CVE-2025-12380 — Use-after-free in WebGPU internals triggered from a compromised child process

CVE-2025-12380

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

Description (CNA)

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 (CNA)

Vendor / product	Versions
Mozilla / Firefox	unaffected 144.0.2 through *

CWE

No CWE identifiers supplied.

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1993113
https://www.mozilla.org/security/advisories/mfsa2025-86/

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.