Main Vulnerability Database Vulnerabilities #VU15655

Double Free in gThumb - CVE-2018-18718

Published: October 31, 2018 / Updated: April 12, 2021

Vulnerability identifier: #VU15655

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2018-18718

CWE-ID: CWE-415

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a double free error in add_themes_from_dir() method in dlg-contact-sheet.c. A remote attacker can create a specially crafted image file, trick the victim into opening it, trigger a double free error and crash the affected application.

Affected software

gThumb
Opensuse

How to mitigate CVE-2018-18718

Install update from vendor's website.

External References

https://gitlab.gnome.org/GNOME/gthumb/issues/18

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