thunderbird — security advisory
The JavaScript engine in Mozilla Firefox and Thunderbird 1.x before 1.5 and 1.0.x before 1.0.8, Mozilla Suite before 1.7.13, and SeaMonkey before 1.0 does not properly handle temporary variables that are not garbage collected, which might allow remote attackers to trigger operations on freed memory and cause memory corruption.
- Products
- thunderbird
- Affected versions
- Not specified
- Fixed versions
- 1.5.0.2-1
- CVEs
- CVE-2006-1742
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 20:13 UTC · Revision 1
Source evidence
The JavaScript engine in Mozilla Firefox and Thunderbird 1.x before 1.5 and 1.0.x before 1.0.8, Mozilla Suite before 1.7.13, and SeaMonkey before 1.0 does not properly handle temporary variables that are not garbage collected, which might allow remote attackers to trigger operations on freed memory and cause memory corruption.
osv:DEBIAN-CVE-2006-1742
thunderbird
Fixed versions: 1.5.0.2-1
thunderbird
Fixed versions: 1.5.0.2-1
thunderbird
Fixed versions: 1.5.0.2-1
Complete source record
{
"id": "2ec4f27c37cce10e1411cb79aaf13a9e2e0326ddfd2c20312a5f709a8b7919c7",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2006-1742",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2006-1742",
"summary": "The JavaScript engine in Mozilla Firefox and Thunderbird 1.x before 1.5 and 1.0.x before 1.0.8, Mozilla Suite before 1.7.13, and SeaMonkey before 1.0 does not properly handle temporary variables that are not garbage collected, which might allow remote attackers to trigger operations on freed memory and cause memory corruption.",
"evidence": "osv:DEBIAN-CVE-2006-1742",
"products": [
{
"name": {
"value": "thunderbird",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.5.0.2-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "thunderbird",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.5.0.2-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "thunderbird",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.5.0.2-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "DEBIAN-CVE-2006-1742",
"aliases": [
"DEBIAN-CVE-2006-1742"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.5.0.2-1"
}
]
}
],
"package": {
"name": "thunderbird",
"purl": "pkg:deb/debian/thunderbird?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2006-1742.json"
},
"ecosystem_specific": {
"urgency": "low"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.5.0.2-1"
}
]
}
],
"package": {
"name": "thunderbird",
"purl": "pkg:deb/debian/thunderbird?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2006-1742.json"
},
"ecosystem_specific": {
"urgency": "low"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.5.0.2-1"
}
]
}
],
"package": {
"name": "thunderbird",
"purl": "pkg:deb/debian/thunderbird?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2006-1742.json"
},
"ecosystem_specific": {
"urgency": "low"
}
}
],
"modified": "2026-10-22T23:47:25.538982259Z",
"provider": "osv",
"upstream": [
"CVE-2006-1742"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2006-1742"
]
},
"related_cves": [
{
"value": "CVE-2006-1742",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 410493,
"published_at": "2006-04-14T10:02:00+00:00"
}