An issue was discovered in gThumb through 3.6.2. There is a double-free vulnerability in the addthemesfromdir method in dlg-contact-sheet.c because of two successive calls of gfree, each of which frees the same buffer.
{ "urgency": "unimportant" }
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2018-18718.json"