CVE Catalog

CVE-2026-108063

MediumCVSS 5.5
Published: Updated: Translated: NVD NIST

Summary

In the libhangul library, when parsing Hanja dictionary files, the library fails to verify that an entry contains a valid value alongside its key. Providing a specially crafted dictionary file to an application that queries it can trigger an unexpected application crash, resulting in a Denial of Service (DoS).

Risk Assessment

An attacker can exploit this vulnerability to crash applications using libhangul, potentially leading to service disruption and system unavailability.

Recommendation

It is recommended to update the libhangul library to a patched version if available, and avoid processing untrusted dictionary files.

Related vulnerabilities

Original NVD description (English source)

A flaw was found in libhangul. When parsing Hanja dictionary files, the library fails to verify that an entry contains a valid value alongside its key. By providing a specially crafted dictionary file to an application that queries it, an attacker can trigger an unexpected application crash, resulting in a Denial of Service (DoS).

Vulnerability data from NVD (NIST) · CISA KEV · EPSS