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CVE-2022-36843 : Security Advisory and Response

Discover the impact of CVE-2022-36843, a heap-based overflow vulnerability in Samsung Mobile Devices. Learn about affected versions, exploitation risks, and mitigation strategies.

A heap-based overflow vulnerability in MHW_RECOG_LIB_INFO function in libSDKRecognitionText.spensdk.samsung.so library prior to SMR Sep-2022 Release 1 allows an attacker to cause a memory access fault.

Understanding CVE-2022-36843

This section provides detailed insights into the CVE-2022-36843 vulnerability.

What is CVE-2022-36843?

The CVE-2022-36843 is a heap-based overflow vulnerability found in the MHW_RECOG_LIB_INFO function in the libSDKRecognitionText.spensdk.samsung.so library before the SMR Sep-2022 Release 1. This vulnerability enables attackers to trigger a memory access fault.

The Impact of CVE-2022-36843

With a CVSS base score of 4.4, this medium-severity vulnerability has a low attack complexity and impact on integrity. Attackers with low privileges can exploit it locally, causing a memory access fault without user interaction.

Technical Details of CVE-2022-36843

Explore the technical aspects of CVE-2022-36843 below.

Vulnerability Description

The vulnerability arises due to a heap-based buffer overflow (CWE-122) in the MHW_RECOG_LIB_INFO function.

Affected Systems and Versions

Samsung Mobile Devices running Q(10), R(11), S(12) versions prior to SMR Sep-2022 Release 1 are impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability locally with low privileges by triggering a heap-based overflow in the mentioned library.

Mitigation and Prevention

Learn how to mitigate and prevent CVE-2022-36843 below.

Immediate Steps to Take

Users are advised to update their Samsung Mobile Devices to SMR Sep-2022 Release 1 to remediate this vulnerability. Regularly check for security updates from Samsung Mobile.

Long-Term Security Practices

Incorporate secure coding practices, conduct regular security assessments, and prioritize timely patching to prevent similar vulnerabilities in the future.

Patching and Updates

Stay vigilant for security advisories from Samsung Mobile and promptly apply recommended patches to eliminate security risks.

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