CVE-2026-93517

A heap buffer overflow in handling GLX RenderLarge request where dataBytes exceeds cmdlen in X.org X server before 21.1.25 and XWayland before 24.1.14 that could be be triggered by an authenticated X client could cause crashes or code execution in X server context.

CVSS

No CVSS.

References

Link	Resource
https://gitlab.freedesktop.org/xorg/xserver/-/commit/2abe4632d793314d3d5f28c19583fb76019f5ce4

Configurations

No configuration.

History

28 Oct 2026, 14:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-28 14:17

Updated : 2026-10-28 15:21

NVD link : CVE-2026-93517

Mitre link : CVE-2026-93517

CVE.ORG link : CVE-2026-93517

JSON object : View

Products Affected

No product.

CWE

CWE-122

Heap-based Buffer Overflow

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CVE-2026-93517

JSON object

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