This update for perl fixes the following issues: - CVE-2020-10543: Fixed a heap buffer overflow in regular expression compiler which could have allowed overwriting of allocated memory with attacker"s data . - CVE-2020-10878: Fixed multiple integer overflows which could have allowed the insertion of instructions into the compiled form of Perl regular expression . - CVE-2020-12723: Fixed an attacker"s corruption of the intermediate language state of a compiled regular expression . - Fixed a bad warning in features.ph .