X.Org

CVE-2026-109089: A buffer overflow when handling DEVICE_RESOLUTION in libXi before 1.8.4 could overflow a heap, triggered by a malicious X server.

CVE-2026-109089 Oct 27, 2026 Source: Vendor

A buffer overflow when handling DEVICE_RESOLUTION in libXi before 1.8.4 could overflow a heap, triggered by a malicious X server.

Source of record The credited names below are quoted verbatim from the vendor's own advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-109089

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Credited

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CVE-2026-109089 BR2026-0000-034442 unclaimed

Credited as Adam Bedard