Is CVE-2026-89085 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-89085?

CVE-2026-89085 has a CVSS v3 severity of MEDIUM (6.6).

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CVE-2026-89085

Description

A flaw was found in parted. A heap-based buffer overflow can occur when processing a specially crafted FAT32 filesystem due to an integer calculation error during buffer allocation. A local attacker could exploit this by enticing a user or automated service to open a malicious filesystem image, resulting in an application crash leading to a Denial of Service (DoS) or potential memory corruption.