CVE-2018-1000222: Canonical Ubuntu Linux

High severity, CVSS 8.8. EPSS: 4.2% chance of exploitation in the next 30 days.

Libgd version 2.2.5 contains a Double Free Vulnerability vulnerability in gdImageBmpPtr Function that can result in Remote Code Execution . This attack appear to be exploitable via Specially Crafted Jpeg Image can trigger double free. This vulnerability appears to have been fixed in after commit ac16bdf2d41724b5a65255d4c28fb0ec46bc42f5.

Affected products

• Canonical Ubuntu Linux: version 14.04 only; version 16.04 only; version 18.04 only
• Debian Debian Linux: version 8.0 only
• Libgd Libgd: version 2.2.5 only

Published 2018-08-20. Last modified 2026-06-17.