CVE-2018-7588 : Security Advisory and Response

A vulnerability was found in version 220 of CImg that allows a heap-based buffer over-read when loading a manipulated bmp image.

Understanding CVE-2018-7588

What is CVE-2018-7588?

An issue in CImg v.220 leads to a heap-based buffer over-read in the load_bmp function in CImg.h when loading a crafted bmp image.

The Impact of CVE-2018-7588

This vulnerability could be exploited to execute arbitrary code or cause a denial of service by crashing the application.

Technical Details of CVE-2018-7588

Vulnerability Description

The load_bmp function in CImg.h is susceptible to a heap-based buffer over-read when a manipulated bmp image is loaded.

Affected Systems and Versions

Product: CImg
Vendor: N/A
Version: 220

Exploitation Mechanism

The vulnerability can be exploited by loading a specially crafted bmp image, triggering the heap-based buffer over-read.

Mitigation and Prevention

Immediate Steps to Take

Apply the security updates provided by the vendor promptly.
Avoid opening or processing untrusted bmp images.
Monitor vendor advisories and security mailing lists for any patches or updates.

Long-Term Security Practices

Regularly update software and libraries to the latest versions.
Implement secure coding practices to prevent buffer over-read vulnerabilities.

Patching and Updates

Update to a patched version of CImg that addresses the heap-based buffer over-read vulnerability.