High
Security advisory
flattenSubquery in select.c in SQLite 3.30.1 mishandles certain uses of SELECT DISTINCT involving a LEFT JOIN in which the right-hand side is a view. This can cause a NULL pointer dereference (or incorrect results).
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2019-19923
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 12:35 UTC · Revision 1
Source evidence
flattenSubquery in select.c in SQLite 3.30.1 mishandles certain uses of SELECT DISTINCT involving a LEFT JOIN in which the right-hand side is a view. This can cause a NULL pointer dereference (or incorrect results).
osv:CVE-2019-19923
Complete source record
{
"id": "b39221955510aa52c75e42459734ef0991df1ca1a5f6fabbdfc2cb27a6890ebe",
"url": "https://osv.dev/vulnerability/CVE-2019-19923",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2019-19923",
"summary": "flattenSubquery in select.c in SQLite 3.30.1 mishandles certain uses of SELECT DISTINCT involving a LEFT JOIN in which the right-hand side is a view. This can cause a NULL pointer dereference (or incorrect results).",
"evidence": "osv:CVE-2019-19923",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2019-19923",
"aliases": [
"CVE-2019-19923"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/sqlite/sqlite",
"type": "GIT",
"events": [
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},
{
"last_affected": "25e9591209453dc0904f8f0f1c4d5090c836e19b"
},
{
"fixed": "396afe6f6aa90a31303c183e11b2b2d4b7956b35"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:sqlite:sqlite:3.30.1:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.30.1"
},
{
"last_affected": "3.30.1"
}
],
"source": "CPE_STRING"
},
{
"range": [
{
"fixed": "396afe6f6aa90a31303c183e11b2b2d4b7956b35"
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],
"source": "REFERENCES_COMMIT"
}
]
}
}
],
"versions": [
"3.30.1",
"version-3.30.1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-19923.json",
"vanir_signatures": [
{
"id": "CVE-2019-19923-134f638b",
"digest": {
"length": 5590,
"function_hash": "330814732743507439986540557302774929713"
},
"source": "https://github.com/sqlite/sqlite/commit/396afe6f6aa90a31303c183e11b2b2d4b7956b35",
"target": {
"file": "src/select.c",
"function": "flattenSubquery"
},
"deprecated": false,
"signature_type": "Function",
"signature_version": "v1"
},
{
"id": "CVE-2019-19923-5fb5e80f",
"digest": {
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"line_hashes": [
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"158745051547251140066162530979138522345",
"183413588476470140403235573409063477251",
"275703712529451719009097609695050452259"
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},
"source": "https://github.com/sqlite/sqlite/commit/396afe6f6aa90a31303c183e11b2b2d4b7956b35",
"target": {
"file": "src/select.c"
},
"deprecated": false,
"signature_type": "Line",
"signature_version": "v1"
}
],
"vanir_signatures_modified": "2026-10-20T13:56:50Z"
}
}
],
"modified": "2026-10-20T13:56:50.692728907Z",
"provider": "osv",
"references": [
"https://cert-portal.siemens.com/productcert/html/ssa-389290.html",
"https://cert-portal.siemens.com/productcert/html/ssa-398330.html",
"https://usn.ubuntu.com/4298-1/",
"https://access.redhat.com/errata/RHSA-2020:0514",
"https://security.netapp.com/advisory/ntap-20200114-0003/",
"https://www.debian.org/security/2020/dsa-4638",
"https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf",
"https://github.com/sqlite/sqlite/commit/396afe6f6aa90a31303c183e11b2b2d4b7956b35",
"https://www.oracle.com/security-alerts/cpuapr2020.html"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:oracle:mysql_workbench:*:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:mysql_workbench",
"extracted_events": [
{
"range": [
{
"last_affected": "8.0.19"
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"source": "CPE_RANGE"
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},
{
"cpes": [
"cpe:2.3:a:siemens:sinec_infrastructure_network_services:*:*:*:*:*:*:*:*"
],
"vendor_product": "siemens:sinec_infrastructure_network_services",
"extracted_events": [
{
"range": [
{
"fixed": "1.0.1.1"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
"introduced": "9.0"
},
{
"last_affected": "9.0"
},
{
"introduced": "10.0"
},
{
"last_affected": "10.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:*"
],
"vendor_product": "opensuse:backports_sle",
"extracted_events": [
{
"range": [
{
"introduced": "15.0-sp1"
},
{
"last_affected": "15.0-sp1"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*"
],
"vendor_product": "opensuse:leap",
"extracted_events": [
{
"range": [
{
"introduced": "15.1"
},
{
"last_affected": "15.1"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_desktop",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_workstation",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2019-19923",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 388431,
"published_at": "2019-12-24T16:15:11.26+00:00"
}