[Bug 1547779] CVE-2018-6798 perl: heap read overflow in regexec.c

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https://bugzilla.redhat.com/show_bug.cgi?id=1547779


--- Doc Text *updated* by Cedric Buissart <cbuissar@xxxxxxxxxx> ---
A heap buffer over read flaw was found in the way Perl regular expression engine handled inputs with invalid UTF-8 characters. An attacker able to provide a specially crafted input to be matched against a regular expression could cause Perl interpreter to crash or disclose portion of its memory.


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