UnratedFix available
claws-mail — security advisory
The strchr function in procmime.c in Claws Mail (aka claws-mail) 3.8.1 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted email.
- Products
- claws-mail
- Affected versions
- Not specified
- Fixed versions
- 3.8.1-2
- CVEs
- CVE-2012-4507
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 22:43 UTC · Revision 1
Source evidence
The strchr function in procmime.c in Claws Mail (aka claws-mail) 3.8.1 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted email.
osv:DEBIAN-CVE-2012-4507
claws-mail
Fixed versions: 3.8.1-2
claws-mail
Fixed versions: 3.8.1-2
claws-mail
Fixed versions: 3.8.1-2
Complete source record
{
"id": "43dd1a76f8cd947cf7c975f95308fee2cac01a204ce6289a2cfa52c480aa73d1",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2012-4507",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2012-4507",
"summary": "The strchr function in procmime.c in Claws Mail (aka claws-mail) 3.8.1 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted email.",
"evidence": "osv:DEBIAN-CVE-2012-4507",
"products": [
{
"name": {
"value": "claws-mail",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "3.8.1-2",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "claws-mail",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "3.8.1-2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "claws-mail",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "3.8.1-2",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "DEBIAN-CVE-2012-4507",
"aliases": [
"DEBIAN-CVE-2012-4507"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.8.1-2"
}
]
}
],
"package": {
"name": "claws-mail",
"purl": "pkg:deb/debian/claws-mail?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2012-4507.json"
},
"ecosystem_specific": {
"urgency": "low"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.8.1-2"
}
]
}
],
"package": {
"name": "claws-mail",
"purl": "pkg:deb/debian/claws-mail?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2012-4507.json"
},
"ecosystem_specific": {
"urgency": "low"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.8.1-2"
}
]
}
],
"package": {
"name": "claws-mail",
"purl": "pkg:deb/debian/claws-mail?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2012-4507.json"
},
"ecosystem_specific": {
"urgency": "low"
}
}
],
"modified": "2026-10-23T17:47:28.944483922Z",
"provider": "osv",
"upstream": [
"CVE-2012-4507"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2012-4507"
]
},
"related_cves": [
{
"value": "CVE-2012-4507",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 417165,
"published_at": "2012-10-22T23:55:07.71+00:00"
}