PCRE before 8.38 mishandles the /(?:|a|){100}x/ pattern and related patterns, which allows remote attackers to cause a denial of service (infinite recursion) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade pcre | Nov 8, 2019 | Dec 2, 2015 |
| Debian | — | Upgrade pcre3 | Jul 30, 2024 | Dec 2, 2015 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Feb 4, 2016 |
| Freebsd | — | Upgrade php55Upgrade php56Upgrade php55-wddxUpgrade php55-pharUpgrade php56-wddxUpgrade php56-phar | Dec 10, 2025 | Feb 9, 2016 |
| Gentoo Linux | — | Upgrade dev-libs/libpcre. | Oct 30, 2017 | Dec 1, 2015 |
| Php | — | Upgrade to PHP version 5.5.32Upgrade to PHP version 7.0.3Upgrade to PHP version 5.6.18 | Sep 15, 2022 | Dec 2, 2015 |
| Suse | — | Upgrade libpcreposix0Upgrade libpcre1-32bitUpgrade libpcrecpp0Upgrade pcre-toolsUpgrade pcre-develUpgrade sles12sp1-docker-imageUpgrade pcre-devel-staticUpgrade sles12-docker-imageUpgrade libpcrecpp0-32bitUpgrade libpcre1Upgrade libpcre16-0 | Dec 2, 2016 | Dec 1, 2015 |
| Ubuntu | — | Upgrade libpcre3 | Apr 4, 2016 | Dec 1, 2015 |
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