MAL-2026-17567 Malicious code in rate-limit-mini (RubyGems)

RubyGems runs this gem's native extension script ext/reqthrottlemini/extconf.rb during gem install. The script exits without action on CI runners and sandboxes, based on CI environment variables, the hostname, the username and the working directory. It continues if the system uptime is over 30...

CVE-2023-31606

CVE-2023-31606 Vulnerabilidad Se descubrió un problema de Denegación de Servicio por Expresión Regular ReDoS en la función sanitizehtml de la gema redcloth = v4.0.0. Esta vulnerabilidad permite a los atacantes causar una Denegación de Servicio DoS mediante el suministro de una carga útil...

AlmaLinux 10 : ruby (ALSA-2026:72785)

The remote AlmaLinux 10 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:72785 advisory. resolv: resolv gem: Denial of Service via uncontrolled memory growth from crafted DNS responses CVE-2026-80212 Tenable has extracted the preceding description...

MiracleLinux 9 : ruby:3.3 (AXSA:2026-1957:01)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-1957:01 advisory. resolv: resolv gem: Denial of Service via uncontrolled memory growth from crafted DNS responses CVE-2026-80212 Tenable has extracted the preceding descriptio...

Rocky Linux 10.2 [CIQ] Security Update: ruby / ruby-bundled-gems / ruby-bundled-gems-debuginfo / etc (crlsa-2026_72785)

The Rocky Linux 10.2 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202672785 advisory. resolv: resolv gem: Denial of Service via uncontrolled memory growth from crafted DNS responses CVE-2026-80212 Tenable has extracted the preceding description...

RLSA-2026:72785 Important: ruby security update

Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Security Fixes: resolv: resolv gem: Denial of Service via uncontrolled memory growth from crafted DNS responses CVE-2026-80212 For more details...

ruby security update

An update is available for ruby. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Ruby is an extensible, interpreted, object-oriented, scripting language. It has...

resolv: resolv gem: Denial of Service via uncontrolled memory growth from crafted DNS responses

A flaw was found in the resolv gem. An attacker controlling DNS responses e.g., a spoofed response or a malicious upstream DNS server can exploit this by sending crafted DNS responses containing many distinct unknown DNS resource record pairs or SvcParamKeys. This leads to uncontrolled memory...

Important: Red Hat Security Advisory: ruby security update

An update for ruby is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

RockyLinux 10 : ruby (RLSA-2026:72785)

The remote RockyLinux 10 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:72785 advisory. resolv: resolv gem: Denial of Service via uncontrolled memory growth from crafted DNS responses CVE-2026-80212 Tenable has extracted the preceding description...

RHEL 10 : ruby (RHSA-2026:72785)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:72785 advisory. Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management...

EUVD-2026-90914

A flaw was found in rubygem-foremanremoteexecution. A command injection vulnerability exists in the Red Hat Satellite API /api/v2/jobinvocations. When a job template has the effectiveuser property marked as overridable: true, the application fails to properly sanitize the effectiveuser input...

RLSA-2026:73519 Important: ruby:2.5 security update

Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Security Fixes: resolv: resolv gem: Denial of Service via uncontrolled memory growth from crafted DNS responses CVE-2026-80212 rubygem-mongo:...

CentOS Linux 7 [TuxCare] Security Update: ruby / ruby-devel / ruby-doc / ruby-irb / ruby-libs / ruby-tcltk / etc Multiple Vulnerabilities (CENTOS7:CLSA-2026:1777444043)

The CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS7:CLSA-2026:1777444043 advisory. - The REXML gem before 3.2.5 in Ruby before 2.6.7, 2.7.x before 2.7.3, and 3.x before 3.0.1 does not properly address XML round-trip...

AlmaLinux 9.2 [TuxCare] Security Update: ruby / ruby-default-gems / ruby-devel / ruby-doc / ruby-libs / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2025:1745053071)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1745053071 advisory. - The cgi gem before 0.1.0.2, 0.2.x before 0.2.2, and 0.3.x before 0.3.5 for Ruby allows HTTP response splitting. This is relevant t...

Rocky Linux 8 [CIQ] Security Update: ruby / ruby-bundled-gems / ruby-bundled-gems-debuginfo / etc (crlsa-2026_72285)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202672285 advisory. resolv: resolv gem: Denial of Service via uncontrolled memory growth from crafted DNS responses CVE-2026-80212 Tenable has extracted the preceding description bloc...

Rocky Linux 8 [CIQ] Security Update: ruby / ruby-debuginfo / ruby-debugsource / ruby-devel / ruby-doc / etc Multiple Vulnerabilities (crlsa-2023_7025)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20237025 advisory. ruby/cgi-gem: HTTP response splitting in CGI CVE-2021-33621 ruby: Buffer overrun in String-to-Float conversion CVE-2022-28739 ruby: ReDoS vulnerability in...

Rocky Linux 8 [CIQ] Security Update: ruby / ruby-bundled-gems / ruby-bundled-gems-debuginfo / etc Multiple Vulnerabilities (crlsa-2025_23062)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202523062 advisory. resolv: Denial of Service in resolv gem CVE-2025-24294 rexml: REXML denial of service CVE-2025-58767 Tenable has extracted the preceding description block...

CentOS Linux 7 [TuxCare] Security Update: ruby / ruby-devel / ruby-doc / ruby-irb / ruby-libs / ruby-tcltk / etc (CENTOS7:CLSA-2026:1789389792)

The CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS7:CLSA-2026:1789389792 advisory. - An issue was discovered in the resolv gem before 0.7.2 for Ruby. Resolv::DNS::Resource.getclass, Resolv::DNS::Resource::Generic.create, and...

Rocky Linux 8 [CIQ] Security Update: ruby / ruby-bundled-gems / ruby-bundled-gems-debuginfo / etc Multiple Vulnerabilities (crlsa-2024_1431)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20241431 advisory. ruby/cgi-gem: HTTP response splitting in CGI CVE-2021-33621 ruby: ReDoS vulnerability in URI CVE-2023-28755 ruby: ReDoS vulnerability - upstream's incomple...