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commit 37b2a6510a48ca361ced679f92682b7b7d7d0330 upstream. Allocations whose size is related to the memslot size can be arbitrarily large. Do not use kvzalloc/kvcalloc, as those are limited to "not crazy" sizes that fit in 32 bits. Cc: stable@vger.kernel.org Fixes: 7661809d493b ("mm: don't allow oversized kvmalloc() calls") Reviewed-by: David Hildenbrand <david@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Alexander Ofitserov <oficerovas@altlinux.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
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