CVE-2023-4582

Mozilla: Buffer Overflow in WebGL glGetProgramiv

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Severity

Low

Red Hat Product Security

8.8

CVSS 3.1

Review impact separately from score.

Published · August 29, 2023

Updated · November 21, 2025

Description

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory: Due to large allocation checks in Angle for glsl shaders being too lenient, a buffer overflow could occur when allocating too much private shader memory on mac OS. This bug only affects Firefox on macOS. Other operating systems are unaffected.

Statement

Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 8.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')