UnratedFix available
glibc — security advisory
The getgrouplist function in GNU libc (glibc) 2.2.4 and earlier allows attackers to cause a denial of service (segmentation fault) and execute arbitrary code when a user is a member of a large number of groups, which can cause a buffer overflow.
- Products
- glibc
- Affected versions
- Not specified
- Fixed versions
- 2.2.5
- CVEs
- CVE-2003-0689
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 20:10 UTC · Revision 1
Source evidence
The getgrouplist function in GNU libc (glibc) 2.2.4 and earlier allows attackers to cause a denial of service (segmentation fault) and execute arbitrary code when a user is a member of a large number of groups, which can cause a buffer overflow.
osv:DEBIAN-CVE-2003-0689
glibc
Fixed versions: 2.2.5
glibc
Fixed versions: 2.2.5
glibc
Fixed versions: 2.2.5
Complete source record
{
"id": "baa9ca5de231b6956a06adeb928125aeffacf84a82db90e5c5e22820cecc20e6",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2003-0689",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2003-0689",
"summary": "The getgrouplist function in GNU libc (glibc) 2.2.4 and earlier allows attackers to cause a denial of service (segmentation fault) and execute arbitrary code when a user is a member of a large number of groups, which can cause a buffer overflow.",
"evidence": "osv:DEBIAN-CVE-2003-0689",
"products": [
{
"name": {
"value": "glibc",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.2.5",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "glibc",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/2/package/name"
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"fixed_versions": [
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}
],
"severity": "unknown",
"structured": {
"id": "DEBIAN-CVE-2003-0689",
"aliases": [
"DEBIAN-CVE-2003-0689"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
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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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},
"database_specific": {
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},
"ecosystem_specific": {
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}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.2.5"
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]
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],
"package": {
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"purl": "pkg:deb/debian/glibc?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2003-0689.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-22T23:47:21.029536537Z",
"provider": "osv",
"upstream": [
"CVE-2003-0689"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2003-0689"
]
},
"related_cves": [
{
"value": "CVE-2003-0689",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 410293,
"published_at": "2003-10-20T04:00:00+00:00"
}