[SECURITY] [DLA-4803-1] ruby-oj security update

------------------------------------------------------------------------- Debian LTS Advisory DLA-4803-1 [email protected] https://www.debian.org/lts/security/ Simon Quigley September 30, 2026 https://wiki.debian.org/LTS -...

Debian dla-4803 : ruby-oj - security update

The remote Debian 12 host has a package installed that is affected by multiple vulnerabilities as referenced in the dla-4803 advisory. - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4803-1 [email protected]...

[SECURITY] [DSA 6521-1] ruby-oj security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6521-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff September 27, 2026 https://www.debian.org/security/faq -...

Security Bulletin: Multiple vulnerabilities in IBM Aspera Enterprise Webapps

Summary Multiple vulnerabilities were addressed in IBM Aspera Enterprise Webapps version 1.0.6 Vulnerability Details CVEID:CVE-2026-54500 DESCRIPTION: Oj Optimized JSON is a JSON parser and Object marshaller packaged as a Ruby gem. In versions prior to 3.17.3, Oj.load in :object mode reads...

Malicious code in apachecn-oj-wiki (npm)

The package apachecn-oj-wiki was found to contain malicious code. --- Credit: OpenSSF source...

SUSE CVE-2026-4200

A security flaw has been discovered in glowxq glowxq-oj up to 6f7c723090472057252040fd2bbbdaa1b5ed2393. This affects the function uploadTestcaseZipUrl of the file business/business-oj/src/main/java/com/glowxq/oj/problem/controller/ProblemCaseController.java. Performing a manipulation results in...

Malicious code in @zalastax/nolb-oj (npm)

The package @zalastax/nolb-oj was found to contain malicious code. --- Credit: OpenSSF source...

Ruby oj Gem < 3.17.3 Multiple Vulnerabilities

The version of the oj Ruby gem installed on the remote host is prior to 3.17.3. It is, therefore, affected by multiple vulnerabilities: - Oj::Doceachchild, when invoked recursively over a deeply nested JSON document, overflows a fixed-size stack buffer and aborts the process, leading to DoS...

Ruby oj Gem < 3.17.2 Stack Buffer Overflow

The version of the oj Ruby gem installed on the remote host is prior to 3.17.2. It is, therefore, affected by a stack buffer overflow vulnerability. - Oj.dump is vulnerable to a stack-based buffer overflow when a large :indent value is provided by the developer. fillindent in dump.h calls...

ROOT-APP-RUBY-CVE-2026-54902 CVE-2026-54902 in oj - Patched by Root

Root has patched CVE-2026-54902 in the oj package for Root:Ruby. Multiple fixed versions available...

Important Photon OS Security Update - PHSA-2026-5.0-0917

Updates of 'rubygem-oj' packages of Photon OS have been released...

Important Photon OS Security Update - PHSA-2026-5.0-92-0917

Updates of 'rubygem-oj' packages of Photon OS have been released...

Important Photon OS Security Update - PHSA-2026-4.0-1052

Updates of 'python3-pyOpenSSL', 'rubygem-oj', 'rubygem-concurrent-ruby', 'rubygem-nokogiri', 'python3-lxml' packages of Photon OS have been released...

CVE-2026-54500

A flaw was found in Oj Optimized JSON, a Ruby gem. When parsing a specially crafted JSON object with a key 254 bytes or longer using Oj.load in :object mode, an attacker can trigger a read of uninitialized stack memory. This vulnerability, an out-of-bounds read CWE-125, can lead to information...

CVE-2026-54901

Oj Optimized JSON is a JSON parser and Object marshaller packaged as a Ruby gem. In versions prior to 3.17.2, Oj::Parser in usual mode does not mark arrayclass and hashclass references during garbage collection, leading to Use-After-Free. If GC runs after the class is assigned but before a parse,...

CVE-2026-54898

A flaw was found in Oj, a Ruby library designed for efficient JSON JavaScript Object Notation parsing. This vulnerability, a heap use-after-free, occurs when a specific function, called a callback, modifies the input JSON string during the parsing process. This action can lead to the program...

CVE-2026-54902

Oj Optimized JSON is a JSON parser and Object marshaller packaged as a Ruby gem. Prior to version 3.17.2, is vulnerable to Use-After-Free when in SAJ mode. The Oj::Parser does not protect cached object keys ≥ 35 bytes from garbage collection, and a Ruby callback that triggers GC inside hashend ca...

CVE-2026-54900

A flaw was found in Oj, a Ruby gem for JSON parsing. When processing a specially crafted JSON object key of a specific length 65,535 bytes in usual mode with createid enabled, an integer truncation vulnerability occurs. This leads to a negative size being passed to the memcpy function, causing he...

CVE-2026-54899

A flaw was found in Oj Optimized JSON, a Ruby gem for parsing JSON. When a Oj::Parser instance is reused and its symbolkeys setting is toggled from true to false, a heap use-after-free vulnerability occurs. This happens because the internal key cache is freed but its pointer is not cleared,...

Linux Distros Unpatched Vulnerability : CVE-2026-54897

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Oj Optimized JSON is a JSON parser and Object marshaller packaged as a Ruby gem. Prior to 3.17.2, Oj::Doc iterators eachvalue, eachchild, eachleaf were vulnerab...