CVE-2023-37368 : Security Advisory and Response

This article provides detailed information about CVE-2023-37368, a vulnerability discovered in Samsung Exynos Mobile Processor, Automotive Processor, and Modem.

Understanding CVE-2023-37368

This section sheds light on the nature of the vulnerability discovered in Samsung Exynos processors.

What is CVE-2023-37368?

CVE-2023-37368 is an issue found in Samsung Exynos Mobile Processor, Automotive Processor, and Modem, specifically related to the Shannon MM Task. The vulnerability arises from the missing validation of a NULL pointer, which can lead to abnormal termination via a malformed NR MM packet.

The Impact of CVE-2023-37368

The impact of this vulnerability lies in the potential for abnormal termination of processes, which can result in system instability and potential security breaches.

Technical Details of CVE-2023-37368

This section delves into the technical aspects of the vulnerability, including the description, affected systems and versions, and exploitation mechanism.

Vulnerability Description

The vulnerability stems from the lack of validation of a NULL pointer in the Shannon MM Task, opening the door to abnormal termination via a malformed NR MM packet.

Affected Systems and Versions

Samsung Exynos processors including Exynos 9810, Exynos 9610, Exynos 9820, Exynos 980, Exynos 850, Exynos 1080, Exynos 2100, Exynos 2200, Exynos 1280, Exynos 1380, Exynos 1330, Exynos 9110, Exynos W920, Exynos Modem 5123, Exynos Modem 5300, and Exynos Auto T5123 are affected by this vulnerability.

Exploitation Mechanism

The vulnerability can be exploited by crafting a malformed NR MM packet to trigger abnormal termination of processes.

Mitigation and Prevention

In this final section, the article discusses the steps to mitigate and prevent exploitation of CVE-2023-37368.

Immediate Steps to Take

Immediate actions should include monitoring security updates from Samsung and applying patches as soon as they are available.

Long-Term Security Practices

Practicing good cybersecurity hygiene, such as regular software updates and monitoring for potential vulnerabilities, can help mitigate risks associated with this vulnerability.

Patching and Updates

Regularly checking for security updates from Samsung and promptly applying patches is crucial in safeguarding systems against potential exploitation of CVE-2023-37368.