CVE-2018-25305
Received Received - Intake
Buffer Overflow in librsvg2-bin via Malformed SVG Files

Publication date: 2026-04-29

Last updated on: 2026-04-29

Assigner: VulnCheck

Description
librsvg2-bin 2.40.13 contains a buffer overflow vulnerability that allows local attackers to cause a denial of service by processing malformed SVG files. Attackers can supply crafted SVG input to the rsvg conversion tool to trigger a segmentation fault in the cairo image compositor.
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Meta Information
Published
2026-04-29
Last Modified
2026-04-29
Generated
2026-06-16
AI Q&A
2026-04-30
EPSS Evaluated
2026-06-15
NVD
CVE-2018-25305
EUVD
EUVD-2018-21826
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
gnome librsvg2-bin to 2.40.13 (inc)
Helpful Resources
Exploitability
CWE
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KEV
KEV Icon
CWE ID Description
CWE-120 The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.
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Compliance Impact

The provided information does not specify any direct impact of this vulnerability on compliance with common standards and regulations such as GDPR or HIPAA.

Executive Summary

The vulnerability in librsvg2-bin version 2.40.13 is a buffer overflow issue that occurs when the rsvg conversion tool processes malformed or specially crafted SVG files. This buffer overflow triggers a segmentation fault in the cairo image compositor, causing the application to crash.

Executive Summary

The vulnerability in librsvg2-bin version 2.40.13 is a buffer overflow issue. It allows local attackers to cause a denial of service by processing specially crafted malformed SVG files. When these malicious SVG files are processed by the rsvg conversion tool, they trigger a segmentation fault in the cairo image compositor.

Impact Analysis

This vulnerability can impact you by causing a denial of service (DoS) condition on your system. An attacker with local access can supply a crafted SVG file to the rsvg conversion tool, causing it to crash due to a segmentation fault. This could disrupt services or applications relying on this tool.

Impact Analysis

This vulnerability allows local attackers to cause a denial of service by crashing the rsvg conversion tool when it processes malicious SVG files. It affects the availability of the service or application using librsvg2-bin but does not impact confidentiality or integrity.

Detection Guidance

This vulnerability can be detected by attempting to process potentially malformed SVG files using the rsvg conversion tool included in librsvg2-bin version 2.40.13. If the tool crashes with a segmentation fault during processing, it indicates the presence of the vulnerability.

A practical detection method is to run the rsvg tool on suspicious or crafted SVG files and observe if it triggers a crash.

Example command to test an SVG file for the vulnerability:

  • rsvg-convert suspicious_file.svg -o output.png

If this command causes a segmentation fault or crashes, it indicates the system is vulnerable.

Mitigation Strategies

To mitigate this vulnerability immediately, avoid processing untrusted or malformed SVG files with the rsvg conversion tool.

Restrict local access to the system or the rsvg tool to trusted users only, since the exploit requires local access.

Monitor for updates or patches from the librsvg2-bin maintainers and apply them as soon as they become available to fix the buffer overflow issue.

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