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-rw-r--r--patches/glibc-2.18/0012-malloc-Check-for-integer-overflow-in-memalign.patch37
1 files changed, 0 insertions, 37 deletions
diff --git a/patches/glibc-2.18/0012-malloc-Check-for-integer-overflow-in-memalign.patch b/patches/glibc-2.18/0012-malloc-Check-for-integer-overflow-in-memalign.patch
deleted file mode 100644
index 8bc5718..0000000
--- a/patches/glibc-2.18/0012-malloc-Check-for-integer-overflow-in-memalign.patch
+++ /dev/null
@@ -1,37 +0,0 @@
-From: Will Newton <will.newton@linaro.org>
-Date: Fri, 16 Aug 2013 12:54:29 +0100
-Subject: [PATCH] malloc: Check for integer overflow in memalign.
-
-A large bytes parameter to memalign could cause an integer overflow
-and corrupt allocator internals. Check the overflow does not occur
-before continuing with the allocation.
-
-ChangeLog:
-
-2013-09-11 Will Newton <will.newton@linaro.org>
-
- [BZ #15857]
- * malloc/malloc.c (__libc_memalign): Check the value of bytes
- does not overflow.
----
- malloc/malloc.c | 7 +++++++
- 1 file changed, 7 insertions(+)
-
-diff --git a/malloc/malloc.c b/malloc/malloc.c
-index 31e2dfa..ebbe86d 100644
---- a/malloc/malloc.c
-+++ b/malloc/malloc.c
-@@ -3015,6 +3015,13 @@ __libc_memalign(size_t alignment, size_t bytes)
- /* Otherwise, ensure that it is at least a minimum chunk size */
- if (alignment < MINSIZE) alignment = MINSIZE;
-
-+ /* Check for overflow. */
-+ if (bytes > SIZE_MAX - alignment - MINSIZE)
-+ {
-+ __set_errno (ENOMEM);
-+ return 0;
-+ }
-+
- arena_get(ar_ptr, bytes + alignment + MINSIZE);
- if(!ar_ptr)
- return 0;