CVE-2025-5262

High CVSS: 7.5

A double-free could have occurred in `vpx_codec_enc_init_multi` after a failed allocation when initializing the encoder for WebRTC. This could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 139 and Thunderbird < 128.11.

Vendor

Mozilla

Product

Thunderbird

CWE

CWE-415

Yayın Tarihi

2025-05-27 13:15:21

Güncelleme

2025-09-19 17:18:14

Source Identifier

security@mozilla.org

KEV Date Added

Kategoriler

CWE-415 Thunderbird HIGH Mozilla 2025

Referanslar

https://bugzilla.mozilla.org/show_bug.cgi?id=1962421 https://www.mozilla.org/security/advisories/mfsa2025-45/ https://www.mozilla.org/security/advisories/mfsa2025-46/

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