CVE-2019-13225 Information

Description

A NULL Pointer Dereference in match_at() in regexec.c in Oniguruma 6.9.2 allows attackers to potentially cause denial of service by providing a crafted regular expression. Oniguruma issues often affect Ruby as well as common optional libraries for PHP and Rust.

CVSS Vector

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

Reference

https://github.com/kkos/oniguruma/commit/c509265c5f6ae7264f7b8a8aae1cfa5fc59d108c https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JWCPDTZOIUKGMFAD5NAKUB7FPJFAIQN5/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SNL26OZSQRVLEO6JRNUVIMZTICXBNEQW/ https://security.gentoo.org/glsa/201911-03

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5