CVE-2016-9897: Debian Linux

High severity, CVSS 7.5. EPSS: 3.3% chance of exploitation in the next 30 days.

Memory corruption resulting in a potentially exploitable crash during WebGL functions using a vector constructor with a varying array within libGLES. This vulnerability affects Firefox < 50.1, Firefox ESR < 45.6, and Thunderbird < 45.6.

Affected products

• Debian Debian Linux: version 8.0 only
• Mozilla Firefox: before 50.1 (fixed in 50.1)
• Mozilla Firefox ESR: before 45.6 (fixed in 45.6)
• Mozilla Thunderbird: before 45.6.0 (fixed in 45.6.0)
• Red Hat Enterprise Linux Server: version 5.0 only; version 6.0 only; version 7.0 only
• Red Hat Enterprise Linux Workstation: version 5.0 only; version 6.0 only; version 7.0 only

Published 2018-06-11. Last modified 2026-06-17.