medium6.5
CVE-2021-23973
When trying to load a cross-origin resource in an audio/video context a decoding error may have resulted, and the content of that error may have revealed infor…
Impact
When trying to load a cross-origin resource in an audio/video context a decoding error may have resulted, and the content of that error may have revealed information about the resource. This vulnerability affects Firefox < 86, Thunderbird < 78.8, and Firefox ESR < 78.8.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mozilla | Firefox | before 86.0 |
| Mozilla | Firefox Esr | before 78.8 |
| Mozilla | Thunderbird | before 78.8 |
| Debian | Debian Linux | Versions 9.0, 10.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://bugzilla.mozilla.org/show_bug.cgi?id=1690976
- https://lists.debian.org/debian-lts-announce/2021/03/msg00000.html
- https://security.gentoo.org/glsa/202104-09
- https://security.gentoo.org/glsa/202104-10
- https://www.debian.org/security/2021/dsa-4866
- https://www.mozilla.org/security/advisories/mfsa2021-07/
- https://www.mozilla.org/security/advisories/mfsa2021-08/
- https://www.mozilla.org/security/advisories/mfsa2021-09/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1690976
- https://lists.debian.org/debian-lts-announce/2021/03/msg00000.html
- https://security.gentoo.org/glsa/202104-09
- https://security.gentoo.org/glsa/202104-10
- https://www.debian.org/security/2021/dsa-4866
- https://www.mozilla.org/security/advisories/mfsa2021-07/
- https://www.mozilla.org/security/advisories/mfsa2021-08/
- https://www.mozilla.org/security/advisories/mfsa2021-09/