DROPBEAR_FAILURE; /* line is too short for it to be a valid key */
}
/* compare the algorithm. +3 so we have enough bytes to read a space and some base64 characters too. */
if (line->pos + algolen+3 > line->len) {
goto out;
}
/* check the key type */
if (strncmp((const char *) buf_getptr(line, algolen), algo, algolen) != 0) {
int is_comment = 0;