Rocky Linux 9.4 [CIQ] Security Update: rubygem-psych / rubygem-psych-debuginfo (ciqsa-2026_1291)

The Rocky Linux 9.4 host has packages installed that are affected by a vulnerability as referenced in the CIQ ciqsa-20261291 advisory. This advisory aggregates security fixes for the ruby SRPM in CIQ LTS 9.4. It addresses 1 CVE: CVE-2024-49761. Tenable has extracted the preceding description bloc...

CentOS Linux 7 [TuxCare] Security Update: ruby / ruby-devel / ruby-doc / ruby-irb / ruby-libs / ruby-tcltk / etc (CENTOS7:CLSA-2025:1757699919)

The CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS7:CLSA-2025:1757699919 advisory. - An exploitable heap overflow vulnerability exists in the Psych::Emitter startdocument function of Ruby. In Psych::Emitter startdocument functio...

Rocky Linux 9.2 [CIQ] Security Update: rubygem-psych / rubygem-psych-debuginfo (ciqsa-2026_1287)

The Rocky Linux 9.2 host has packages installed that are affected by a vulnerability as referenced in the CIQ ciqsa-20261287 advisory. This advisory aggregates security fixes for the ruby SRPM in CIQ LTS 9.2. It addresses 1 CVE: CVE-2024-49761. Tenable has extracted the preceding description bloc...

MiracleLinux 7 : ruby-2.0.0.648-39.0.3.el7.AXS7 (AXSA:2025-10921:03)

The remote MiracleLinux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-10921:03 advisory. CVE-2017-9226: fix a heap out-of-bounds write or read occurs in nextstateval during regular expression compilation. CVE-2016-2338: fix heap overflo...

Amazon Linux 2 : ruby, --advisory ALAS2-2025-2990 (ALAS-2025-2990)

The version of ruby installed on the remote host is prior to 2.0.0.648-36. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2025-2990 advisory. An exploitable heap overflow vulnerability exists in the Psych::Emitter startdocument function of Ruby. In Psych::Emitter...

Medium: ruby

Issue Overview: An exploitable heap overflow vulnerability exists in the Psych::Emitter startdocument function of Ruby. In Psych::Emitter startdocument function heap buffer "head" allocation is made based on tags array length. Specially constructed object passed as element of tags array can...

MAL-2025-8975 Malicious code in @malware-test-sudor-foins-brill-psych/test-mlw3-sudor-foins-brill-psych (npm)

The package @malware-test-sudor-foins-brill-psych/test-mlw3-sudor-foins-brill-psych was found to contain malicious code...

kcpsych.com Improper Access Control vulnerability OBB-3802559

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

plymouthpsychgroup.com Cross Site Scripting vulnerability OBB-3224272

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

SUSE CVE-2016-2338

An exploitable heap overflow vulnerability exists in the Psych::Emitter startdocument function of Ruby. In Psych::Emitter startdocument 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...

Heap Buffer Overflow

Psych is vulnerable to heap buffer overflow. The vulnerability is due to the startdocument function in psychemitter.c buffer head allocation based on the tags array length. This flaw allows an attacker to pass a specially constructed element of tags array object that can increase this array size...

CVE-2016-2338

An exploitable heap overflow vulnerability was found in the Psych::Emitter startdocument function of Ruby. In Psych::Emitter startdocument function heap buffer "head" allocation is made based on the tags array length. A specially constructed object passed as elements of tags array can increase th...

Heap-based Buffer Overflow

Overview Affected versions of this package are vulnerable to Heap-based Buffer Overflow in the startdocument function in psychemitter.c. Passing in a malicious tags array can trigger a crash. PoC: ruby require 'Psych' $tags = puts "+ Start" f = File.new"newfile", "w+" emitter = Psych::Emitter.new...

CVE-2016-2338

An exploitable heap overflow vulnerability exists in the Psych::Emitter startdocument function of Ruby. In Psych::Emitter startdocument 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...

CVE-2016-2338

An exploitable heap overflow vulnerability exists in the Psych::Emitter startdocument function of Ruby. In Psych::Emitter startdocument 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...

CVE-2016-2338

An exploitable heap overflow vulnerability exists in the Psych::Emitter startdocument function of Ruby. In Psych::Emitter startdocument 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...

UBUNTU-CVE-2016-2338

An exploitable heap overflow vulnerability exists in the Psych::Emitter startdocument function of Ruby. In Psych::Emitter startdocument 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...

Heap overflow

An exploitable heap overflow vulnerability exists in the Psych::Emitter startdocument function of Ruby. In Psych::Emitter startdocument 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...

Exploitable heap overflow vulnerability exists in Ruby's Psych::Emitter start_document function

An exploitable heap overflow vulnerability exists in the Psych::Emitter startdocument function of Ruby. In Psych::Emitter startdocument 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...

CVE-2022-25857 jruby/psych/snakeyaml: Denial of Service (DoS) due missing to nested depth limitation for collections

The package org.yaml:snakeyaml from 0 and before 1.31 are vulnerable to Denial of Service DoS due missing to nested depth limitation for collections. This package is bundled into Psych which is in turn bundled into jruby...