commit 500f5bee6c03981961f1586fca2a1dee6fdce7c7
author Rich Felker <dalias@aerifal.cx> Tue Mar 14 14:29:50 2017 -0400
committer Rich Felker <dalias@aerifal.cx> Tue Mar 14 14:29:50 2017 -0400
tree f6ce3242f48a80d403739485516617cd61391626
parent 6582baa752a8facb2c8a7b5b3dcf67331429cdc1

in static dl_iterate_phdr, fix use of possibly-uninitialized aux data

this could only happen if an incomplete auxv was passed into the
program, but it's better to just initialize the data anyway.

src/ldso/dl_iterate_phdr.c

diff --git a/src/ldso/dl_iterate_phdr.c b/src/ldso/dl_iterate_phdr.c
index c141fd9..e55cbf7 100644
--- a/src/ldso/dl_iterate_phdr.c
+++ b/src/ldso/dl_iterate_phdr.c
@@ -11,7 +11,7 @@
 	size_t base = 0;
 	size_t n;
 	struct dl_phdr_info info;
-	size_t i, aux[AUX_CNT];
+	size_t i, aux[AUX_CNT] = {0};
 
 	for (i=0; libc.auxv[i]; i+=2)
 		if (libc.auxv[i]<AUX_CNT) aux[libc.auxv[i]] = libc.auxv[i+1];