CVE-2023-4582

Summary

CVE-2023-4582 is a buffer overflow vulnerability affecting Angle, a graphics library used by Firefox on macOS for rendering WebGL and OpenGL ES 2.0 shaders. The issue stems from overly permissive memory allocation checks, allowing an attacker to allocate excess private shader memory. This vulnerability endangers Firefox versions below 117, Firefox ESR below 115.2, and Thunderbird below 115.2 on macOS, leaving other platforms unaffected.

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