ZDI-21-342: Samsung Galaxy S20 libimagecodec Out-Of-Bounds Read Information Disclosure Vulnerability
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Samsung Galaxy S20. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the Quram ImageCodec component. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-21-342?
The severity of ZDI-21-342 is considered significant due to the potential for sensitive information disclosure.
How do I fix ZDI-21-342?
To fix ZDI-21-342, users should update their Samsung Galaxy S20 to the latest security patch provided by Samsung.
What type of attack vector does ZDI-21-342 involve?
ZDI-21-342 involves remote attackers targeting users through malicious pages or files requiring user interaction.
What products are affected by ZDI-21-342?
The affected product for ZDI-21-342 is the Samsung Galaxy S20.
Is user interaction required to exploit ZDI-21-342?
Yes, user interaction is required as the targeted user must visit a malicious page or open a harmful file.