CVE-2016-2338 - Vulnerability Details - OpenCVE

Description

An exploitable heap overflow vulnerability exists in the Psych::Emitter start_document function of Ruby. In Psych::Emitter start_document function heap buffer "head" allocation is made based on tags array length. Specially constructed object passed as element of tags array can increase this array size after mentioned allocation and cause heap overflow.

Published: 2020-02-14

Score: 9.8 Critical

EPSS: 13.5% Moderate

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:ruby-lang:ruby:2.2.2:::::::*
	cpe:2.3:a:ruby-lang:ruby:2.3.0:::::::*

Configuration 2 [-]

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
Debian DLA	DLA-2158-1	ruby2.1 security update

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.13462.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://www.talosintelligence.com/reports/TALOS-2016-0032/
https://lists.debian.org/debian-lts-announce/2020/03/msg00032.html
https://nvd.nist.gov/vuln/detail/CVE-2016-2338
https://security.netapp.com/advisory/ntap-20221228-0005/
https://www.cve.org/CVERecord?id=CVE-2016-2338

History

No history.

Subscriptions

Debian Debian Linux

Ruby-lang Ruby

MITRE

Status: PUBLISHED

Assigner: certcc

Published: 2020-02-14T00:00:00.000Z

Updated: 2024-08-05T23:24:48.961Z

Reserved: 2016-02-12T00:00:00.000Z

Link: CVE-2016-2338

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-09-29T03:15:11.470

Modified: 2024-11-21T02:48:15.353

Link: CVE-2016-2338

Redhat

Severity : Moderate

Publid Date: 2022-09-29T00:00:00Z

Links: CVE-2016-2338 - Bugzilla

OpenCVE Enrichment

No data.

Weaknesses

CWE-787

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