CVE-2018-18718
UnknownEPSS 0.41%
Last modified
CVE-2018-18718 is a vulnerability of currently unknown severity. An issue was discovered in gThumb through 3.6.2. There is a double-free vulnerability in the add_themes_from_dir method in dlg-contact-sheet.c because of two successive calls of g_free, each of which frees the same buffer.. EPSS estimates a 0.41% chance of exploitation in the next 30 days.
Description
An issue was discovered in gThumb through 3.6.2. There is a double-free vulnerability in the add_themes_from_dir method in dlg-contact-sheet.c because of two successive calls of g_free, each of which frees the same buffer.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gnome | Gthumb | <= 3.6.2 |
| Debian | Debian Linux | 8.0 |
References
- https://gitlab.gnome.org/GNOME/gthumb/issues/18Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00002.htmlThird Party Advisory
- https://gitlab.gnome.org/GNOME/gthumb/issues/18Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00002.htmlThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-18718?
An issue was discovered in gThumb through 3.6.2. There is a double-free vulnerability in the add_themes_from_dir method in dlg-contact-sheet.c because of two successive calls of g_free, each of which frees the same buffer.
How severe is CVE-2018-18718?
Severity scoring for CVE-2018-18718 is pending analysis. The EPSS model estimates a 0.41% probability of exploitation in the next 30 days.
How do I fix CVE-2018-18718?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2018-18718?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST