CVE-2026-1489

MediumCVSS 5.4/10Last modified Jun 17, 2026

Description

A flaw was found in GLib. An integer overflow vulnerability in its Unicode case conversion implementation can lead to memory corruption. By processing specially crafted and extremely large Unicode strings, an attacker could trigger an undersized memory allocation, resulting in out-of-bounds writes. This could cause applications utilizing GLib for string conversion to crash or become unstable.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L

Weakness enumeration

CWE-787

Affected software

No affected versions have been published.

Timeline

Published: Jan 27, 2026
Last modified: Jun 17, 2026
NVD status: Deferred

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