CVE-2025-1012 – “Firefox/Thunderbird Use-After-Free Vulnerability”
The following table lists the changes that have been made to the CVE-2025-1012 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability’s severity, exploitability, or other characteristics.
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CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Feb. 05, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-416 -
New CVE Received by [email protected]
Feb. 04, 2025
Action Type Old Value New Value Added Description A race during concurrent delazification could have led to a use-after-free. This vulnerability affects Firefox < 135, Firefox ESR < 115.20, Firefox ESR < 128.7, Thunderbird < 128.7, and Thunderbird < 135. Added Reference https://bugzilla.mozilla.org/show_bug.cgi?id=1939710 Added Reference https://www.mozilla.org/security/advisories/mfsa2025-07/ Added Reference https://www.mozilla.org/security/advisories/mfsa2025-08/ Added Reference https://www.mozilla.org/security/advisories/mfsa2025-09/ Added Reference https://www.mozilla.org/security/advisories/mfsa2025-10/ Added Reference https://www.mozilla.org/security/advisories/mfsa2025-11/