# CVE-2019-13224: libonig5: A use-after-free in onig_new_deluxe() in regext.c in Oniguruma 6.9.2 allowsattackers to potentially cause information...

CVE-2019-13224 is fixed in 41 products on 1 platform, first by libonig4 6.7.0-1ubuntu0.1~esm1, released July 9, 2019. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2019-13224
- Priority: Routine
- CVSS: 6.8 (Medium)
- EPSS: 0.0405
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jul 9, 2019

## Description

A use-after-free in onig_new_deluxe() in regext.c in Oniguruma 6.9.2 allowsattackers to potentially cause information disclosure, denial of service,or possibly code execution by providing a crafted regular expression. Theattacker provides a pair of a regex pattern and a string, with a multi-byteencoding that gets handled by onig_new_deluxe(). Oniguruma issues oftenaffect Ruby, as well as common optional libraries for PHP and Rust.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | apcu-panel RHEL 8 | 0:5.1.17-1.module+el8.1.0+3189+a1bff096 | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | apcu-panel ol 8 | 0:5.1.17-1.module+el8.2.0+5569+98c8b30d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | libonig4 Ubuntu 18.04.6 LTS (bionic) | 6.7.0-1ubuntu0.1~esm1 | [libonig4 6.7.0-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libonig4-6.7.0-1ubuntu0.1-esm1.md) | Jul 9, 2019 |
| Linux | libonig5 Ubuntu 20.04 LTS (focal) | 6.9.2-1 | [libonig5 6.9.2-1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libonig5-6.9.2-1.md) | Jul 9, 2019 |
| Linux | libonig5 Ubuntu 24.10 (oracular) | 6.9.2-1 | [libonig5 6.9.2-1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-libonig5-6.9.2-1.md) | Jul 10, 2019 |
| Linux | libonig5 Ubuntu 25.04 (plucky) | 6.9.2-1 | [libonig5 6.9.2-1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-libonig5-6.9.2-1.md) | Jul 10, 2019 |
| Linux | libzip RHEL 8 | 0:1.5.2-1.module+el8.1.0+3189+a1bff096 | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | libzip ol 8 | 0:1.5.2-1.module+el8.2.0+5569+98c8b30d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | libzip-devel RHEL 8 | 0:1.5.2-1.module+el8.1.0+3189+a1bff096 | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | libzip-devel ol 8 | 0:1.5.2-1.module+el8.2.0+5569+98c8b30d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | libzip-tools RHEL 8 | 0:1.5.2-1.module+el8.1.0+3189+a1bff096 | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | libzip-tools ol 8 | 0:1.5.2-1.module+el8.2.0+5569+98c8b30d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | oniguruma RHEL 8 | 0:6.8.2-2.1.el8_9 | [RHSA-2024:0889](https://patchblox.com/security/data/fix/linux/rhsa-2024-0889.md) | Feb 20, 2024 |
| Linux | oniguruma almalinux 8 | 6.8.2-2.1.el8_9 | [ALSA-2024:0889](https://patchblox.com/security/data/fix/linux/alsa-2024-0889.md) | Feb 20, 2024 |
| Linux | oniguruma ol 8 | 0:6.8.2-2.1.el8_9 | [ELSA-2024-0889](https://patchblox.com/security/data/fix/linux/elsa-2024-0889.md) | Feb 20, 2024 |
| Linux | oniguruma-devel RHEL 8 | 0:6.8.2-2.1.el8_9 | [RHSA-2024:0889](https://patchblox.com/security/data/fix/linux/rhsa-2024-0889.md) | Feb 20, 2024 |
| Linux | oniguruma-devel almalinux 8 | 6.8.2-2.1.el8_9 | [ALSA-2024:0889](https://patchblox.com/security/data/fix/linux/alsa-2024-0889.md) | Feb 20, 2024 |
| Linux | oniguruma-devel ol 8 | 0:6.8.2-2.1.el8_9 | [ELSA-2024-0889](https://patchblox.com/security/data/fix/linux/elsa-2024-0889.md) | Feb 20, 2024 |
| Linux | php RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-bcmath RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-bcmath ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-cli RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-cli ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-common RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-common ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-dba RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-dba ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-dbg RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-dbg ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-devel RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-devel ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-embedded RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-embedded ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-enchant RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-enchant ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-fpm RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-fpm ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-gd RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-gd ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-gmp RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-gmp ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-intl RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-intl ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-json RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-json ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-ldap RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-ldap ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-mbstring RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-mbstring ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-mysqlnd RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-mysqlnd ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-odbc RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-odbc ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-opcache RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-opcache ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-pdo RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-pdo ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-pear RHEL 8 | 1:1.10.9-1.module+el8.1.0+3189+a1bff096 | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-pear ol 8 | 1:1.10.9-1.module+el8.2.0+5569+98c8b30d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-pecl-apcu RHEL 8 | 0:5.1.17-1.module+el8.1.0+3189+a1bff096 | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-pecl-apcu ol 8 | 0:5.1.17-1.module+el8.2.0+5569+98c8b30d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-pecl-apcu-devel RHEL 8 | 0:5.1.17-1.module+el8.1.0+3189+a1bff096 | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-pecl-apcu-devel ol 8 | 0:5.1.17-1.module+el8.2.0+5569+98c8b30d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-pecl-rrd RHEL 8 | 0:2.0.1-1.module+el8.2.0+4968+1d5097db | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-pecl-rrd ol 8 | 0:2.0.1-1.module+el8.2.0+5569+98c8b30d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-pecl-xdebug RHEL 8 | 0:2.8.0-1.module+el8.2.0+4968+1d5097db | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-pecl-xdebug ol 8 | 0:2.8.0-1.module+el8.2.0+5569+98c8b30d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-pecl-zip RHEL 8 | 0:1.15.4-1.module+el8.1.0+3189+a1bff096 | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-pecl-zip ol 8 | 0:1.15.4-1.module+el8.2.0+5569+98c8b30d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-pgsql RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-pgsql ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-process RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-process ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-recode RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-recode ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-snmp RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-snmp ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-soap RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-soap ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-xml RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-xml ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |
| Linux | php-xmlrpc RHEL 8 | 0:7.3.20-1.module+el8.2.0+7373+b272fdef | [RHSA-2020:3662](https://patchblox.com/security/data/fix/linux/rhsa-2020-3662.md) | Sep 8, 2020 |
| Linux | php-xmlrpc ol 8 | 0:7.3.20-1.module+el8.2.0+7784+4033621d | [ELSA-2020-3662](https://patchblox.com/security/data/fix/linux/elsa-2020-3662.md) | Sep 9, 2020 |

---

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