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CVE-2021-23953

Description

If a user clicked into a specifically crafted PDF, the PDF reader could be confused into leaking cross-origin information, when said information is served as chunked data. This vulnerability affects Firefox < 85, Thunderbird < 78.7, and Firefox ESR < 78.7.


Affected Package


OS OS Version Package Name Package Version
Alpine edge-community firefox-esr 78.7.0-r0
Alpine edge-community thunderbird 78.7.0-r0
Alpine 3.12-community firefox-esr 78.7.0-r0
Alpine 3.13-community firefox-esr 78.7.0-r0
Alpine 3.14-community firefox-esr 78.7.0-r0
Alpine 3.15-community firefox-esr 78.7.0-r0
Alpine 3.16-community firefox-esr 78.7.0-r0
Alpine 3.16-community thunderbird 78.7.0-r0
Alpine 3.17-community firefox-esr 78.7.0-r0
Alpine 3.17-community thunderbird 78.7.0-r0
Alpine 3.18-community firefox-esr 78.7.0-r0
Alpine 3.18-community thunderbird 78.7.0-r0

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