CVE-2025-12380 — Use-after-free in WebGPU internals triggered from a compromised child process
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 hav…
Published: 2025-10-28 · CVSS: 9.8 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7