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Fix buffer overrun: if LABEL_STARTER is seen but LABEL_TERMINATOR is not, the

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label parser will keep going forever looking for the end of the label. It now
stops at the end of the string.
This commit is contained in:
David Given 2016-11-13 14:04:58 +01:00
parent 6a4f465f53
commit e7132183fb
1 changed files with 1 additions and 1 deletions
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2
mach/proto/top/top.c
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@ -330,7 +330,7 @@ labeldef(ip)
int oplen;
p = ip->rest_line;
while( *p != LABEL_TERMINATOR) p++;
while(*p && (*p != LABEL_TERMINATOR)) p++;
oplen = p - ip->rest_line;
if (oplen == 0 || oplen > MAXOPLEN) return;
strncpy(ip->op[0],ip->rest_line,oplen);