Ubuntu 20.04 LTS : Ruby regression (USN-7256-2)

The remote Ubuntu 20.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-7256-2 advisory. USN-7256-1 fixed vulnerabilities in Ruby. The update introduced a minor regression. This update fixes the problem. We apologize for the inconvenience. Tenable has...

Internet Bug Bounty: Possible DoS by memory exhaustion in net/imap

The net-imap gem implemented an IMAP client in Ruby. Versions prior to 0.3.8, 0.4.19, and 0.5.6 contained a vulnerability that could lead to denial of service by memory exhaustion. The vulnerability was caused by the response parser using Rangetoa to convert uid-set data without limiting the...

USN-6838-2: Ruby vulnerability

USN-6838-1 fixed CVE-2024-27281 in Ruby 2.7, Ruby 3.0, Ruby 3.1, and Ruby 3.2. This update provides the corresponding updates for Ruby 2.3 and Ruby 2.5. Original advisory details: It was discovered that Ruby RDoc incorrectly parsed certain YAML files. If a user or automated system were tricked in...

Azure Linux 3.0 Security Update: ruby (CVE-2024-27282)

The version of ruby installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-27282 advisory. - An issue was discovered in Ruby 3.x through 3.3.0. If attacker-supplied data is provided to the Ruby regex...

Ubuntu 16.04 LTS / 18.04 LTS : Ruby vulnerability (USN-6838-2)

The remote Ubuntu 16.04 LTS / 18.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-6838-2 advisory. USN-6838-1 fixed CVE-2024-27281 in Ruby 2.7, Ruby 3.0, Ruby 3.1, and Ruby 3.2. This update provides the corresponding updates for Ruby 2.3 and Ruby 2....

USN-7256-1: Ruby vulnerabilities

It was discovered that Ruby incorrectly handled parsing of an XML document that has specific XML characters in an attribute value using REXML gem. An attacker could use this issue to cause Ruby to crash, resulting in a denial of service...

Amazon Linux 2023 : ruby3.2, ruby3.2-bundled-gems, ruby3.2-default-gems (ALAS2023-2025-839)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2025-839 advisory. A ReDoS issue was discovered in the URI component before 0.12.2 for Ruby. The URI parser mishandles invalid URLs that have specific characters. There is an increase in execution time for parsing strings...

BIT-RUBY-MIN-2020-10933

An issue was discovered in Ruby 2.5.x through 2.5.7, 2.6.x through 2.6.5, and 2.7.0. If a victim calls BasicSocketreadnonblockrequestedsize, buffer, exception: false, the method resizes the buffer to fit the requested size, but no data is copied. Thus, the buffer string provides the previous valu...

BIT-RUBY-MIN-2021-31810

An issue was discovered in Ruby through 2.6.7, 2.7.x through 2.7.3, and 3.x through 3.0.1. A malicious FTP server can use the PASV response to trick Net::FTP into connecting back to a given IP address and port. This potentially makes curl extract information about services that are otherwise...

BIT-RUBY-MIN-2024-27282

An issue was discovered in Ruby 3.x through 3.3.0. If attacker-supplied data is provided to the Ruby regex compiler, it is possible to extract arbitrary heap data relative to the start of the text, including pointers and sensitive strings. The fixed versions are 3.0.7, 3.1.5, 3.2.4, and 3.3.1...

CVE-2025-0306

A vulnerability was found in Ruby. The Ruby interpreter is vulnerable to the Marvin Attack. This attack allows the attacker to decrypt previously encrypted messages or forge signatures by exchanging a large number of messages with the vulnerable service...

UBUNTU-CVE-2025-0306

A vulnerability was found in Ruby. The Ruby interpreter is vulnerable to the Marvin Attack. This attack allows the attacker to decrypt previously encrypted messages or forge signatures by exchanging a large number of messages with the vulnerable service...

CVE-2025-0306 Ruby: openssl: ruby marvin attack

A vulnerability was found in Ruby. The Ruby interpreter is vulnerable to the Marvin Attack. This attack allows the attacker to decrypt previously encrypted messages or forge signatures by exchanging a large number of messages with the vulnerable service...

CVE-2025-0306

CVE-2025-0306 concerns the Ruby interpreter and a Marvin Attack that can decrypt previously encrypted messages or forge signatures by exchanging a large number of messages with the vulnerable service. The connected docs corroborate Ruby advisories for EulerOS (ruby package security advisories Eul...

CVE-2025-0306 Ruby: openssl: ruby marvin attack

A vulnerability was found in Ruby. The Ruby interpreter is vulnerable to the Marvin Attack. This attack allows the attacker to decrypt previously encrypted messages or forge signatures by exchanging a large number of messages with the vulnerable service...

CVE-2025-0306

A vulnerability was found in Ruby. The Ruby interpreter is vulnerable to the Marvin Attack. This attack allows the attacker to decrypt previously encrypted messages or forge signatures by exchanging a large number of messages with the vulnerable service...

Ruby 安全漏洞

Ruby is a cross-platform, object-oriented, dynamically typed programming language from the personal developer Yukihiro Matsumoto. A security vulnerability exists in Ruby that stems from vulnerability to the Marvin attack, which allows an attacker to decrypt previously encrypted messages or forge...

CVE-2025-0306

A vulnerability was found in Ruby. The Ruby interpreter is vulnerable to the Marvin Attack. This attack allows the attacker to decrypt previously encrypted messages or forge signatures by exchanging a large number of messages with the vulnerable service. Mitigation See the following possible...

PT-2025-40972

Name of the Vulnerable Software and Affected Versions Ruby versions prior to 3.4.7 Description The URI gem contained a flaw that allowed for credential leakage, bypassing previous fixes. This issue impacts systems utilizing the URI gem and could potentially expose sensitive information...

Amazon Linux 2 : ruby (ALAS-2024-2706)

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 ALAS2-2024-2706 advisory. An issue was discovered in the WEBrick toolkit through 1.8.1 for Ruby. It allows HTTP request smuggling by providing both a...