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-rw-r--r--drivers/android/binder.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index 8685882da64c..4b9c7ca492e6 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -2057,7 +2057,8 @@ static size_t binder_get_object(struct binder_proc *proc,
size_t object_size = 0;
read_size = min_t(size_t, sizeof(*object), buffer->data_size - offset);
- if (read_size < sizeof(*hdr) || !IS_ALIGNED(offset, sizeof(u32)))
+ if (offset > buffer->data_size || read_size < sizeof(*hdr) ||
+ !IS_ALIGNED(offset, sizeof(u32)))
return 0;
binder_alloc_copy_from_buffer(&proc->alloc, object, buffer,
offset, read_size);