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Heap buffer overflow in `UnsortedSegmentSum` in TensorFlow

Published Dec 16, 2019

Description

In TensorFlow before 1.15, a heap buffer overflow in UnsortedSegmentSum can be produced when the Index template argument is int32. In this case data_size and num_segments fields are truncated from int64 to int32 and can produce negative numbers, resulting in accessing out of bounds heap memory. This is unlikely to be exploitable and was detected and fixed internally in TensorFlow 1.15 and 2.0.

Affected products

Remediation

No remediation recorded yet.

Weaknesses (2)

References (8)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner GitHub_M
Published Dec 16, 2019
Updated Aug 5, 2024
Reserved Sep 24, 2019
NVD
Status Modified
Modified Jun 17, 2026
Red Hat
Severity n/a
Public date n/a
GHSA-844W-J86R-4X2J