CVE-2024-57823

A flaw was found in the Raptor RDF syntax library (librdf). An integer underflow condition may be triggered when normalizing a URI with the turtle parser. This issue could cause memory corruption or an application crash, leading to a denial of service or other undefined behavior.

It was discovered that Raptor incorrectly handled memory operations when processing certain input files. A remote attacker could possibly use this issue to cause Raptor to crash, resulting in a denial of service. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. It was discovered that Raptor incorrectly handled parsing certain tuples. A remote attacker could possibly use this issue to cause Raptor to crash, resulting in a denial of service.