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NVD Vulnerability Details :
CVE-2025-5262
Awaiting Analysis
More InfoOfficial Page
Source-security@mozilla.org
View Known Exploited Vulnerability (KEV) details
Published At-27 May, 2025 | 13:15
Updated At-20 Aug, 2025 | 14:40

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Metrics
TypeVersionBase scoreBase severityVector
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Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://bugzilla.mozilla.org/show_bug.cgi?id=1962421security@mozilla.org
N/A
https://www.mozilla.org/security/advisories/mfsa2025-45/security@mozilla.org
N/A
https://www.mozilla.org/security/advisories/mfsa2025-46/security@mozilla.org
N/A
Change History
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