Google TensorFlow up to 2.11.0 QuantizedMatMulWithBiasAndDequantize null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in Google TensorFlow up to 2.11.0 (Artificial Intelligence Software) and classified as problematic. This issue affects the function QuantizedMatMulWithBiasAndDequantize. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. The summary by CVE is:

TensorFlow is an open source platform for machine learning. Versions prior to 2.12.0 and 2.11.1 have a null point error in QuantizedMatMulWithBiasAndDequantize with MKL enabled. A fix is included in TensorFlow version 2.12.0 and version 2.11.1.

The weakness was presented 03/25/2023 as GHSA-49rq-hwc3-x77w. The advisory is shared at The identification of this vulnerability is CVE-2023-25670 since 02/09/2023. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/25/2023).

Upgrading to version 2.11.1 or 2.12.0 eliminates this vulnerability. Applying the patch 8a47a39d9697969206d23a523c977238717e8727 is able to eliminate this problem. The bugfix is ready for download at The best possible mitigation is suggested to be upgrading to the latest version.

See VDB-223852, VDB-223854, VDB-223855 and VDB-223856 for similar entries.







CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
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VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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CNA Base Score: 7.5
CNA Vector (GitHub, Inc.): 🔍



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Class: Null pointer dereference
CWE: CWE-476 / CWE-404

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Threat Intelligenceinfo

Interest: 🔍
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Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: TensorFlow 2.11.1/2.12.0
Patch: 8a47a39d9697969206d23a523c977238717e8727


02/09/2023 🔍
03/25/2023 +44 days 🔍
03/25/2023 +0 days 🔍
03/25/2023 +0 days 🔍



Advisory: GHSA-49rq-hwc3-x77w
Status: Confirmed

CVE: CVE-2023-25670 (🔍)
See also: 🔍


Created: 03/25/2023 07:56 AM
Changes: 03/25/2023 07:56 AM (54)
Complete: 🔍
Cache ID: 34:F93:40


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