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CVE PROGRAM SOURCE RECORD9.8 Critical

CVE-2025-12380

Use-after-free in WebGPU internals triggered from a compromised child process

Description

Starting with Firefox 142, it was possible for a compromised child process to trigger a use-after-free in the GPU or browser process using WebGPU-related IPC calls. This may have been usable to escape the child process sandbox. This vulnerability was fixed in Firefox 144.0.2.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Mozilla Firefox

  • 144.0.2 to ≤ *unaffected

References