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CVE-2026-70598

Electron: Off-screen rendering trusts GPU-supplied geometry over shared-memory size PUBLISHED

Description (CNA)

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3, offscreen rendering frame data received from the GPU process was not fully validated by the main process. A compromised GPU process could cause the main process to read out-of-bounds memory while producing paint event images, disclosing memory or crashing the app. This issue is fixed in 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3.

Affected (CNA)

Vendor / productVersions
electron / electronaffected < 39.8.10; affected >= 40.0.0-alpha.1, < 40.9.0; affected >= 41.0.0-alpha.1, < 41.2.1; affected >= 42.0.0-alpha.1, < 42.0.0-beta.3

CWE

CWE-125

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.