CVE-2024-9114: FastStone Image Viewer GIF File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

Routine

HIGH 7.8DOWNGRADE

CVE-2024-9114 is a high-severity flaw (CVSS 7.8) affecting image viewer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

FastStone Image Viewer GIF File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of FastStone Image Viewer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of GIF files. The issue results from the lack of prope

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 66%)
CISA exploited list	No
Weakness	CWE-787
Published	2024-11-22
Last modified	2026-06-17

Publisher (CNA): Zero Day Initiative · Vendor: faststone

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-11-22 22:15 UTCPublished CVE record published
2026-06-17 08:23 UTCUpdated Record last modified

faststone image viewer DOWNGRADE

Affected: 7.8

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.8

1. Check installed version

apt-cache policy image-viewer || rpm -q image-viewer || image-viewer --version

2. No fixed release: DOWNGRADE to a release before 7.8 (Debian / Ubuntu)

apt-cache madison image-viewer sudo apt install image-viewer=<VERSION_BEFORE_7.8> sudo apt-mark hold image-viewer

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list image-viewer sudo dnf downgrade image-viewer-<VERSION_BEFORE_7.8> sudo dnf versionlock add image-viewer

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-9114?

image viewer: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-9114 being exploited?

CVE-2024-9114 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-9114 affect?

CVE-2024-9114 affects image viewer. Severity is high (CVSS 7.8). FastStone Image Viewer GIF File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of FastStone Image Viewer. User interaction is r

How urgent is CVE-2024-9114?

Priority 36/100. High severity

Related CVEs

CVE-2024-9113 HIGH 7.8 DOWNGRADE FastStone Image Viewer TGA File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
CVE-2024-9112 HIGH 7.8 DOWNGRADE FastStone Image Viewer PSD File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

References

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