CVE-2019-14291 Explained : Impact and Mitigation

Xpdf version 4.01.01 is affected by an out-of-bounds read vulnerability in the GfxPatchMeshShading::parse function in GfxState.cc. This vulnerability occurs when typeA is equal to 6 and case 3 happens.

Understanding CVE-2019-14291

Xpdf 4.01.01 experiences an out-of-bounds read issue in a specific function, potentially leading to security risks.

What is CVE-2019-14291?

This CVE identifies a vulnerability in Xpdf version 4.01.01 that allows for an out-of-bounds read under certain conditions.

The Impact of CVE-2019-14291

The vulnerability can be exploited by attackers to read sensitive information from memory, potentially leading to unauthorized access or information disclosure.

Technical Details of CVE-2019-14291

Xpdf version 4.01.01 is susceptible to an out-of-bounds read vulnerability in the GfxPatchMeshShading::parse function.

Vulnerability Description

The issue arises when typeA is 6 and case 3 occurs, triggering the out-of-bounds read in GfxState.cc.

Affected Systems and Versions

Product: Xpdf
Vendor: N/A
Version: 4.01.01

Exploitation Mechanism

The vulnerability can be exploited by malicious actors to read beyond the boundaries of allocated memory, potentially exposing sensitive data.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent exploitation of this vulnerability.

Immediate Steps to Take

Apply security patches or updates provided by the software vendor.
Monitor for any unusual activities on systems running Xpdf 4.01.01.

Long-Term Security Practices

Regularly update software to the latest versions to mitigate known vulnerabilities.
Implement network security measures to detect and prevent unauthorized access.

Patching and Updates

Ensure that Xpdf is updated to a version that addresses the out-of-bounds read vulnerability in GfxPatchMeshShading::parse.