CVE-2018-19535: Canonical Ubuntu Linux

Medium severity, CVSS 6.5. EPSS: 2.1% chance of exploitation in the next 30 days.

In Exiv2 0.26 and previous versions, PngChunk::readRawProfile in pngchunk_int.cpp may cause a denial of service (application crash due to a heap-based buffer over-read) via a crafted PNG file.

Affected products

• Canonical Ubuntu Linux: version 16.04 only; version 18.04 only; version 18.10 only; version 19.04 only
• Debian Debian Linux: version 8.0 only; version 10.0 only
• EXIV2 EXIV2: up to and including 0.26
• Red Hat Enterprise Linux Desktop: version 7.0 only
• Red Hat Enterprise Linux Server: version 7.0 only
• Red Hat Enterprise Linux Workstation: version 7.0 only

Published 2018-11-26. Last modified 2026-06-17.