Vulnerability identifier: #VU63022

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-23595

CWE-ID: CWE-476

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
TensorFlow
Server applications / Other server solutions

Vendor: TensorFlow

Description

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in the BuildXlaCompilationCache() function. A remote user can pass a specially crafted file to the application and perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

TensorFlow: 2.7.0, 2.6.0 - 2.6.2, 2.5.0 - 2.5.2, 2.4.0 - 2.4.4, 2.3.0 - 2.3.4, 2.1.0 - 2.1.4, 2.2.0 - 2.2.3, 2.0.0 - 2.0.4

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External links
http://github.com/tensorflow/tensorflow/blob/274df9b02330b790aa8de1cee164b70f72b9b244/tensorflow/compiler/jit/xla_platform_info.cc#L43-L104
http://github.com/tensorflow/tensorflow/commit/e21af685e1828f7ca65038307df5cc06de4479e8
http://github.com/tensorflow/tensorflow/security/advisories/GHSA-fpcp-9h7m-ffpx

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.