CVE-2018-1000301: Canonical Ubuntu Linux

Critical severity, CVSS 9.1. EPSS: 5.9% chance of exploitation in the next 30 days.

curl version curl 7.20.0 to and including curl 7.59.0 contains a CWE-126: Buffer Over-read vulnerability in denial of service that can result in curl can be tricked into reading data beyond the end of a heap based buffer used to store downloaded RTSP content.. This vulnerability appears to have been fixed in curl < 7.20.0 and curl >= 7.60.0.

Affected products

• Canonical Ubuntu Linux: version 12.04 only; version 14.04 only; version 16.04 only; version 17.10 only; version 18.04 only
• Debian Debian Linux: version 7.0 only; version 8.0 only; version 9.0 only
• Haxx Curl: from 7.20.0, up to and including 7.59.0
• Oracle Communications WebRTC Session Controller: before 7.2 (fixed in 7.2)
• Oracle Enterprise Manager Ops Center: version 12.2.2 only; version 12.3.3 only
• Oracle PeopleSoft Enterprise PeopleTools: version 8.55 only; version 8.56 only; version 8.57 only
• 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 2018-05-24. Last modified 2026-06-17.