UnratedFix available
glibc — security advisory
The wordexp function in GNU C Library (aka glibc) 2.21 does not enforce the WRDE_NOCMD flag, which allows context-dependent attackers to execute arbitrary commands, as demonstrated by input containing "$((`...`))".
- Products
- glibc
- Affected versions
- Not specified
- Fixed versions
- 2.19-14
- CVEs
- CVE-2014-7817
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 21:37 UTC · Revision 1
Source evidence
The wordexp function in GNU C Library (aka glibc) 2.21 does not enforce the WRDE_NOCMD flag, which allows context-dependent attackers to execute arbitrary commands, as demonstrated by input containing "$((`...`))".
osv:DEBIAN-CVE-2014-7817
glibc
Fixed versions: 2.19-14
glibc
Fixed versions: 2.19-14
glibc
Fixed versions: 2.19-14
Complete source record
{
"id": "05705df3e5814c674d087d692293c061c2040cb484790e198b668aa82632ddcc",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2014-7817",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2014-7817",
"summary": "The wordexp function in GNU C Library (aka glibc) 2.21 does not enforce the WRDE_NOCMD flag, which allows context-dependent attackers to execute arbitrary commands, as demonstrated by input containing \"$((`...`))\".",
"evidence": "osv:DEBIAN-CVE-2014-7817",
"products": [
{
"name": {
"value": "glibc",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
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"value": "2.19-14",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "glibc",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
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{
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}
],
"affected_versions": []
},
{
"name": {
"value": "glibc",
"evidence": "/affected/2/package/name"
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"prerequisites": [],
"fixed_versions": [
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}
],
"severity": "unknown",
"structured": {
"id": "DEBIAN-CVE-2014-7817",
"aliases": [
"DEBIAN-CVE-2014-7817"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
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{
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}
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],
"package": {
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"purl": "pkg:deb/debian/glibc?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
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},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
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"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2014-7817.json"
},
"ecosystem_specific": {
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}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
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{
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],
"package": {
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"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2014-7817.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-23T15:47:24.934160029Z",
"provider": "osv",
"upstream": [
"CVE-2014-7817"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2014-7817"
]
},
"related_cves": [
{
"value": "CVE-2014-7817",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 413816,
"published_at": "2014-11-24T15:59:01.637+00:00"
}