{"schemaVersion":3,"id":"RHSA-2026:33721","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update","dates":{"published":"2026-07-01T10:19:49.000Z","modified":"2026-10-06T10:31:23.350Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.4,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"OSV · Red hat","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","computed":true,"selection":"version-preference"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"OSV · Red hat","score":7.4,"severity":"high","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","exploitability":5.6,"impact":8.7,"computed":true}]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"redhat","product":"ruby3.3","name":"ruby3.3","label":"ruby3.3","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/ruby3.3","purlType":"rpm","versions":[{"text":"< 0:3.3.10-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:3.3.10-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"ruby3.3-bundled-gems","name":"ruby3.3-bundled-gems","label":"ruby3.3-bundled-gems","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/ruby3.3-bundled-gems","purlType":"rpm","versions":[{"text":"< 0:3.3.10-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:3.3.10-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"ruby3.3-default-gems","name":"ruby3.3-default-gems","label":"ruby3.3-default-gems","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/ruby3.3-default-gems","purlType":"rpm","versions":[{"text":"< 0:3.3.10-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:3.3.10-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"ruby3.3-devel","name":"ruby3.3-devel","label":"ruby3.3-devel","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/ruby3.3-devel","purlType":"rpm","versions":[{"text":"< 0:3.3.10-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:3.3.10-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"ruby3.3-doc","name":"ruby3.3-doc","label":"ruby3.3-doc","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/ruby3.3-doc","purlType":"rpm","versions":[{"text":"< 0:3.3.10-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:3.3.10-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"ruby3.3-libs","name":"ruby3.3-libs","label":"ruby3.3-libs","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/ruby3.3-libs","purlType":"rpm","versions":[{"text":"< 0:3.3.10-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:3.3.10-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-bigdecimal","name":"rubygem3.3-bigdecimal","label":"rubygem3.3-bigdecimal","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-bigdecimal","purlType":"rpm","versions":[{"text":"< 0:3.1.5-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:3.1.5-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-bundler","name":"rubygem3.3-bundler","label":"rubygem3.3-bundler","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-bundler","purlType":"rpm","versions":[{"text":"< 0:2.5.22-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:2.5.22-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-devel","name":"rubygem3.3-devel","label":"rubygem3.3-devel","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-devel","purlType":"rpm","versions":[{"text":"< 0:3.5.22-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:3.5.22-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-io-console","name":"rubygem3.3-io-console","label":"rubygem3.3-io-console","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-io-console","purlType":"rpm","versions":[{"text":"< 0:0.7.1-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:0.7.1-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-irb","name":"rubygem3.3-irb","label":"rubygem3.3-irb","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-irb","purlType":"rpm","versions":[{"text":"< 0:1.13.1-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:1.13.1-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-json","name":"rubygem3.3-json","label":"rubygem3.3-json","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-json","purlType":"rpm","versions":[{"text":"< 0:2.7.2-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:2.7.2-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-minitest","name":"rubygem3.3-minitest","label":"rubygem3.3-minitest","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-minitest","purlType":"rpm","versions":[{"text":"< 0:5.20.0-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:5.20.0-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-power_assert","name":"rubygem3.3-power_assert","label":"rubygem3.3-power_assert","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-power_assert","purlType":"rpm","versions":[{"text":"< 0:2.0.3-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:2.0.3-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-psych","name":"rubygem3.3-psych","label":"rubygem3.3-psych","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-psych","purlType":"rpm","versions":[{"text":"< 0:5.1.2-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:5.1.2-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-racc","name":"rubygem3.3-racc","label":"rubygem3.3-racc","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-racc","purlType":"rpm","versions":[{"text":"< 0:1.7.3-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:1.7.3-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-rake","name":"rubygem3.3-rake","label":"rubygem3.3-rake","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-rake","purlType":"rpm","versions":[{"text":"< 0:13.1.0-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:13.1.0-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-rbs","name":"rubygem3.3-rbs","label":"rubygem3.3-rbs","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-rbs","purlType":"rpm","versions":[{"text":"< 0:3.4.0-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:3.4.0-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-rdoc","name":"rubygem3.3-rdoc","label":"rubygem3.3-rdoc","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-rdoc","purlType":"rpm","versions":[{"text":"< 0:6.6.3.1-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:6.6.3.1-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-rexml","name":"rubygem3.3-rexml","label":"rubygem3.3-rexml","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-rexml","purlType":"rpm","versions":[{"text":"< 0:3.4.4-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:3.4.4-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-rss","name":"rubygem3.3-rss","label":"rubygem3.3-rss","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-rss","purlType":"rpm","versions":[{"text":"< 0:0.3.1-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:0.3.1-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-rubygems","name":"rubygem3.3-rubygems","label":"rubygem3.3-rubygems","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-rubygems","purlType":"rpm","versions":[{"text":"< 0:3.5.22-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:3.5.22-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-test-unit","name":"rubygem3.3-test-unit","label":"rubygem3.3-test-unit","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-test-unit","purlType":"rpm","versions":[{"text":"< 0:3.6.1-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:3.6.1-23.2.hum1","eol":null,"hubHref":null},{"vendor":"redhat","product":"rubygem3.3-typeprof","name":"rubygem3.3-typeprof","label":"rubygem3.3-typeprof","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rubygem3.3-typeprof","purlType":"rpm","versions":[{"text":"< 0:0.21.9-23.2.hum1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:0.21.9-23.2.hum1","eol":null,"hubHref":null}],"affectedCount":24,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://access.redhat.com/errata/RHSA-2026:33721","label":"access.redhat.com/errata/RHSA-2026:33721","hostname":"access.redhat.com","tags":["Advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2026-42245","label":"access.redhat.com/security/cve/CVE-2026-42245","hostname":"access.redhat.com","tags":["REPORT"]},{"url":"https://access.redhat.com/security/cve/CVE-2026-42246","label":"access.redhat.com/security/cve/CVE-2026-42246","hostname":"access.redhat.com","tags":["REPORT"]},{"url":"https://access.redhat.com/security/cve/CVE-2026-42256","label":"access.redhat.com/security/cve/CVE-2026-42256","hostname":"access.redhat.com","tags":["REPORT"]},{"url":"https://access.redhat.com/security/updates/classification/","label":"access.redhat.com/security/updates/classification/","hostname":"access.redhat.com","tags":["ARTICLE"]},{"url":"https://images.redhat.com/","label":"images.redhat.com","hostname":"images.redhat.com","tags":["ARTICLE"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_33721.json","label":"security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_33721.json","hostname":"security.access.redhat.com","tags":["Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2468495","label":"bugzilla.redhat.com/show_bug.cgi?id=2468495","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-42245","label":"www.cve.org/CVERecord?id=CVE-2026-42245","hostname":"www.cve.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42245","label":"nvd.nist.gov/vuln/detail/CVE-2026-42245","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://github.com/ruby/net-imap/commit/6091f7d6b1f3514cafbfe39c76f2b5d73de3ca96","label":"github.com/ruby/net-imap/commit/6091f7d6b1f3514cafbfe39c76f2b5d73de3ca96","hostname":"github.com","tags":["ARTICLE"]},{"url":"https://github.com/ruby/net-imap/commit/88d95231fc8afef11c1f074453f7d75b68c9dfda","label":"github.com/ruby/net-imap/commit/88d95231fc8afef11c1f074453f7d75b68c9dfda","hostname":"github.com","tags":["ARTICLE"]},{"url":"https://github.com/ruby/net-imap/commit/de685f91a4a4cc75eb80da898c2bf8af08d34819","label":"github.com/ruby/net-imap/commit/de685f91a4a4cc75eb80da898c2bf8af08d34819","hostname":"github.com","tags":["ARTICLE"]},{"url":"https://github.com/ruby/net-imap/releases/tag/v0.4.24","label":"github.com/ruby/net-imap/releases/tag/v0.4.24","hostname":"github.com","tags":["ARTICLE"]},{"url":"https://github.com/ruby/net-imap/releases/tag/v0.5.14","label":"github.com/ruby/net-imap/releases/tag/v0.5.14","hostname":"github.com","tags":["ARTICLE"]},{"url":"https://github.com/ruby/net-imap/releases/tag/v0.6.4","label":"github.com/ruby/net-imap/releases/tag/v0.6.4","hostname":"github.com","tags":["ARTICLE"]},{"url":"https://github.com/ruby/net-imap/security/advisories/GHSA-q2mw-fvj9-vvcw","label":"github.com/ruby/net-imap/security/advisories/GHSA-q2mw-fvj9-vvcw","hostname":"github.com","tags":["ARTICLE"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2468499","label":"bugzilla.redhat.com/show_bug.cgi?id=2468499","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-42246","label":"www.cve.org/CVERecord?id=CVE-2026-42246","hostname":"www.cve.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42246","label":"nvd.nist.gov/vuln/detail/CVE-2026-42246","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://github.com/ruby/net-imap/commit/0ede4c40b1523dfeaf95777b2678e54cc0fd9618","label":"github.com/ruby/net-imap/commit/0ede4c40b1523dfeaf95777b2678e54cc0fd9618","hostname":"github.com","tags":["ARTICLE"]},{"url":"https://github.com/ruby/net-imap/commit/24a4e770b43230286a05aa2a9746cdbb3eb8485e","label":"github.com/ruby/net-imap/commit/24a4e770b43230286a05aa2a9746cdbb3eb8485e","hostname":"github.com","tags":["ARTICLE"]},{"url":"https://github.com/ruby/net-imap/commit/97e2488fb5401a1783bddd959dde007d9fbce42c","label":"github.com/ruby/net-imap/commit/97e2488fb5401a1783bddd959dde007d9fbce42c","hostname":"github.com","tags":["ARTICLE"]},{"url":"https://github.com/ruby/net-imap/commit/f79d35bf5833f186e81044c57c843eda30c873da","label":"github.com/ruby/net-imap/commit/f79d35bf5833f186e81044c57c843eda30c873da","hostname":"github.com","tags":["ARTICLE"]},{"url":"https://github.com/ruby/net-imap/releases/tag/v0.3.10","label":"github.com/ruby/net-imap/releases/tag/v0.3.10","hostname":"github.com","tags":["ARTICLE"]},{"url":"https://github.com/ruby/net-imap/security/advisories/GHSA-vcgp-9326-pqcp","label":"github.com/ruby/net-imap/security/advisories/GHSA-vcgp-9326-pqcp","hostname":"github.com","tags":["ARTICLE"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2468500","label":"bugzilla.redhat.com/show_bug.cgi?id=2468500","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-42256","label":"www.cve.org/CVERecord?id=CVE-2026-42256","hostname":"www.cve.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42256","label":"nvd.nist.gov/vuln/detail/CVE-2026-42256","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://github.com/ruby/net-imap/commit/158d0b505074397cdb5ceb58935e42dd2bcfa612","label":"github.com/ruby/net-imap/commit/158d0b505074397cdb5ceb58935e42dd2bcfa612","hostname":"github.com","tags":["ARTICLE"]},{"url":"https://github.com/ruby/net-imap/commit/808001bc45c06f7297a7e96d341279e041a7f7f4","label":"github.com/ruby/net-imap/commit/808001bc45c06f7297a7e96d341279e041a7f7f4","hostname":"github.com","tags":["ARTICLE"]},{"url":"https://github.com/ruby/net-imap/commit/99f59eab6064955a23debd95410263ad144df758","label":"github.com/ruby/net-imap/commit/99f59eab6064955a23debd95410263ad144df758","hostname":"github.com","tags":["ARTICLE"]},{"url":"https://github.com/ruby/net-imap/security/advisories/GHSA-87pf-fpwv-p7m7","label":"github.com/ruby/net-imap/security/advisories/GHSA-87pf-fpwv-p7m7","hostname":"github.com","tags":["ARTICLE"]}],"lineage":{"upstream":["CVE-2026-42245","CVE-2026-42246","CVE-2026-42256"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-07-01T10:19:49.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-10-06T10:31:23.350Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":30,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T06:00:01.656Z","stale":false,"partial":false}}