almalinux/rubygem-mysql2

Vulnerabilities (51)

• CVE-2026-80212HigAug 27, 2026
  affected < 0.5.7-1.module_el9.8.0+232+50f6dd36fixed 0.5.7-1.module_el9.8.0+232+50f6dd36

  An issue was discovered in the resolv gem before 0.7.2 for Ruby. Resolv::DNS::Resource.get_class, Resolv::DNS::Resource::Generic.create, and Resolv::DNS::SvcParam::Generic.create generate a new class for each unknown DNS resource record (type, class) pair, or each unknown SvcPara

• CVE-2026-47242MedJun 22, 2026
  affected < 0.5.5-1.module_el8.10.0+3799+191214ccfixed 0.5.5-1.module_el8.10.0+3799+191214cc

  Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to 0.6.5 and 0.5.15, when Net::IMAP#id is called with a hash argument, although the ID field value strings are correctly quoted (escaping quoted specials), they were not validated to

• CVE-2026-47241LowJun 22, 2026
  affected < 0.5.5-1.module_el8.10.0+3799+191214ccfixed 0.5.5-1.module_el8.10.0+3799+191214cc

  Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to 0.6.5 and 0.5.15, several Net::IMAP commands accept a raw string argument which is only validated to prevent CRLF injection and then sent verbatim. If this string is derived from u

• CVE-2026-47240MedJun 22, 2026
  affected < 0.5.5-1.module_el8.10.0+3799+191214ccfixed 0.5.5-1.module_el8.10.0+3799+191214cc

  Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to 0.6.5 and 0.5.15, several Net::IMAP commands accept a "raw data" argument that is sent verbatim after validation to prevent command injection. However, if a server does not support

• CVE-2026-42258MedMay 9, 2026
  affected < 0.4.10-4.module_el8.5.0+259+8cec6917fixed 0.4.10-4.module_el8.5.0+259+8cec6917

  Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to versions 0.4.24, 0.5.14, and 0.6.4, symbol arguments to commands are vulnerable to a CRLF Injection / IMAP Command injection via Symbol arguments passed to IMAP commands. This issu

• CVE-2026-42257CriMay 9, 2026
  affected < 0.5.5-1.module_el8.10.0+3799+191214ccfixed 0.5.5-1.module_el8.10.0+3799+191214cc

  Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to versions 0.4.24, 0.5.14, and 0.6.4, several Net::IMAP commands accept a raw string argument that is sent to the server without validation or escaping. If this string is derived fro

• CVE-2026-42256MedMay 9, 2026
  affected < 0.5.5-1.module_el8.10.0+3799+191214ccfixed 0.5.5-1.module_el8.10.0+3799+191214cc

  Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. From versions 0.4.0 to before 0.4.24, 0.5.0 to before 0.5.14, and 0.6.0 to before 0.6.4, when authenticating a connection with SCRAM-SHA1 or SCRAM-SHA256, a hostile server can perform a com

• CVE-2026-42246HigMay 9, 2026
  affected < 0.4.10-4.module_el8.5.0+259+8cec6917fixed 0.4.10-4.module_el8.5.0+259+8cec6917

  Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to versions 0.3.10, 0.4.24, 0.5.14, and 0.6.4, a man-in-the-middle attacker can cause Net::IMAP#starttls to return "successfully", without starting TLS. This issue has been patched in

• CVE-2026-42245HigMay 9, 2026
  affected < 0.5.5-1.module_el8.10.0+3799+191214ccfixed 0.5.5-1.module_el8.10.0+3799+191214cc

  Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to versions 0.4.24, 0.5.14, and 0.6.4, Net::IMAP::ResponseReader has quadratic time complexity when reading large responses containing many string literals. A hostile server can send

• CVE-2026-41316HigApr 24, 2026
  affected < 0.5.5-3.module_el9.7.0+184+e2e36072fixed 0.5.5-3.module_el9.7.0+184+e2e36072

  ERB is a templating system for Ruby. Ruby 2.7.0 (before ERB 2.2.0 was published on rubygems.org) introduced an `@_init` instance variable guard in `ERB#result` and `ERB#run` to prevent code execution when an ERB object is reconstructed via `Marshal.load` (deserialization). Howeve

• CVE-2026-27820CriApr 16, 2026
  affected < 0.5.5-1.module_el8.10.0+3799+191214ccfixed 0.5.5-1.module_el8.10.0+3799+191214cc

  zlib is a Ruby interface for the zlib compression/decompression library. Versions 3.0.0 and below, 3.1.0, 3.1.1, 3.2.0 and 3.2.1 contain a buffer overflow vulnerability in the Zlib::GzipReader. The zstream_buffer_ungets function prepends caller-provided bytes ahead of previously

• CVE-2026-33210CriMar 20, 2026
  affected < 0.5.7-1.module_el9.8.0+232+50f6dd36fixed 0.5.7-1.module_el9.8.0+232+50f6dd36

  Ruby JSON is a JSON implementation for Ruby. From version 2.14.0 to before versions 2.15.2.1, 2.17.1.2, and 2.19.2, a format string injection vulnerability can lead to denial of service attacks or information disclosure, when the allow_duplicate_key: false parsing option is used

• CVE-2025-58767MedSep 17, 2025
  affected < 0.5.5-1.module_el8.10.0+3799+191214ccfixed 0.5.5-1.module_el8.10.0+3799+191214cc

  REXML is an XML toolkit for Ruby. The REXML gems from 3.3.3 to 3.4.1 has a DoS vulnerability when parsing XML containing multiple XML declarations. If you need to parse untrusted XMLs, you may be impacted to these vulnerabilities. The REXML gem 3.4.2 or later include the patches

• CVE-2025-24294HigJul 12, 2025
  affected < 0.5.5-1.module_el8.10.0+3799+191214ccfixed 0.5.5-1.module_el8.10.0+3799+191214cc

  The attack vector is a potential Denial of Service (DoS). The vulnerability is caused by an insufficient check on the length of a decompressed domain name within a DNS packet. An attacker can craft a malicious DNS packet containing a highly compressed domain name. When the res

• CVE-2025-27221LowMar 4, 2025
  affected < 0.5.5-1.module_el8.10.0+3799+191214ccfixed 0.5.5-1.module_el8.10.0+3799+191214cc

  In the URI gem before 1.0.3 for Ruby, the URI handling methods (URI.join, URI#merge, URI#+) have an inadvertent leakage of authentication credentials because userinfo is retained even after changing the host.

• CVE-2025-27220MedMar 4, 2025
  affected < 0.5.3-3.module_el8.10.0+3854+02eaa59afixed 0.5.3-3.module_el8.10.0+3854+02eaa59a

  In the CGI gem before 0.4.2 for Ruby, a Regular Expression Denial of Service (ReDoS) vulnerability exists in the Util#escapeElement method.

• CVE-2025-27219MedMar 4, 2025
  affected < 0.5.5-1.module_el8.10.0+3799+191214ccfixed 0.5.5-1.module_el8.10.0+3799+191214cc

  In the CGI gem before 0.4.2 for Ruby, the CGI::Cookie.parse method in the CGI library contains a potential Denial of Service (DoS) vulnerability. The method does not impose any limit on the length of the raw cookie value it processes. This oversight can lead to excessive resource

• CVE-2025-25186MedFeb 10, 2025
  affected < 0.5.5-1.module_el8.10.0+3799+191214ccfixed 0.5.5-1.module_el8.10.0+3799+191214cc

  Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Starting in version 0.3.2 and prior to versions 0.3.8, 0.4.19, and 0.5.6, there is a possibility for denial of service by memory exhaustion in `net-imap`'s response parser. At any time whi

• CVE-2024-49761HigOct 28, 2024
  affected < 0.5.3-3.module_el8.10.0+3854+02eaa59afixed 0.5.3-3.module_el8.10.0+3854+02eaa59a

  REXML is an XML toolkit for Ruby. The REXML gem before 3.3.9 has a ReDoS vulnerability when it parses an XML that has many digits between &# and x...; in a hex numeric character reference (&#x...;). This does not happen with Ruby 3.2 or later. Ruby 3.1 is the only affected mainta

• CVE-2024-43398MedAug 22, 2024
  affected < 0.5.5-1.module_el8.10.0+3799+191214ccfixed 0.5.5-1.module_el8.10.0+3799+191214cc

  REXML is an XML toolkit for Ruby. The REXML gem before 3.3.6 has a DoS vulnerability when it parses an XML that has many deep elements that have same local name attributes. If you need to parse untrusted XMLs with tree parser API like REXML::Document.new, you may be impacted to t