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Ubuntu 18.04 & 16.04: Raptor2 Critical DoS Advisory USN-7869-1

ubuntu
Calendar Grey November 11, 2025
Dist Ubuntu Esm H88
Significant security issues fixed in Raptor affecting Ubuntu 16.04 and 18.04. Immediate update required for protection.
Several security issues were fixed in Raptor.

Summary

Several security issues were fixed in Raptor.

Software Description:

- raptor2: RDF syntax library

Details:

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)

Pedro Ribeiro discovered that Raptor incorrectly handled parsing certain

tuples. An attacker could possibly use this issue to cause Raptor to crash,

resulting in a denial of service. (CVE-2024-57822)

Pedro Ribeiro discovered that Raptor incorrectly handled parsing certain

turtles. An attacker could use this issue to cause Raptor to crash,

resulting in a denial of service, or possibly execute arbitrary code.

(CVE-2024-57823)

Topics%20covered

Topics Covered

security advisory critical DoS Ubuntu memory handling raptor2

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.04 LTS
  libraptor2-0                    2.0.14-1ubuntu0.18.04.1+esm1
                                  Available with Ubuntu Pro
  raptor2-utils                   2.0.14-1ubuntu0.18.04.1+esm1
                                  Available with Ubuntu Pro

Ubuntu 16.04 LTS
  libraptor2-0                    2.0.14-1ubuntu0.16.04.1+esm1
                                  Available with Ubuntu Pro
  raptor2-utils                   2.0.14-1ubuntu0.16.04.1+esm1
                                  Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-7869-1

CVE-2020-25713, CVE-2024-57822, CVE-2024-57823

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-7869-1

Topics%20covered

Topics Covered

security advisory critical DoS Ubuntu memory handling raptor2

Package Information

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