Mandriva Linux Security Advisory 2010-083 - lib-src/movemail.c in movemail in emacs 22 and 23 allows local users to read, modify, or delete arbitrary mailbox files via a symlink attack, related to improper file-permission checks. Packages for 2008.0 and 2009.0 are provided due to the Extended Maintenance Program for those products. The updated packages have been patched to correct this issue.
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