CVE-2018-10114 : Exploit Details and Defense Strategies

A vulnerability in GEGL up to version 0.3.32 allows attackers to trigger a denial of service and potentially other consequences through a manipulated PPM file.

Understanding CVE-2018-10114

This CVE identifies a security issue in GEGL that could lead to a denial of service attack.

What is CVE-2018-10114?

GEGL up to version 0.3.32 is vulnerable to exploitation through the gegl_buffer_iterate_read_simple function, potentially resulting in a denial of service by causing a write access violation. The vulnerability arises from insufficient memory allocation restrictions in the ppm_load_read_header function.

The Impact of CVE-2018-10114

The vulnerability can be exploited by attackers to trigger a denial of service and potentially have other unspecified impacts by manipulating a PPM file.

Technical Details of CVE-2018-10114

This section provides more technical insights into the CVE.

Vulnerability Description

The issue lies in the gegl_buffer_iterate_read_simple function in buffer/gegl-buffer-access.c, allowing remote attackers to exploit the vulnerability.

Affected Systems and Versions

Product: GEGL
Vendor: N/A
Versions affected: Up to version 0.3.32

Exploitation Mechanism

Attackers can exploit the vulnerability by manipulating a PPM file, taking advantage of the improper restrictions on memory allocation in the ppm_load_read_header function.

Mitigation and Prevention

To address CVE-2018-10114, follow these mitigation strategies:

Immediate Steps to Take

Apply vendor patches or updates once available
Avoid opening untrusted PPM files

Long-Term Security Practices

Regularly update software and dependencies
Implement proper input validation and data sanitization practices

Patching and Updates

Monitor vendor security advisories for patches
Keep systems up to date with the latest software versions