UnratedFix available
Fix of CVE: CVE-2021-42574, CVE-2018-20673
Type: advisorySources: OSV
- CVE-2021-42574: Developer environment: Unicode's bidirectional (BiDi) override characters can cause trojan source attacks (#2008391) - CVE-2018-20673: libiberty: Integer overflow in demangle_template() function (#1668394)
- Products
- cpp, gcc, gcc-c++, gcc-gdb-plugin, gcc-gfortran, gcc-offload-nvptx, gcc-plugin-devel, libasan, libasan-static, libatomic, libatomic-static, libgcc, libgfortran, libgfortran-static, libgomp, libgomp-offload-nvptx, libitm, libitm-devel, libitm-static, liblsan, liblsan-static, libquadmath, libquadmath-devel, libquadmath-static, libstdc++, libstdc++-devel, libstdc++-docs, libstdc++-static, libtsan, libtsan-static, libubsan, libubsan-static
- Affected versions
- Not specified
- Fixed versions
- 8.4.1-1.el8.4.tuxcare.els1
- CVEs
- CVE-2018-20673, CVE-2021-42574
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 13:56 UTC · Revision 1
Source evidence
Fix of CVE: CVE-2021-42574, CVE-2018-20673
core-osv · Original sourcePublished 28 Feb 2022, 15:04 UTC
- CVE-2021-42574: Developer environment: Unicode's bidirectional (BiDi) override characters can cause trojan source attacks (#2008391) - CVE-2018-20673: libiberty: Integer overflow in demangle_template() function (#1668394)
osv:CLSA-2022-1646060667
cpp
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
gcc
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
gcc-c++
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
gcc-gdb-plugin
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
gcc-gfortran
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
gcc-offload-nvptx
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
gcc-plugin-devel
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libasan
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libasan-static
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libatomic
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libatomic-static
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libgcc
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libgfortran
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libgfortran-static
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libgomp
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libgomp-offload-nvptx
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libitm
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libitm-devel
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libitm-static
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
liblsan
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
liblsan-static
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libquadmath
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libquadmath-devel
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libquadmath-static
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libstdc++
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libstdc++-devel
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libstdc++-docs
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libstdc++-static
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libtsan
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libtsan-static
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libubsan
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
libubsan-static
Fixed versions: 8.4.1-1.el8.4.tuxcare.els1
Complete source record
{
"id": "4d4eaf7f701b97997ac26583aa71101d53e3ef73ad5346f13d474e3ec376115d",
"url": "https://osv.dev/vulnerability/CLSA-2022-1646060667",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Fix of CVE: CVE-2021-42574, CVE-2018-20673",
"summary": "- CVE-2021-42574: Developer environment: Unicode's bidirectional (BiDi) override characters can cause trojan source attacks (#2008391) - CVE-2018-20673: libiberty: Integer overflow in demangle_template() function (#1668394)",
"evidence": "osv:CLSA-2022-1646060667",
"products": [
{
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"evidence": "/affected/0/ranges"
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{
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{
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{
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"evidence": "/affected/3/package/name"
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{
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"evidence": "/affected/4/ranges"
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"affected_versions": []
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{
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{
"name": {
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"evidence": "/affected/6/package/name"
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{
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"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libasan",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libasan-static",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/8/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libatomic",
"evidence": "/affected/9/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/9/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libatomic-static",
"evidence": "/affected/10/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/10/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libgcc",
"evidence": "/affected/11/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/11/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libgfortran",
"evidence": "/affected/12/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/12/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libgfortran-static",
"evidence": "/affected/13/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/13/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libgomp",
"evidence": "/affected/14/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/14/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libgomp-offload-nvptx",
"evidence": "/affected/15/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/15/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libitm",
"evidence": "/affected/16/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/16/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libitm-devel",
"evidence": "/affected/17/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/17/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libitm-static",
"evidence": "/affected/18/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/18/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "liblsan",
"evidence": "/affected/19/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/19/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "liblsan-static",
"evidence": "/affected/20/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/20/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libquadmath",
"evidence": "/affected/21/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/21/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libquadmath-devel",
"evidence": "/affected/22/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/22/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libquadmath-static",
"evidence": "/affected/23/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/23/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libstdc++",
"evidence": "/affected/24/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/24/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libstdc++-devel",
"evidence": "/affected/25/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/25/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libstdc++-docs",
"evidence": "/affected/26/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/26/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libstdc++-static",
"evidence": "/affected/27/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/27/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libtsan",
"evidence": "/affected/28/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/28/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libtsan-static",
"evidence": "/affected/29/package/name"
},
"prerequisites": [],
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}
],
"affected_versions": []
},
{
"name": {
"value": "libubsan",
"evidence": "/affected/30/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/30/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libubsan-static",
"evidence": "/affected/31/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8.4.1-1.el8.4.tuxcare.els1",
"evidence": "/affected/31/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CLSA-2022-1646060667",
"aliases": [
"CLSA-2022-1646060667"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
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{
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]
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],
"package": {
"name": "cpp",
"purl": "pkg:rpm/tuxcare/cpp?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
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}
},
{
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{
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}
],
"package": {
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"purl": "pkg:rpm/tuxcare/gcc?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1646060667.json"
}
},
{
"ranges": [
{
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},
{
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}
]
}
],
"package": {
"name": "gcc-c++",
"purl": "pkg:rpm/tuxcare/gcc-c++?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1646060667.json"
}
},
{
"ranges": [
{
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{
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}
]
}
],
"package": {
"name": "gcc-gdb-plugin",
"purl": "pkg:rpm/tuxcare/gcc-gdb-plugin?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1646060667.json"
}
},
{
"ranges": [
{
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{
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}
]
}
],
"package": {
"name": "gcc-gfortran",
"purl": "pkg:rpm/tuxcare/gcc-gfortran?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1646060667.json"
}
},
{
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{
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{
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{
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}
]
}
],
"package": {
"name": "gcc-offload-nvptx",
"purl": "pkg:rpm/tuxcare/gcc-offload-nvptx?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1646060667.json"
}
},
{
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{
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{
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},
{
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}
]
}
],
"package": {
"name": "gcc-plugin-devel",
"purl": "pkg:rpm/tuxcare/gcc-plugin-devel?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1646060667.json"
}
},
{
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{
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{
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{
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}
]
}
],
"package": {
"name": "libasan",
"purl": "pkg:rpm/tuxcare/libasan?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1646060667.json"
}
},
{
"ranges": [
{
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{
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},
{
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}
]
}
],
"package": {
"name": "libasan-static",
"purl": "pkg:rpm/tuxcare/libasan-static?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1646060667.json"
}
},
{
"ranges": [
{
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"events": [
{
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},
{
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}
]
}
],
"package": {
"name": "libatomic",
"purl": "pkg:rpm/tuxcare/libatomic?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1646060667.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "8.4.1-1.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "libatomic-static",
"purl": "pkg:rpm/tuxcare/libatomic-static?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1646060667.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "8.4.1-1.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "libgcc",
"purl": "pkg:rpm/tuxcare/libgcc?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1646060667.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "8.4.1-1.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "libgfortran",
"purl": "pkg:rpm/tuxcare/libgfortran?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
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],
"modified": "2026-10-21T10:48:05.084956130Z",
"provider": "osv",
"upstream": [
"CVE-2018-20673",
"CVE-2021-42574"
],
"references": [
"https://errata.cloudlinux.com/centos8.4-els/CLSA-2022-1646060667.html"
]
},
"related_cves": [
{
"value": "CVE-2018-20673",
"evidence": "/upstream"
},
{
"value": "CVE-2021-42574",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 392537,
"published_at": "2022-02-28T15:04:27+00:00"
}