Out-of-bounds read in TensorFlow - CVE-2021-37663
Published: August 12, 2021 / Updated: May 4, 2026
Vulnerability identifier: #VU129242
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-37663
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
TensorFlow
TensorFlow
Software vendor:
TensorFlow
TensorFlow
Description
The vulnerability allows a local user to cause a denial of service or disclose sensitive information.
The vulnerability exists due to out-of-bounds read in tf.raw_ops.QuantizeV2 when parsing crafted min_range, max_range, and axis inputs. A local user can supply inconsistent tensor arguments to cause a denial of service or disclose sensitive information.
The issue can also trigger undefined behavior by binding a reference to a null pointer.
Remediation
Install security update from vendor's website.