redis — security advisory
Redis is an open source, in-memory database that persists on disk. Authenticated users can use the `HINCRBYFLOAT` command to create an invalid hash field that will crash Redis on access in affected versions. This issue has been addressed in in versions 7.0.11, 6.2.12, and 6.0.19. Users are advised to upgrade. There are no known workarounds for this issue.
- Products
- redis
- Affected versions
- Not specified
- Fixed versions
- 5:7.0.11-1
- CVEs
- CVE-2023-28856
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 15:32 UTC · Revision 1
Source evidence
Redis is an open source, in-memory database that persists on disk. Authenticated users can use the `HINCRBYFLOAT` command to create an invalid hash field that will crash Redis on access in affected versions. This issue has been addressed in in versions 7.0.11, 6.2.12, and 6.0.19. Users are advised to upgrade. There are no known workarounds for this issue.
osv:DEBIAN-CVE-2023-28856
redis
Fixed versions: 5:7.0.11-1
redis
Fixed versions: 5:7.0.11-1
redis
Fixed versions: 5:7.0.11-1
Complete source record
{
"id": "332bb18164f3cd62b4138666a946b797c3b1842b375a55ce5285c6f128f46632",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2023-28856",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2023-28856",
"summary": "Redis is an open source, in-memory database that persists on disk. Authenticated users can use the `HINCRBYFLOAT` command to create an invalid hash field that will crash Redis on access in affected versions. This issue has been addressed in in versions 7.0.11, 6.2.12, and 6.0.19. Users are advised to upgrade. There are no known workarounds for this issue.",
"evidence": "osv:DEBIAN-CVE-2023-28856",
"products": [
{
"name": {
"value": "redis",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5:7.0.11-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "redis",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5:7.0.11-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "redis",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5:7.0.11-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2023-28856",
"aliases": [
"DEBIAN-CVE-2023-28856"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5:7.0.11-1"
}
]
}
],
"package": {
"name": "redis",
"purl": "pkg:deb/debian/redis?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-28856.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5:7.0.11-1"
}
]
}
],
"package": {
"name": "redis",
"purl": "pkg:deb/debian/redis?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-28856.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5:7.0.11-1"
}
]
}
],
"package": {
"name": "redis",
"purl": "pkg:deb/debian/redis?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-28856.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-26T18:01:03.135258828Z",
"provider": "osv",
"upstream": [
"CVE-2023-28856"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2023-28856"
]
},
"related_cves": [
{
"value": "CVE-2023-28856",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 455305,
"published_at": "2023-04-18T21:15:09.313+00:00"
}