PCRE before 8.38 mishandles the /(?=di(?<=(?1))|(?=(.))))/ pattern and related patterns with an unmatched closing parenthesis, which allows remote attackers to cause a denial of service (buffer overflow) 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 |
| Gentoo Linux | — | Upgrade dev-libs/libpcre. | Oct 30, 2017 | Dec 1, 2015 |
| Huawei Euleros 2_0_sp1 | — | Upgrade pcreUpgrade pcre-devel | Nov 30, 2017 | Dec 1, 2015 |
| Oracle_linux | — | Upgrade pcre-toolsUpgrade pcre-staticUpgrade pcreUpgrade pcre-devel | May 11, 2016 | Dec 2, 2015 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jun 23, 2015 |
| Suse | — | Upgrade sles12-docker-imageUpgrade libpcre1Upgrade libpcrecpp0-32bitUpgrade libpcrecpp0Upgrade pcre-devel-staticUpgrade sles12sp1-docker-imageUpgrade libpcre16-0Upgrade libpcreposix0Upgrade pcre-develUpgrade pcre-toolsUpgrade libpcre1-32bit | Dec 2, 2016 | Dec 1, 2015 |
| Ubuntu | — | Upgrade libpcre3 | Apr 4, 2016 | Dec 1, 2015 |
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