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From: Santiago Vila <sanvila@debian.org>
Subject: Fix heap-based buffer overflow in loadbuf()
Bug-Debian: https://bugs.debian.org/876511
X-Debian-version: 3.22-26
--- a/src/formisc.c
+++ b/src/formisc.c
@@ -103,7 +103,7 @@
}
/* append to buf */
void loadbuf(text,len)const char*const text;const size_t len;
-{ if(buffilled+len>buflen) /* buf can't hold the text */
+{ while(buffilled+len>buflen) /* buf can't hold the text */
buf=realloc(buf,buflen+=Bsize);
tmemmove(buf+buffilled,text,len);buffilled+=len;
}
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