Description Denial-of-service due to out-of-memory in the Graphics: WebRender component. This vulnerability was fixed in Firefox 142, Firefox ESR 140.2, Thunderbird 142, and Thunderbird 140.2.
CVSS vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Exploitability: 3.9 | Impact: 3.6 Attack Vector: Network
Complexity: Low
Privileges: None
User Interaction: None
Scope: Unchanged
Confidentiality: None
Integrity: None
Availability: High
Affected Packages3 packages
🔴 Vulnerability Details3 OSV CVE-2025-9182: Denial-of-service due to out-of-memory in the Graphics: WebRender component ↗ 2025-08-19 ▶ GHSA GHSA-mv5m-p837-6xm9: 'Denial-of-service due to out-of-memory in the Graphics: WebRender component ↗ 2025-08-19 ▶ CVEList Denial-of-service due to out-of-memory in the Graphics: WebRender component ↗ 2025-08-19 ▶
📋 Vendor Advisories7 Ubuntu Thunderbird vulnerabilities ↗ 2026-02-02 ▶ Red Hat firefox: thunderbird: Denial-of-service due to out-of-memory in the Graphics: WebRender component ↗ 2025-08-19 ▶ Debian CVE-2025-9182: firefox - Denial-of-service due to out-of-memory in the Graphics: WebRender component. Thi... ↗ 2025 ▶ Mozilla Mozilla Foundation Security Advisory 2025-72: CVE-2025-9182 ↗ ▶ Mozilla Mozilla Foundation Security Advisory 2025-64: CVE-2025-9182 ↗ ▶ Show 2 more