MediumFix available
libpod — security advisory
A Time-of-check Time-of-use (TOCTOU) flaw was found in podman. This issue may allow a malicious user to replace a normal file in a volume with a symlink while exporting the volume, allowing for access to arbitrary files on the host file system.
- Products
- libpod
- Affected versions
- Not specified
- Fixed versions
- 4.3.1+ds1-7
- CVEs
- CVE-2023-0778
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 15:39 UTC · Revision 1
Source evidence
A Time-of-check Time-of-use (TOCTOU) flaw was found in podman. This issue may allow a malicious user to replace a normal file in a volume with a symlink while exporting the volume, allowing for access to arbitrary files on the host file system.
osv:DEBIAN-CVE-2023-0778
libpod
Fixed versions: 4.3.1+ds1-7
Complete source record
{
"id": "dea6b79b5d6204ae9e27ef7f1d88cd98e28817cc34e76aa22a5f95b516a4d837",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2023-0778",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2023-0778",
"summary": "A Time-of-check Time-of-use (TOCTOU) flaw was found in podman. This issue may allow a malicious user to replace a normal file in a volume with a symlink while exporting the volume, allowing for access to arbitrary files on the host file system.",
"evidence": "osv:DEBIAN-CVE-2023-0778",
"products": [
{
"name": {
"value": "libpod",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.3.1+ds1-7",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2023-0778",
"aliases": [
"DEBIAN-CVE-2023-0778"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.3.1+ds1-7"
}
]
}
],
"package": {
"name": "libpod",
"purl": "pkg:deb/debian/libpod?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-0778.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-26T18:01:19.373533175Z",
"provider": "osv",
"upstream": [
"CVE-2023-0778"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2023-0778"
]
},
"related_cves": [
{
"value": "CVE-2023-0778",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 455449,
"published_at": "2023-03-27T21:15:10.24+00:00"
}