CVE-2018-18310 : What You Need to Know

A flaw in libdwfl in elfutils through v0.174, specifically in dwfl_segment_report_module.c, allows attackers to exploit an invalid memory address dereference, potentially leading to a denial of service situation.

Understanding CVE-2018-18310

This CVE entry describes a vulnerability in elfutils that could result in a denial of service by crashing the application.

What is CVE-2018-18310?

The vulnerability exists in libdwfl in elfutils through v0.174
It involves an invalid memory address dereference
Attackers can exploit this flaw using a specially crafted ELF file

The Impact of CVE-2018-18310

Exploiting this vulnerability could lead to a denial of service situation
The application may crash due to the flaw

Technical Details of CVE-2018-18310

This section provides more technical insights into the CVE.

Vulnerability Description

An invalid memory address dereference was discovered in dwfl_segment_report_module.c in libdwfl in elfutils through v0.174
Attackers can cause a denial of service (application crash) using a crafted ELF file

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Version: Not applicable

Exploitation Mechanism

Attackers can exploit the vulnerability by utilizing a specially crafted ELF file
The example file named consider_notes demonstrates the exploitation

Mitigation and Prevention

Protecting systems from CVE-2018-18310 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security updates and patches promptly
Monitor for any unusual system behavior
Restrict access to vulnerable systems

Long-Term Security Practices

Regularly update software and libraries
Conduct security assessments and audits
Educate users and administrators on secure practices

Patching and Updates

Refer to vendor advisories for specific patching instructions
Stay informed about security updates and apply them in a timely manner