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The WebCore::HTMLLinkElement::process function in WebCore/html/HTMLLinkElement.cpp in WebKit, as used in Apple Safari before 5.0.3 on Mac OS X 10.5 through 10.6 and Windows, and before 4.1.3 on Mac OS X 10.4; webkitgtk before 1.2.6; and possibly other products does not verify whether DNS prefetching is enabled when processing an HTML LINK element, which allows remote attackers to bypass intended access restrictions, as demonstrated by an HTML e-mail message that uses a LINK element for X-Confirm-Reading-To functionality.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Apple Safari | — | Upgrade to Apple Safari version 4.1.3Uninstall Apple Safari on WindowsUpgrade to Apple Safari version 5.0.3 | Jan 5, 2012 | Nov 22, 2010 |
| Freebsd | — | Upgrade webkit-gtk2 | Dec 10, 2025 | Dec 30, 2010 |
| Gentoo Linux | — | Upgrade dev-util/oprofile.Upgrade dev-vcs/gitolite.Upgrade app-office/gnucash.Upgrade net-misc/mrouted.Upgrade media-sound/lastfmplayer.Upgrade games-sports/racer-bin.Upgrade media-libs/xine-lib.Upgrade app-misc/ca-certificates.Upgrade dev-util/qt-creator.Upgrade net-misc/rsync.Upgrade net-libs/libsoup.Upgrade dev-db/unixODBC.Upgrade sys-apps/shadow.Upgrade x11-apps/xrdb.Upgrade dev-php/PEAR-PEAR.Upgrade net-analyzer/sflowtool.Upgrade sys-fs/lvm2.Upgrade dev-libs/xmlsec.Upgrade sys-cluster/resource-agents.Upgrade app-admin/syslog-ng.Upgrade net-libs/webkit-gtk.Upgrade media-libs/fmod.Upgrade net-misc/vino.Upgrade dev-php/PEAR-Mail.Upgrade gnome-base/gdm. | Oct 30, 2017 | Nov 22, 2010 |
| Oracle_linux | — | Upgrade webkitgtkUpgrade webkitgtk-docUpgrade webkitgtk-devel | Oct 16, 2024 | Nov 20, 2010 |
| Suse | — | Upgrade webkit-jscUpgrade libwebkit-develUpgrade libwebkit-1_0-2-32bitUpgrade libwebkit-1_0-2Upgrade libwebkit-lang | Feb 17, 2015 | Nov 22, 2010 |
| Ubuntu | — | Upgrade libwebkit-1.0-2 | Nov 8, 2024 | Nov 22, 2010 |
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