CVE-2020-13112: Canonical Ubuntu Linux

Critical severity, CVSS 9.1. EPSS: 2.8% chance of exploitation in the next 30 days.

An issue was discovered in libexif before 0.6.22. Several buffer over-reads in EXIF MakerNote handling could lead to information disclosure and crashes. This is different from CVE-2020-0093.

Affected products

• Canonical Ubuntu Linux: version 12.04 only; version 14.04 only; version 16.04 only; version 18.04 only; version 19.10 only; version 20.04 only
• Debian Debian Linux: version 8.0 only
• Libexif Project Libexif: before 0.6.22 (fixed in 0.6.22)
• Opensuse Leap: version 15.1 only

Published 2020-05-21. Last modified 2026-06-17.