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Alpine Linux: CVE-2020-6821: Use of Uninitialized Resource

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Alpine Linux: CVE-2020-6821: Use of Uninitialized Resource

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
04/24/2020
Created
08/23/2024
Added
08/22/2024
Modified
08/23/2024

Description

When reading from areas partially or fully outside the source resource with WebGL's <code>copyTexSubImage</code> method, the specification requires the returned values be zero. Previously, this memory was uninitialized, leading to potentially sensitive data disclosure. This vulnerability affects Thunderbird < 68.7.0, Firefox ESR < 68.7, and Firefox < 75.

Solution(s)

  • alpine-linux-upgrade-firefox-esr
  • alpine-linux-upgrade-firefox
  • alpine-linux-upgrade-thunderbird

References

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