CVE-2019-13224 - CVE House
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Status published Critical CVE-2019-13224

A use-after-free in onig_new_deluxe() in regext.c in Oniguruma 6.9.2 allows...

Vulnerability Description

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

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

oniguruma project

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Affected Software

oniguruma, php, fedora, debian linux, ubuntu linux
Vulnerable Versions:
6.9.2, 7.1.0, 7.2.0, 7.3.0, 29, 30, 8.0, 12.04, 14.04

Timeline

Official Publish: July 10th, 2019
Last Modified: August 4th, 2024
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.