vulnerability

Red Hat: CVE-2023-6208: Mozilla: Using Selection API would copy contents into X11 primary selection. (Multiple Advisories)

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Severity
6
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:N)
Published
Nov 21, 2023
Added
Nov 28, 2023
Modified
Oct 13, 2025

Description

When using X11, text selected by the page using the Selection API was erroneously copied into the primary selection, a temporary storage not unlike the clipboard.
*This bug only affects Firefox on X11. Other systems are unaffected.* This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

Solutions

no-fix-redhat-rpm-packageredhat-upgrade-firefoxredhat-upgrade-firefox-debuginforedhat-upgrade-firefox-debugsourceredhat-upgrade-firefox-x11redhat-upgrade-thunderbirdredhat-upgrade-thunderbird-debuginforedhat-upgrade-thunderbird-debugsource

References

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