CVE-2025-1933

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

04/03/2025

Last modified:

03/04/2025

Description

On 64-bit CPUs, when the JIT compiles WASM i32 return values they can pick up bits from left over memory. This can potentially cause them to be treated as a different type. This vulnerability affects Firefox

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.60 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): Low
Availability (A): High

Base Score 3.x

7.60

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:mozilla:firefox:::::esr:::*		115.21.0 (excluding)
cpe:2.3:a:mozilla:firefox::::::::		136.0 (excluding)
cpe:2.3:a:mozilla:firefox:::::esr:::*	116.0 (including)	128.8.0 (excluding)
cpe:2.3:a:mozilla:thunderbird::::::::		128.8 (excluding)
cpe:2.3:a:mozilla:thunderbird::::::::	129.0 (including)	136.0 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2025-1933

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools