A memory corruption flaw was found in Firefox's nsTextFrame::ClearTextRun() method. A malicious web site could leverage this flaw to crash the browser or execute arbitrary code as the user running Firefox.
Please note, this bug does not affect the version of SeaMonkey shipped in Red Hat Enterprise Linux 2.1, 3, or 4.
This issue has been addressed in following products: Red Hat Enterprise Linux 5 Red Hat Enterprise Linux 4 Via RHSA-2009:0449 https://rhn.redhat.com/errata/RHSA-2009-0449.html
xulrunner-1.9.0.10-1.fc9, firefox-3.0.10-1.fc9, epiphany-2.22.2-11.fc9, epiphany-extensions-2.22.1-11.fc9, blam-1.8.5-9.fc9.1, chmsee-1.0.1-12.fc9, devhelp-0.19.1-12.fc9, evolution-rss-0.1.0-11.fc9, galeon-2.0.7-10.fc9, gnome-python2-extras-2.19.1-27.fc9, gnome-web-photo-0.3-21.fc9, google-gadgets-0.10.5-6.fc9, gtkmozembedmm-1.4.2.cvs20060817-29.fc9, kazehakase-0.5.6-4.fc9.2, Miro-2.0.3-4.fc9, mozvoikko-0.9.5-10.fc9, mugshot-1.2.2-9.fc9, ruby-gnome2-0.17.0-9.fc9, totem-2.23.2-16.fc9, yelp-2.22.1-12.fc9 has been pushed to the Fedora 9 stable repository. If problems still persist, please make note of it in this bug report.
xulrunner-1.9.0.10-1.fc10, firefox-3.0.10-1.fc10, epiphany-2.24.3-6.fc10, epiphany-extensions-2.24.0-8.fc10, blam-1.8.5-10.fc10, devhelp-0.22-8.fc10, galeon-2.0.7-10.fc10, gecko-sharp2-0.13-8.fc10, gnome-python2-extras-2.19.1-30.fc10, gnome-web-photo-0.3-18.fc10, google-gadgets-0.10.5-6.fc10, kazehakase-0.5.6-4.fc10.2, Miro-2.0.3-4.fc10, mozvoikko-0.9.5-10.fc10, mugshot-1.2.2-9.fc10, pcmanx-gtk2-0.3.8-9.fc10, perl-Gtk2-MozEmbed-0.08-6.fc10.1, ruby-gnome2-0.18.1-5.fc10.2, yelp-2.24.0-9.fc10 has been pushed to the Fedora 10 stable repository. If problems still persist, please make note of it in this bug report.