BIT-TENSORFLOW-2021-29518 Session operations in eager mode lead to null pointer dereferences

TensorFlow is an end-to-end open source platform for machine learning. In eager mode default in TF 2.0 and later, session operations are invalid. However, users could still call the raw ops associated with them and trigger a null pointer dereference. The...

BIT-TENSORFLOW-2021-29524 Division by 0 in `Conv2DBackpropFilter`

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a division by 0 in tf.rawops.Conv2DBackpropFilter. This is because the...

BIT-TENSORFLOW-2021-29532 Heap out of bounds read in `RaggedCross`

TensorFlow is an end-to-end open source platform for machine learning. An attacker can force accesses outside the bounds of heap allocated arrays by passing in invalid tensor values to tf.rawops.RaggedCross. This is because the...

BIT-TENSORFLOW-2021-29534 CHECK-fail in SparseConcat

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a denial of service via a CHECK-fail in tf.rawops.SparseConcat. This is because the...

BIT-TENSORFLOW-2021-29540 Heap buffer overflow in `Conv2DBackpropFilter`

TensorFlow is an end-to-end open source platform for machine learning. An attacker can cause a heap buffer overflow to occur in Conv2DBackpropFilter. This is because the...

BIT-TENSORFLOW-2021-29546 Division by 0 in `QuantizedBiasAdd`

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger an integer division by zero undefined behavior in tf.rawops.QuantizedBiasAdd. This is because the implementation of the Eigen...

BIT-TENSORFLOW-2021-29577 Heap buffer overflow in `AvgPool3DGrad`

TensorFlow is an end-to-end open source platform for machine learning. The implementation of tf.rawops.AvgPool3DGrad is vulnerable to a heap buffer overflow. The...

BIT-TENSORFLOW-2021-29587 Division by zero in TFLite's implementation of `SpaceToDepth`

TensorFlow is an end-to-end open source platform for machine learning. The Prepare step of the SpaceToDepth TFLite operator does not check for 0 before divisionhttps://github.com/tensorflow/tensorflow/blob/5f7975d09eac0f10ed8a17dbb6f5964977725adc/tensorflow/lite/kernels/spacetodepth.ccL63-L67. An...

BIT-TENSORFLOW-2021-29592 Null pointer dereference in TFLite's `Reshape` operator

TensorFlow is an end-to-end open source platform for machine learning. The fix for CVE-2020-15209https://vulners.com/cve/CVE-2020-15209 missed the case when the target shape of Reshape operator is given by the elements of a 1-D tensor. As such, the fix for the...

BIT-TENSORFLOW-2021-29598 Division by zero in TFLite's implementation of `SVDF`

TensorFlow is an end-to-end open source platform for machine learning. The implementation of the SVDF TFLite operator is vulnerable to a division by zero errorhttps://github.com/tensorflow/tensorflow/blob/7f283ff806b2031f407db64c4d3edcda8fb9f9f5/tensorflow/lite/kernels/svdf.ccL99-L102. An attacke...

BIT-TENSORFLOW-2021-29601 Integer overflow in TFLite concatentation

TensorFlow is an end-to-end open source platform for machine learning. The TFLite implementation of concatenation is vulnerable to an integer overflow issuehttps://github.com/tensorflow/tensorflow/blob/7b7352a724b690b11bfaae2cd54bc3907daf6285/tensorflow/lite/kernels/concatenation.ccL70-L76. An...

BIT-TENSORFLOW-2021-29603 Heap OOB write in TFLite

TensorFlow is an end-to-end open source platform for machine learning. A specially crafted TFLite model could trigger an OOB write on heap in the TFLite implementation of...

BIT-TENSORFLOW-2021-29612 Heap buffer overflow in `BandedTriangularSolve`

TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a heap buffer overflow in Eigen implementation of tf.rawops.BandedTriangularSolve. The...

BIT-TENSORFLOW-2021-29619 Segfault in `tf.raw_ops.SparseCountSparseOutput`

TensorFlow is an end-to-end open source platform for machine learning. Passing invalid arguments e.g., discovered via fuzzing to tf.rawops.SparseCountSparseOutput results in segfault. The fix will be included in TensorFlow 2.5.0. We will also cherrypick this commit on TensorFlow 2.4.2, TensorFlow...

BIT-TENSORFLOW-2021-37637 Null pointer dereference in `CompressElement` in TensorFlow

TensorFlow is an end-to-end open source platform for machine learning. It is possible to trigger a null pointer dereference in TensorFlow by passing an invalid input to tf.rawops.CompressElement. The implementation was accessing the size of a buffer obtained from the return of a separate function...

BIT-TENSORFLOW-2021-37638 Null pointer dereference in `RaggedTensorToTensor` in TensorFlow

TensorFlow is an end-to-end open source platform for machine learning. Sending invalid argument for rowpartitiontypes of tf.rawops.RaggedTensorToTensor API results in a null pointer dereference and undefined behavior. The implementation accesses the first element of a user supplied list of values...

BIT-TENSORFLOW-2021-37647 Null pointer dereference in `SparseTensorSliceDataset` in TensorFlow

TensorFlow is an end-to-end open source platform for machine learning. When a user does not supply arguments that determine a valid sparse tensor, tf.rawops.SparseTensorSliceDataset implementation can be made to dereference a null pointer. The implementation has some argument validation but fails...

BIT-TENSORFLOW-2021-37648 Incorrect validation of `SaveV2` inputs in TensorFlow

TensorFlow is an end-to-end open source platform for machine learning. In affected versions the code for tf.rawops.SaveV2 does not properly validate the inputs and an attacker can trigger a null pointer dereference. The implementation uses ValidateInputs to check that the input arguments are vali...

BIT-TENSORFLOW-2021-37657 Reference binding to nullptr in `MatrixDiagV*` ops in TensorFlow

TensorFlow is an end-to-end open source platform for machine learning. In affected versions an attacker can cause undefined behavior via binding a reference to null pointer in all operations of type tf.rawops.MatrixDiagV. The implementation has incomplete validation that the value of k is a valid...

BIT-TENSORFLOW-2021-37658 Reference binding to nullptr in `MatrixSetDiagV*` ops in TensorFlow

TensorFlow is an end-to-end open source platform for machine learning. In affected versions an attacker can cause undefined behavior via binding a reference to null pointer in all operations of type tf.rawops.MatrixSetDiagV. The implementation has incomplete validation that the value of k is a...