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Buffer overflow in the polymorphic opcode support in the Regular Expression Engine (regcomp.c) in Perl 5.8 allows context-dependent attackers to execute arbitrary code by switching from byte to Unicode (UTF) characters in a regular expression.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Apple Osx Perl | — | Apply OS X security update 2007-009 | Dec 16, 2011 | Nov 7, 2007 |
| Debian | — | Upgrade perl | Jul 30, 2024 | Nov 7, 2007 |
| Freebsd | — | Upgrade perl-threadedUpgrade perl | Dec 10, 2025 | Nov 6, 2007 |
| Gentoo Linux | — | Upgrade app-emulation/emul-linux-x86-baselibs.Upgrade dev-lang/perl. | Oct 30, 2017 | Nov 7, 2007 |
| Ibm Aix | — | Apply the fix or workaround for perl_advisory | Nov 30, 2017 | Nov 7, 2007 |
| Oracle_linux | — | Upgrade perlUpgrade perl-suidperl | Oct 16, 2024 | Nov 7, 2007 |
| Suse | — | Upgrade perl-Test-SimpleUpgrade perl-32bitUpgrade perl-Module-BuildUpgrade perl-docUpgrade perlUpgrade perl-x86Upgrade perl-baseUpgrade perl-base-32bit | Feb 17, 2015 | Jul 9, 2013 |
| Ubuntu | — | Upgrade libperl5.8 | Nov 8, 2024 | Nov 7, 2007 |
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