vulnerability
Red Hat: CVE-2020-6821: CVE-2020-6821 Mozilla: Uninitialized memory could be read when using the WebGL copyTexSubImage method (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:P/I:N/A:N) | Apr 8, 2020 | Apr 9, 2020 | Dec 15, 2023 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
Apr 8, 2020
Added
Apr 9, 2020
Modified
Dec 15, 2023
Description
When reading from areas partially or fully outside the source resource with WebGL's copyTexSubImage method, the specification requires the returned values be zero. Previously, this memory was uninitialized, leading to potentially sensitive data disclosure. This vulnerability affects Thunderbird
Solution(s)
redhat-upgrade-firefoxredhat-upgrade-firefox-debuginforedhat-upgrade-firefox-debugsourceredhat-upgrade-thunderbirdredhat-upgrade-thunderbird-debuginforedhat-upgrade-thunderbird-debugsource
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