BIT-TENSORFLOW-2022-36004 `CHECK` fail in `tf.random.gamma` in TensorFlow

TensorFlow is an open source platform for machine learning. When tf.random.gamma receives large input shape and rates, it gives a CHECK fail that can trigger a denial of service attack. We have patched the issue in GitHub commit 552bfced6ce4809db5f3ca305f60ff80dd40c5a3. The fix will be included i...

BIT-TENSORFLOW-2022-36005 `CHECK` fail in `FakeQuantWithMinMaxVarsGradient` in TensorFlow

TensorFlow is an open source platform for machine learning. When tf.quantization.fakequantwithminmaxvarsgradient receives input min or max that is nonscalar, it gives a CHECK fail that can trigger a denial of service attack. We have patched the issue in GitHub commit...

BIT-TENSORFLOW-2022-36011 Null dereference on MLIR on empty function attributes in TensorFlow

TensorFlow is an open source platform for machine learning. When mlir::tfg::ConvertGenericFunctionToFunctionDef is given empty function attributes, it gives a null dereference. We have patched the issue in GitHub commit 1cf45b831eeb0cab8655c9c7c5d06ec6f45fc41b. The fix will be included in...

BIT-TENSORFLOW-2022-36012 Assertion fail on MLIR empty edge names in TensorFlow

TensorFlow is an open source platform for machine learning. When mlir::tfg::ConvertGenericFunctionToFunctionDef is given empty function attributes, it crashes. We have patched the issue in GitHub commit ad069af92392efee1418c48ff561fd3070a03d7b. The fix will be included in TensorFlow 2.10.0. We wi...

BIT-TENSORFLOW-2022-36013 Null-dereference in `mlir::tfg::GraphDefImporter::ConvertNodeDef` in TensorFlow

TensorFlow is an open source platform for machine learning. When mlir::tfg::GraphDefImporter::ConvertNodeDef tries to convert NodeDefs without an op name, it crashes. We have patched the issue in GitHub commit a0f0b9a21c9270930457095092f558fbad4c03e5. The fix will be included in TensorFlow 2.10.0...

BIT-TENSORFLOW-2022-36014 Null-dereference in `mlir::tfg::TFOp::nameAttr` in TensorFlow

TensorFlow is an open source platform for machine learning. When mlir::tfg::TFOp::nameAttr receives null type list attributes, it crashes. We have patched the issue in GitHub commits 3a754740d5414e362512ee981eefba41561a63a6 and a0f0b9a21c9270930457095092f558fbad4c03e5. The fix will be included in...

BIT-TENSORFLOW-2022-36015 Integer overflow in math ops in TensorFlow

TensorFlow is an open source platform for machine learning. When RangeSize receives values that do not fit into an int64t, it crashes. We have patched the issue in GitHub commit 37e64539cd29fcfb814c4451152a60f5d107b0f0. The fix will be included in TensorFlow 2.10.0. We will also cherrypick this...

BIT-TENSORFLOW-2022-36016 `CHECK`-fail in `tensorflow::full_type::SubstituteFromAttrs` in TensorFlow

TensorFlow is an open source platform for machine learning. When tensorflow::fulltype::SubstituteFromAttrs receives a FullTypeDef& t that is not exactly three args, it triggers a CHECK-fail instead of returning a status. We have patched the issue in GitHub commit...

BIT-TENSORFLOW-2022-36017 Segfault in `Requantize` in TensorFlow

TensorFlow is an open source platform for machine learning. If Requantize is given inputmin, inputmax, requestedoutputmin, requestedoutputmax tensors of a nonzero rank, it results in a segfault that can be used to trigger a denial of service attack. We have patched the issue in GitHub commit...

BIT-TENSORFLOW-2022-36018 `CHECK` fail in `RaggedTensorToVariant` in TensorFlow

TensorFlow is an open source platform for machine learning. If RaggedTensorToVariant is given a rtnestedsplits list that contains tensors of ranks other than one, it results in a CHECK fail that can be used to trigger a denial of service attack. We have patched the issue in GitHub commit...

BIT-TENSORFLOW-2022-36026 `CHECK` fail in `QuantizeAndDequantizeV3` in TensorFlow

TensorFlow is an open source platform for machine learning. If QuantizeAndDequantizeV3 is given a nonscalar numbits input tensor, it results in a CHECK fail that can be used to trigger a denial of service attack. We have patched the issue in GitHub commit f3f9cb38ecfe5a8a703f2c4a8fead434ef291713...

BIT-TENSORFLOW-2022-36027 Segfault TFLite converter on per-channel quantized transposed convolutions in TensorFlow

TensorFlow is an open source platform for machine learning. When converting transposed convolutions using per-channel weight quantization the converter segfaults and crashes the Python process. We have patched the issue in GitHub commit aa0b852a4588cea4d36b74feb05d93055540b450. The fix will be...

BIT-TENSORFLOW-2022-41880 ThreadUnsafeUnigramCandidateSampler Heap out of bounds in Tensorflow

TensorFlow is an open source platform for machine learning. When the BaseCandidateSamplerOp function receives a value in trueclasses larger than rangemax, a heap oob read occurs. We have patched the issue in GitHub commit b389f5c944cadfdfe599b3f1e4026e036f30d2d4. The fix will be included in...

BIT-TENSORFLOW-2022-41883 Out of bounds segmentation fault due to unequal op inputs in Tensorflow

TensorFlow is an open source platform for machine learning. When ops that have specified input sizes receive a differing number of inputs, the executor will crash. We have patched the issue in GitHub commit f5381e0e10b5a61344109c1b7c174c68110f7629. The fix will be included in TensorFlow 2.11. We...

BIT-TENSORFLOW-2022-41884 Seg fault in `ndarray_tensor_bridge` due to zero and large inputs in Tensorflow

TensorFlow is an open source platform for machine learning. If a numpy array is created with a shape such that one element is zero and the others sum to a large number, an error will be raised. We have patched the issue in GitHub commit 2b56169c16e375c521a3bc8ea658811cc0793784. The fix will be...

BIT-TENSORFLOW-2022-41885 Overflow in `FusedResizeAndPadConv2D` in Tensorflow

TensorFlow is an open source platform for machine learning. When tf.rawops.FusedResizeAndPadConv2D is given a large tensor shape, it overflows. We have patched the issue in GitHub commit d66e1d568275e6a2947de97dca7a102a211e01ce. The fix will be included in TensorFlow 2.11. We will also cherrypick...

BIT-TENSORFLOW-2022-41886 Overflow in `ImageProjectiveTransformV2` in Tensorflow

TensorFlow is an open source platform for machine learning. When tf.rawops.ImageProjectiveTransformV2 is given a large output shape, it overflows. We have patched the issue in GitHub commit 8faa6ea692985dbe6ce10e1a3168e0bd60a723ba. The fix will be included in TensorFlow 2.11. We will also...

BIT-TENSORFLOW-2022-41887 Overflow in `tf.keras.losses.poisson` in Tensorflow

TensorFlow is an open source platform for machine learning. tf.keras.losses.poisson receives a ypred and ytrue that are passed through functor::mul in BinaryOp. If the resulting dimensions overflow an int32, TensorFlow will crash due to a size mismatch during broadcast assignment. We have patched...

BIT-TENSORFLOW-2022-41889 Segfault via invalid attributes in `pywrap_tfe_src.cc` in Tensorflow

TensorFlow is an open source platform for machine learning. If a list of quantized tensors is assigned to an attribute, the pywrap code fails to parse the tensor and returns a nullptr, which is not caught. An example can be seen in tf.compat.v1.extractvolumepatches by passing in quantized tensors...

BIT-TENSORFLOW-2022-41890 `CHECK` fail in `BCast` overflow in Tensorflow

TensorFlow is an open source platform for machine learning. If BCast::ToShape is given input larger than an int32, it will crash, despite being supposed to handle up to an int64. An example can be seen in tf.experimental.numpy.outer by passing in large input to the input b. We have patched the...