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CVE-2025-1930: On Windows, a compromised content process could use bad StreamData sent over AudioIPC to trigger a use-after-free in the Browser process. This...

Description

On Windows, a compromised content process could use bad StreamData sent over AudioIPC to trigger a use-after-free in the Browser process. This could have led to a sandbox escape. This vulnerability affects Firefox < 136, Firefox ESR < 115.21, and Firefox ESR < 128.8.

Classification

CVE ID: CVE-2025-1930

Problem Types

AudioIPC StreamData could trigger a use-after-free in the Browser process

Affected Products

Vendor: Mozilla, Mozilla, Mozilla

Product: Firefox, Firefox ESR, Firefox ESR

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.09% (probability of being exploited)

EPSS Percentile: 22.35% (scored less or equal to compared to others)

EPSS Date: 2025-04-02 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-1930
https://bugzilla.mozilla.org/show_bug.cgi?id=1902309
https://www.mozilla.org/security/advisories/mfsa2025-14/
https://www.mozilla.org/security/advisories/mfsa2025-15/
https://www.mozilla.org/security/advisories/mfsa2025-16/

Timeline