HighFix available
Red Hat Security Advisory: ruby security update
Type: advisorySources: OSV
- Products
- ruby, ruby-bundled-gems, ruby-bundled-gems-debuginfo, ruby-debuginfo, ruby-debugsource, ruby-default-gems, ruby-devel, ruby-doc, ruby-libs, ruby-libs-debuginfo, rubygem-bigdecimal, rubygem-bigdecimal-debuginfo, rubygem-bundler, rubygem-io-console, rubygem-io-console-debuginfo, rubygem-irb, rubygem-json, rubygem-json-debuginfo, rubygem-minitest, rubygem-power_assert, rubygem-psych, rubygem-psych-debuginfo, rubygem-racc, rubygem-racc-debuginfo, rubygem-rake, rubygem-rbs, rubygem-rbs-debuginfo, rubygem-rdoc, rubygem-rexml, rubygem-rss, rubygem-test-unit, rubygem-typeprof, rubygems, rubygems-devel
- Affected versions
- Not specified
- Fixed versions
- 0:0.21.9-11.el10_0.3, 0:0.3.1-11.el10_0.3, 0:0.7.1-11.el10_0.3, 0:1.13.1-11.el10_0.3, 0:1.7.3-11.el10_0.3, 0:13.1.0-11.el10_0.3, 0:2.0.3-11.el10_0.3, 0:2.5.22-11.el10_0.3, 0:2.7.2-11.el10_0.3, 0:3.1.5-11.el10_0.3, 0:3.3.12-11.el10_0.3, 0:3.4.0-11.el10_0.3, 0:3.4.4-11.el10_0.3, 0:3.5.22-11.el10_0.3, 0:3.6.1-11.el10_0.3, 0:5.1.2-11.el10_0.3, 0:5.20.0-11.el10_0.3, 0:6.6.3.1-11.el10_0.3
- CVEs
- CVE-2026-47242
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:14 UTC · Revision 1
Source evidence
Red Hat Security Advisory: ruby security update
core-osv · Original sourcePublished 27 Aug 2026, 10:14 UTC
Red Hat Security Advisory: ruby security update
osv:RHSA-2026:54391
ruby
Fixed versions: 0:3.3.12-11.el10_0.3
ruby-bundled-gems
Fixed versions: 0:3.3.12-11.el10_0.3
ruby-bundled-gems-debuginfo
Fixed versions: 0:3.3.12-11.el10_0.3
ruby-debuginfo
Fixed versions: 0:3.3.12-11.el10_0.3
ruby-debugsource
Fixed versions: 0:3.3.12-11.el10_0.3
ruby-default-gems
Fixed versions: 0:3.3.12-11.el10_0.3
ruby-devel
Fixed versions: 0:3.3.12-11.el10_0.3
ruby-libs
Fixed versions: 0:3.3.12-11.el10_0.3
ruby-libs-debuginfo
Fixed versions: 0:3.3.12-11.el10_0.3
rubygem-bigdecimal
Fixed versions: 0:3.1.5-11.el10_0.3
rubygem-bigdecimal-debuginfo
Fixed versions: 0:3.1.5-11.el10_0.3
rubygem-bundler
Fixed versions: 0:2.5.22-11.el10_0.3
rubygem-io-console
Fixed versions: 0:0.7.1-11.el10_0.3
rubygem-io-console-debuginfo
Fixed versions: 0:0.7.1-11.el10_0.3
rubygem-irb
Fixed versions: 0:1.13.1-11.el10_0.3
rubygem-json
Fixed versions: 0:2.7.2-11.el10_0.3
rubygem-json-debuginfo
Fixed versions: 0:2.7.2-11.el10_0.3
rubygem-minitest
Fixed versions: 0:5.20.0-11.el10_0.3
rubygem-power_assert
Fixed versions: 0:2.0.3-11.el10_0.3
rubygem-psych
Fixed versions: 0:5.1.2-11.el10_0.3
rubygem-psych-debuginfo
Fixed versions: 0:5.1.2-11.el10_0.3
rubygem-racc
Fixed versions: 0:1.7.3-11.el10_0.3
rubygem-racc-debuginfo
Fixed versions: 0:1.7.3-11.el10_0.3
rubygem-rake
Fixed versions: 0:13.1.0-11.el10_0.3
rubygem-rbs
Fixed versions: 0:3.4.0-11.el10_0.3
rubygem-rbs-debuginfo
Fixed versions: 0:3.4.0-11.el10_0.3
rubygem-rdoc
Fixed versions: 0:6.6.3.1-11.el10_0.3
rubygem-rexml
Fixed versions: 0:3.4.4-11.el10_0.3
rubygem-rss
Fixed versions: 0:0.3.1-11.el10_0.3
rubygem-test-unit
Fixed versions: 0:3.6.1-11.el10_0.3
rubygem-typeprof
Fixed versions: 0:0.21.9-11.el10_0.3
rubygems
Fixed versions: 0:3.5.22-11.el10_0.3
rubygems-devel
Fixed versions: 0:3.5.22-11.el10_0.3
ruby-doc
Fixed versions: 0:3.3.12-11.el10_0.3
Complete source record
{
"id": "0b2ea00ef4f9a5be40f97875b4e1be97f66a0203ef6cb86d9809c018b4a17103",
"url": "https://osv.dev/vulnerability/RHSA-2026%3A54391",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Red Hat Security Advisory: ruby security update",
"summary": "Red Hat Security Advisory: ruby security update",
"evidence": "osv:RHSA-2026:54391",
"products": [
{
"name": {
"value": "ruby",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.3.12-11.el10_0.3",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "ruby-bundled-gems",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.3.12-11.el10_0.3",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "ruby-bundled-gems-debuginfo",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.3.12-11.el10_0.3",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "ruby-debuginfo",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.3.12-11.el10_0.3",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "ruby-debugsource",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.3.12-11.el10_0.3",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "ruby-default-gems",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.3.12-11.el10_0.3",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "ruby-devel",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.3.12-11.el10_0.3",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "ruby-libs",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.3.12-11.el10_0.3",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "ruby-libs-debuginfo",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.3.12-11.el10_0.3",
"evidence": "/affected/8/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-bigdecimal",
"evidence": "/affected/9/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.1.5-11.el10_0.3",
"evidence": "/affected/9/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-bigdecimal-debuginfo",
"evidence": "/affected/10/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.1.5-11.el10_0.3",
"evidence": "/affected/10/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-bundler",
"evidence": "/affected/11/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.5.22-11.el10_0.3",
"evidence": "/affected/11/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-io-console",
"evidence": "/affected/12/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:0.7.1-11.el10_0.3",
"evidence": "/affected/12/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-io-console-debuginfo",
"evidence": "/affected/13/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:0.7.1-11.el10_0.3",
"evidence": "/affected/13/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-irb",
"evidence": "/affected/14/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.13.1-11.el10_0.3",
"evidence": "/affected/14/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-json",
"evidence": "/affected/15/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.7.2-11.el10_0.3",
"evidence": "/affected/15/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-json-debuginfo",
"evidence": "/affected/16/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.7.2-11.el10_0.3",
"evidence": "/affected/16/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-minitest",
"evidence": "/affected/17/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:5.20.0-11.el10_0.3",
"evidence": "/affected/17/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-power_assert",
"evidence": "/affected/18/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.0.3-11.el10_0.3",
"evidence": "/affected/18/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-psych",
"evidence": "/affected/19/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:5.1.2-11.el10_0.3",
"evidence": "/affected/19/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-psych-debuginfo",
"evidence": "/affected/20/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:5.1.2-11.el10_0.3",
"evidence": "/affected/20/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-racc",
"evidence": "/affected/21/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.7.3-11.el10_0.3",
"evidence": "/affected/21/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-racc-debuginfo",
"evidence": "/affected/22/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.7.3-11.el10_0.3",
"evidence": "/affected/22/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-rake",
"evidence": "/affected/23/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:13.1.0-11.el10_0.3",
"evidence": "/affected/23/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-rbs",
"evidence": "/affected/24/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.4.0-11.el10_0.3",
"evidence": "/affected/24/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-rbs-debuginfo",
"evidence": "/affected/25/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.4.0-11.el10_0.3",
"evidence": "/affected/25/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-rdoc",
"evidence": "/affected/26/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:6.6.3.1-11.el10_0.3",
"evidence": "/affected/26/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-rexml",
"evidence": "/affected/27/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.4.4-11.el10_0.3",
"evidence": "/affected/27/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-rss",
"evidence": "/affected/28/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:0.3.1-11.el10_0.3",
"evidence": "/affected/28/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-test-unit",
"evidence": "/affected/29/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.6.1-11.el10_0.3",
"evidence": "/affected/29/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rubygem-typeprof",
"evidence": "/affected/30/package/name"
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"prerequisites": [],
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{
"value": "0:0.21.9-11.el10_0.3",
"evidence": "/affected/30/ranges"
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],
"affected_versions": []
},
{
"name": {
"value": "rubygems",
"evidence": "/affected/31/package/name"
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"prerequisites": [],
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{
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"evidence": "/affected/31/ranges"
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],
"affected_versions": []
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{
"name": {
"value": "rubygems-devel",
"evidence": "/affected/32/package/name"
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"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.5.22-11.el10_0.3",
"evidence": "/affected/32/ranges"
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],
"affected_versions": []
},
{
"name": {
"value": "ruby-doc",
"evidence": "/affected/33/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.3.12-11.el10_0.3",
"evidence": "/affected/33/ranges"
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],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "RHSA-2026:54391",
"aliases": [
"RHSA-2026:54391"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
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{
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}
]
}
],
"package": {
"name": "ruby",
"purl": "pkg:rpm/redhat/ruby",
"ecosystem": "Red Hat:enterprise_linux_eus:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:54391.json"
}
},
{
"ranges": [
{
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],
"package": {
"name": "ruby-bundled-gems",
"purl": "pkg:rpm/redhat/ruby-bundled-gems",
"ecosystem": "Red Hat:enterprise_linux_eus:10.0"
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"database_specific": {
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{
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"package": {
"name": "ruby-bundled-gems-debuginfo",
"purl": "pkg:rpm/redhat/ruby-bundled-gems-debuginfo",
"ecosystem": "Red Hat:enterprise_linux_eus:10.0"
},
"database_specific": {
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{
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],
"package": {
"name": "ruby-debuginfo",
"purl": "pkg:rpm/redhat/ruby-debuginfo",
"ecosystem": "Red Hat:enterprise_linux_eus:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:54391.json"
}
},
{
"ranges": [
{
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{
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}
]
}
],
"package": {
"name": "ruby-debugsource",
"purl": "pkg:rpm/redhat/ruby-debugsource",
"ecosystem": "Red Hat:enterprise_linux_eus:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:54391.json"
}
},
{
"ranges": [
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],
"package": {
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"purl": "pkg:rpm/redhat/ruby-default-gems",
"ecosystem": "Red Hat:enterprise_linux_eus:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:54391.json"
}
},
{
"ranges": [
{
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"events": [
{
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},
{
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}
]
}
],
"package": {
"name": "ruby-devel",
"purl": "pkg:rpm/redhat/ruby-devel",
"ecosystem": "Red Hat:enterprise_linux_eus:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:54391.json"
}
},
{
"ranges": [
{
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{
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{
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]
}
],
"package": {
"name": "ruby-libs",
"purl": "pkg:rpm/redhat/ruby-libs",
"ecosystem": "Red Hat:enterprise_linux_eus:10.0"
},
"database_specific": {
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},
{
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]
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],
"package": {
"name": "ruby-libs-debuginfo",
"purl": "pkg:rpm/redhat/ruby-libs-debuginfo",
"ecosystem": "Red Hat:enterprise_linux_eus:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:54391.json"
}
},
{
"ranges": [
{
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{
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{
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}
]
}
],
"package": {
"name": "rubygem-bigdecimal",
"purl": "pkg:rpm/redhat/rubygem-bigdecimal",
"ecosystem": "Red Hat:enterprise_linux_eus:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:54391.json"
}
},
{
"ranges": [
{
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{
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],
"package": {
"name": "rubygem-bigdecimal-debuginfo",
"purl": "pkg:rpm/redhat/rubygem-bigdecimal-debuginfo",
"ecosystem": "Red Hat:enterprise_linux_eus:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:54391.json"
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},
{
"ranges": [
{
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]
}
],
"package": {
"name": "rubygem-bundler",
"purl": "pkg:rpm/redhat/rubygem-bundler",
"ecosystem": "Red Hat:enterprise_linux_eus:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:54391.json"
}
},
{
"ranges": [
{
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"events": [
{
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},
{
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}
]
}
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"https://access.redhat.com/security/updates/classification/#important",
"https://bugzilla.redhat.com/show_bug.cgi?id=2491522",
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"https://www.cve.org/CVERecord?id=CVE-2026-47242",
"https://nvd.nist.gov/vuln/detail/CVE-2026-47242",
"https://github.com/ruby/net-imap/security/advisories/GHSA-46q3-7gv7-qmgg"
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