CVE-2025-5262
published 2025-05-27CVE-2025-5262: 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…
PriorityP337high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
EPSS
0.38%
29.8th percentile
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.
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| mozilla | thunderbird | < 128.11.0 | 128.11.0 |
| mozilla | thunderbird | < 139.0 | 139.0 |
| mozilla | thunderbird | >= unspecified < 139 | 139 |
| mozilla | thunderbird | >= unspecified < 128.11 | 128.11 |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
osv7.5HIGH
vendor_redhat7.5HIGH
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GHSA
GHSA-v5j6-fjmw-w724: A double-free could have occurred in `vpx_codec_enc_init_multi` after a failed allocation when initializing the encoder for WebRTC
ghsa_unreviewed·2025-05-27
CVE-2025-5262 [HIGH] CWE-415 GHSA-v5j6-fjmw-w724: A double-free could have occurred in `vpx_codec_enc_init_multi` after a failed allocation when initializing the encoder for WebRTC
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 Firefox < 139, Firefox ESR < 115.24, and Firefox ESR < 128.11.
OSV
CVE-2025-5262: A double-free could have occurred in `vpx_codec_enc_init_multi` after a failed allocation when initializing the encoder for WebRTC
osv·2025-05-27·CVSS 7.5
CVE-2025-5262 [HIGH] CVE-2025-5262: A double-free could have occurred in `vpx_codec_enc_init_multi` after a failed allocation when initializing the encoder for WebRTC
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.
Red Hat
firefox: thunderbird: Double-free in libvpx encoder
vendor_redhat·2025-05-27·CVSS 7.5
CVE-2025-5262 [HIGH] CWE-415 firefox: thunderbird: Double-free in libvpx encoder
firefox: thunderbird: Double-free in libvpx encoder
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.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2025-05-27
Published