synced 6 MIN AGO
01 Record

CVE-2017-9224

An issue was discovered in Oniguruma 6.2.0, as used in Oniguruma-mod in Ruby through 2.4.1 and mbstring in PHP through 7.1.5. A stack out-of-bounds read occurs in match_at() during regular expression

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

An issue was discovered in Oniguruma 6.2.0, as used in Oniguruma-mod in Ruby through 2.4.1 and mbstring in PHP through 7.1.5. A stack out-of-bounds read occurs in match_at() during regular expression

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
6.54% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 93.7% of scored records. A rank, not a probability.
NVD base score
9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2017-05-24 15:00Z9 YR AGO
Last updated
2024-08-05 17:02Z2 YR AGO
Reserved
2017-05-24
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
Data version
5.1
Document digest
6411cfe39ae942c99b4c9cb5ecf08f34505efb4b59e09ad09e807768ace89a75

05 Affected products

VendorProductVersionsPlatforms
oniguruma_projectonigurumaNot specified—
phpphpNot specified—
redhatcloudforms_managementengineNot specified—
redhatenterprise_linuxNot specified—
redhatrhel_software_collectionsNot specified—
rhel_sam1Not specified—

06 References

07 Fixed in

Debian 12

  • libonig
    Fixed in 6.1.3-2

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

  • libonig
    Fixed in 6.1.3-2

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

  • libonig
    Fixed in 6.1.3-2

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 14.04 LTS

  • libonig
    Fixed in 5.9.1-1ubuntu1.1
  • php5
    Fixed in 5.5.9+dfsg-1ubuntu4.22

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 16.04 LTS

  • libonig
    Fixed in 5.9.6-1ubuntu0.1
  • php7.0
    Fixed in 7.0.22-0ubuntu0.16.04.1

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.