CriticalFix available
libpano13 — security advisory
Format string vulnerability in panoFileOutputNamesCreate() in libpano13 2.9.20~rc2+dfsg-3 and earlier can lead to read and write arbitrary memory values.
- Products
- libpano13
- Affected versions
- Not specified
- Fixed versions
- 2.9.20~rc3+dfsg-1
- CVEs
- CVE-2021-20307
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 00:19 UTC · Revision 1
Source evidence
Format string vulnerability in panoFileOutputNamesCreate() in libpano13 2.9.20~rc2+dfsg-3 and earlier can lead to read and write arbitrary memory values.
osv:DEBIAN-CVE-2021-20307
libpano13
Fixed versions: 2.9.20~rc3+dfsg-1
libpano13
Fixed versions: 2.9.20~rc3+dfsg-1
libpano13
Fixed versions: 2.9.20~rc3+dfsg-1
Complete source record
{
"id": "79902fa3a866b03576b44065e9a6cdfa16de1d03b79e124bcbf9c99b5b754c66",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2021-20307",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2021-20307",
"summary": "Format string vulnerability in panoFileOutputNamesCreate() in libpano13 2.9.20~rc2+dfsg-3 and earlier can lead to read and write arbitrary memory values.",
"evidence": "osv:DEBIAN-CVE-2021-20307",
"products": [
{
"name": {
"value": "libpano13",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.9.20~rc3+dfsg-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libpano13",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.9.20~rc3+dfsg-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libpano13",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
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{
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"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "critical",
"structured": {
"id": "DEBIAN-CVE-2021-20307",
"aliases": [
"DEBIAN-CVE-2021-20307"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
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},
{
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}
]
}
],
"package": {
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"purl": "pkg:deb/debian/libpano13?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-20307.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.9.20~rc3+dfsg-1"
}
]
}
],
"package": {
"name": "libpano13",
"purl": "pkg:deb/debian/libpano13?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-20307.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.9.20~rc3+dfsg-1"
}
]
}
],
"package": {
"name": "libpano13",
"purl": "pkg:deb/debian/libpano13?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-20307.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-23T18:03:10.684726008Z",
"provider": "osv",
"upstream": [
"CVE-2021-20307"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2021-20307"
]
},
"related_cves": [
{
"value": "CVE-2021-20307",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 420702,
"published_at": "2021-04-05T22:15:12.883+00:00"
}