CyberAlerts is shutting down on June 30th, 2025. Thank you for your support!

CVE-2025-0247: Memory safety bugs present in Firefox 133 and Thunderbird 133. Some of these bugs showed evidence of memory corruption and we presume that with...

Description

Memory safety bugs present in Firefox 133 and Thunderbird 133. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 134.

Classification

CVE ID: CVE-2025-0247

Affected Products

Vendor: Mozilla

Product: Firefox

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.05% (probability of being exploited)

EPSS Percentile: 17.83% (scored less or equal to compared to others)

EPSS Date: 2025-02-05 (when was this score calculated)

References

https://bugzilla.mozilla.org/buglist.cgi?bug_id=1835193%2C1910021%2C1919803%2C1931576%2C1931948%2C1932173
https://www.mozilla.org/security/advisories/mfsa2025-01/

Timeline