Perl-Compatible Regular Expression (PCRE) library before 7.3 backtracks too far when matching certain input bytes against some regex patterns in non-UTF-8 mode, which allows context-dependent attackers to obtain sensitive information or cause a denial of service (crash), as demonstrated by the "\X?\d" and "\P{L}?\d" patterns.
CVSS Details
- CVSS 3.1 Base Score: 6.5
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Apple Osx Php | — | Apply OS X security update 2008-002 | Dec 16, 2011 | Nov 7, 2007 |
| Apple Osx Xquery | — | Apply OS X security update 2007-009 | Dec 16, 2011 | Nov 7, 2007 |
| Debian | — | Upgrade glib2.0Upgrade pcre3 | Jul 30, 2024 | Nov 7, 2007 |
| Freebsd | — | Upgrade pcre-utf8Upgrade pcre | Dec 10, 2025 | Nov 6, 2007 |
| Gentoo Linux | — | Upgrade dev-libs/libpcre. | Oct 30, 2017 | Nov 7, 2007 |
| Suse | — | Upgrade pcre-32bitUpgrade pcreUpgrade pcre-develUpgrade pcre-64bit | Feb 17, 2015 | Nov 7, 2007 |
| Ubuntu | — | Upgrade libpcrecpp0Upgrade libpcre3 | Nov 8, 2024 | Nov 7, 2007 |
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