editproducts.cgi in Bugzilla 2.14.x before 2.14.4, and 2.16.x before
2.16.1, when the "usebuggroups" feature is enabled and more than 47
groups are specified, does not properly calculate bit values for large
numbers, which grants extra permissions to users via known features of
Perl math that set multiple bits.
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discovered, shared with the affected vendor, publicly
disclosed, or updated in CVE.
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