First published: Wed Nov 06 2019(Updated: )
An issue was discovered in Oniguruma 6.x before 6.9.4_rc2. In the function fetch_interval_quantifier (formerly known as fetch_range_quantifier) in regparse.c, PFETCH is called without checking PEND. This leads to a heap-based buffer over-read.
Credit: cve@mitre.org cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
redhat/rh-php73-php | <0:7.3.20-1.el7 | 0:7.3.20-1.el7 |
Oniguruma Project Oniguruma | >=6.0.0<6.9.4 | |
Oniguruma Project Oniguruma | =6.9.4-rc1 | |
Debian Debian Linux | =8.0 | |
Fedoraproject Fedora | =30 | |
Fedoraproject Fedora | =31 | |
redhat/Oniguruma | <6.9.4 | 6.9.4 |
IBM IBM® Db2® on Cloud Pak for Data and Db2 Warehouse on Cloud Pak for Data | <=v3.5 through refresh 10v4.0 through refresh 9v4.5 through refresh 3v4.6 through refresh 6v4.7 through refresh 4v4.8 through refresh 4 | |
debian/libonig | 6.9.6-1.1 6.9.8-1 6.9.9-1 |
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CVE-2019-19204 is an out-of-bounds read vulnerability in the Oniguruma library.
If you are using an application linked to the Oniguruma library, a remote attacker could crash the application by providing a malformed regular expression.
CVE-2019-19204 has a severity rating of 7, indicating a high severity.
To fix CVE-2019-19204, you should update the affected software to version 6.9.4 or later.
You can find more information about CVE-2019-19204 on the CVE website (https://www.cve.org/CVERecord?id=CVE-2019-19204) and the NVD website (https://nvd.nist.gov/vuln/detail/CVE-2019-19204).