CVE-2025-9179

🚨 CRITICAL

An attacker was able to perform memory corruption in the GMP process which processes encrypted media. This process is also heavily sandboxed, but represents slightly different privileges from the cont...

Published
Aug 19, 2025
Last Modified
Aug 21, 2025
Views
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An attacker was able to perform memory corruption in the GMP process which processes encrypted media. This process is also heavily sandboxed, but represents slightly different privileges from the content process. This vulnerability affects Firefox < 142, Firefox ESR < 115.27, Firefox ESR < 128.14, Firefox ESR < 140.2, Thunderbird < 142, Thunderbird < 128.14, and Thunderbird < 140.2.

Affected Products (4)

mozilla - firefox

Version: *

mozilla - firefox

Version: *

mozilla - thunderbird

Version: *

mozilla - thunderbird

Version: *

CVSS Scores

CVSS 3.1 9.8
9.8
CRITICAL
CVSS 2.0 9.8

Additional Information

Source
security@mozilla.org
State
Analyzed

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