core/glibc/CVE-2015-8778.patch

30 lines
617 B
Diff

diff --git a/misc/hsearch_r.c b/misc/hsearch_r.c
index 9f55e84..559df29 100644
--- a/misc/hsearch_r.c
+++ b/misc/hsearch_r.c
@@ -19,7 +19,7 @@
#include <errno.h>
#include <malloc.h>
#include <string.h>
-
+#include <stdint.h>
#include <search.h>
/* [Aho,Sethi,Ullman] Compilers: Principles, Techniques and Tools, 1986
@@ -73,6 +73,13 @@ __hcreate_r (nel, htab)
return 0;
}
+ if (nel >= SIZE_MAX / sizeof (_ENTRY))
+ {
+ __set_errno (ENOMEM);
+ return 0;
+ }
+
+
/* There is still another table active. Return with error. */
if (htab->table != NULL)
return 0;
--
1.9.4