Google TensorFlow up to 2.1.3/2.2.2/2.3.2/2.4.1 tf.raw_ops.RaggedTensorToVariant null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Google TensorFlow up to 2.1.3/2.2.2/2.3.2/2.4.1. This vulnerability affects the function tf.raw_ops.RaggedTensorToVariant. This manipulation causes null pointer dereference. This vulnerability appears as CVE-2021-29516. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Google TensorFlow up to 2.1.3/2.2.2/2.3.2/2.4.1 (Artificial Intelligence Software). Affected by this vulnerability is the function tf.raw_ops.RaggedTensorToVariant. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect availability.

The weakness was presented 05/15/2021. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2021-29516. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 2.1.4, 2.2.3, 2.3.3, 2.4.2 or 2.5.0 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: TensorFlow 2.1.4/2.2.3/2.3.3/2.4.2/2.5.0
Patch: github.com

Timelineinfo

03/30/2021 🔍
05/15/2021 +46 days 🔍
05/15/2021 +0 days 🔍
05/16/2021 +1 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: github.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-29516 (🔍)
GCVE (CVE): GCVE-0-2021-29516
GCVE (VulDB): GCVE-100-175123

Entryinfo

Created: 05/15/2021 08:37
Updated: 05/16/2021 20:15
Changes: 05/15/2021 08:37 (40), 05/16/2021 20:07 (6), 05/16/2021 20:15 (1)
Complete: 🔍
Cache ID: 216::103

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