shithub: scc

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ref: 552e89a27a4cb01785604e7aa049184eb940a996
parent: 3d8ea19c9a097c23e1a55774653909b5ba0d6997
author: Roberto E. Vargas Caballero <k0ga@shike2.com>
date: Sun Jan 19 10:19:32 EST 2020

libmach: Fix readstr()

Readstr() must check for size 4 because the 4 bytes
with the size of the string table is included in the
size of the string table.

--- a/src/libmach/coff32/coff32read.c

+++ b/src/libmach/coff32/coff32read.c

@@ -157,8 +157,10 @@

 	coff->strsiz = 0;

 	if (siz < 4 || siz > SIZE_MAX) {

 		errno = ERANGE;

-		return 1;

+		return 0;

 	}

+	if (siz == 4)

+		return 1;

 	if ((str = malloc(siz)) == NULL)

 		return 0;