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CVE-2025-9179

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CVE-2025-9179

Published: Aug 19, 2025

Modified: Apr 13, 2026

PUBLISHED

Description

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 was fixed in Firefox 142, Firefox ESR 115.27, Firefox ESR 128.14, Firefox ESR 140.2, Thunderbird 142, Thunderbird 128.14, and Thunderbird 140.2.

VendorProductVersions

Mozilla

Firefox

unaffected
115.27 - <= 115.*
unaffected
128.14 - <= 128.*
unaffected
140.2 - <= 140.*
unaffected
142 - <= *

Mozilla

Thunderbird

unaffected
128.14 - <= 128.*
unaffected
140.2 - <= 140.*
unaffected
142 - <= *

References

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