CVE-2021-29551 : TensorFlow is an end-to-end open source platform for machine learning. The imple

TensorFlow is an end-to-end open source platform for machine learning. The implementation of `MatrixTriangularSolve`(https://github.com/tensorflow/tensorflow/blob/8cae746d8449c7dda5298327353d68613f16e798/tensorflow/core/kernels/linalg/matrix_triangular_solve_op_impl.h#L160-L240) fails to terminate kernel execution if one validation condition fails. The fix will be included in TensorFlow 2.5.0. We will also cherrypick this commit on TensorFlow 2.4.2, TensorFlow 2.3.3, TensorFlow 2.2.3 and TensorFlow 2.1.4, as these are also affected and still in supported range.

Published 2021-05-14 20:15:13

Updated 2021-07-27 17:18:43

Source GitHub, Inc.

View at NVD, CVE.org

Products affected by CVE-2021-29551

Google » Tensorflow
Versions from including (>=) 2.3.0 and before (<) 2.3.3
cpe:2.3:a:google:tensorflow:*:*:*:*:*:*:*:*
Matching versions
Google » Tensorflow
Versions before (<) 2.1.4
cpe:2.3:a:google:tensorflow:*:*:*:*:*:*:*:*
Matching versions
Google » Tensorflow
Versions from including (>=) 2.2.0 and before (<) 2.2.3
cpe:2.3:a:google:tensorflow:*:*:*:*:*:*:*:*
Matching versions
Google » Tensorflow
Versions from including (>=) 2.4.0 and before (<) 2.4.2
cpe:2.3:a:google:tensorflow:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2021-29551

EPSS FAQ

0.02%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 2 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-29551

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
2.1	LOW	AV:L/AC:L/Au:N/C:N/I:N/A:P	3.9	2.9	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	1.8	3.6	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High
2.5	LOW	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L	1.0	1.4	GitHub, Inc.
Attack Vector: Local Attack Complexity: High Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: Low

CWE ids for CVE-2021-29551

CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

Assigned by: security-advisories@github.com (Primary)

References for CVE-2021-29551

https://github.com/tensorflow/tensorflow/security/advisories/GHSA-vqw6-72r7-fgw7

OOB read in `MatrixTriangularSolve` · Advisory · tensorflow/tensorflow · GitHub
Exploit;Patch;Third Party Advisory
https://github.com/tensorflow/tensorflow/commit/480641e3599775a8895254ffbc0fc45621334f68

Validate (and ensure validation sticks) inputs for `MatrixTriangularS… · tensorflow/tensorflow@480641e · GitHub
Patch;Third Party Advisory

Jump to

Vulnerability Details : CVE-2021-29551

Products affected by CVE-2021-29551

Exploit prediction scoring system (EPSS) score for CVE-2021-29551

CVSS scores for CVE-2021-29551

CWE ids for CVE-2021-29551

References for CVE-2021-29551