In Tensorflow before versions 1.15.4, 2.0.3, 2.1.2, 2.2.1 and 2.3.1, the implementation of SparseFillEmptyRowsGrad uses a double indexing pattern. It is possible for reverse_index_map(i) to be an index outside of bounds of grad_values, thus resulting in a heap buffer overflow. The issue is patched in commit 390611e0d45c5793c7066110af37c8514e6a6c54, and is released in TensorFlow versions 1.15.4, 2.0.3, 2.1.2, 2.2.1, or 2.3.1.
| Software | From | Fixed in |
|---|---|---|
| google / tensorflow | - | 1.15.4 |
| google / tensorflow | 2.0.0 | 2.0.3 |
| google / tensorflow | 2.1.0 | 2.1.2 |
| google / tensorflow | 2.2.0 | 2.2.1 |
| google / tensorflow | 2.3.0 | 2.3.1 |
| opensuse / leap | 15.2 | 15.2.x |
tensorflow
|
- | 1.15.4 |
tensorflow
|
2.0.0 | 2.0.3 |
tensorflow
|
2.1.0 | 2.1.2 |
tensorflow
|
2.2.0 | 2.2.0.x |
tensorflow
|
2.2.0 | 2.2.1 |
tensorflow
|
2.3.0 | 2.3.0.x |
tensorflow
|
2.3.0 | 2.3.1 |
tensorflow-cpu
|
- | 1.15.4 |
tensorflow-cpu
|
2.0.0 | 2.0.3 |
tensorflow-cpu
|
2.1.0 | 2.1.2 |
tensorflow-cpu
|
2.2.0 | 2.2.0.x |
tensorflow-cpu
|
2.2.0 | 2.2.1 |
tensorflow-cpu
|
2.3.0 | 2.3.0.x |
tensorflow-cpu
|
2.3.0 | 2.3.1 |
tensorflow-gpu
|
- | 1.15.4 |
tensorflow-gpu
|
2.0.0 | 2.0.3 |
tensorflow-gpu
|
2.1.0 | 2.1.2 |
tensorflow-gpu
|
2.2.0 | 2.2.0.x |
tensorflow-gpu
|
2.2.0 | 2.2.1 |
tensorflow-gpu
|
2.3.0 | 2.3.0.x |
tensorflow-gpu
|
2.3.0 | 2.3.1 |
A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.
CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.
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