Home / mailings [USN-7868-1] Raptor vulnerabilities
Posted on 11 November 2025
Ubuntu Security==========================================================================Ubuntu Security Notice USN-7868-1
November 10, 2025
raptor vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.04 LTS
Summary:
Several security issues were fixed in Raptor.
Software Description:
- raptor: RDF syntax library
Details:
Hanno Böck discovered that Raptor incorrectly handled memory operations
when processing certain input files. An attacker could use this issue to
cause Raptor to crash, resulting in a denial of service, or possibly
execute arbitrary code. (CVE-2017-18926)
Hanno Böck discovered that Raptor incorrectly handled memory operations
when processing certain input files. An attacker could possibly use this
issue to cause Raptor to crash, resulting in a denial of service.
(CVE-2020-25713)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 16.04 LTS
libraptor1 1.4.21-11ubuntu0.1~esm1
Available with Ubuntu Pro
raptor-utils 1.4.21-11ubuntu0.1~esm1
Available with Ubuntu Pro
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-7868-1
CVE-2017-18926, CVE-2020-25713
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