Critical
Security advisory
An issue was discovered in Qt before 5.11.3. QBmpHandler has a buffer overflow via BMP data.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2018-19873
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 05:16 UTC · Revision 1
Source evidence
An issue was discovered in Qt before 5.11.3. QBmpHandler has a buffer overflow via BMP data.
osv:CVE-2018-19873
Complete source record
{
"id": "f65d28b1843bcee06ae30dfd56c98ee408307052158a33452ce82d301c223fe5",
"url": "https://osv.dev/vulnerability/CVE-2018-19873",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2018-19873",
"summary": "An issue was discovered in Qt before 5.11.3. QBmpHandler has a buffer overflow via BMP data.",
"evidence": "osv:CVE-2018-19873",
"products": [],
"severity": "critical",
"structured": {
"id": "CVE-2018-19873",
"aliases": [
"CVE-2018-19873"
],
"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": [
{
"repo": "https://github.com/qt/qt5",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "57d4fc9ceb05b39b7a832ddc1d8d4fcc1321f859"
},
{
"introduced": "1d5ed0cde07131377ec7ee6937fff21e4c69ab69"
},
{
"last_affected": "ee19f88fe0d1cc1ac28414c691fb5896d98ee242"
},
{
"introduced": "adcdf7b49f52e745009ff7e37e07c2d831ad82dc"
},
{
"fixed": "1deea3debce6bfd0fd45545b3a8e1de80380a9a5"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "5.5.1"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "5.7.0"
},
{
"last_affected": "5.8.0"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "5.10.0"
},
{
"fixed": "5.11.3"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v5.11.0-beta4",
"v5.11.0-beta3",
"v5.11.0-beta2",
"v5.11.0-beta1",
"v5.11.0-alpha1",
"v5.8.0",
"v5.8.0-rc1",
"v5.8.0-beta1",
"v5.8.0-alpha1",
"v5.5.1",
"v5.5.0-beta1",
"v5.5.0-alpha1",
"v5.0.0-beta1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-19873.json"
}
},
{
"ranges": [
{
"repo": "https://github.com/qt/qtbase",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "6542161d5c698d461a11f0e5ca6cc2a00d33a824"
},
{
"introduced": "6c1e352803a6efbd8b14e5296434e22165b65084"
},
{
"last_affected": "49dc9aa409d727824f26b246054a22b5a7dd5980"
},
{
"introduced": "50117d738af526cbfbd5afa50b9a501acb0fb9ce"
},
{
"fixed": "08de243eaa007597c2bfbc97d3d14e2f821ac4be"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "5.5.1"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "5.7.0"
},
{
"last_affected": "5.8.0"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "5.10.0"
},
{
"fixed": "5.11.3"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v5.11.0-beta4",
"v5.11.0-beta3",
"v5.11.0-beta2",
"v5.11.0-beta1",
"v5.11.0-alpha1",
"v5.8.0",
"v5.8.0-rc1",
"v5.8.0-beta1",
"v5.8.0-alpha1",
"v5.5.1",
"v5.5.0-beta1",
"v5.5.0-alpha1",
"v5.0.0-beta2",
"v5.0.0-beta1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-19873.json"
}
}
],
"modified": "2026-10-24T10:30:26.361577674Z",
"provider": "osv",
"references": [
"https://access.redhat.com/errata/RHSA-2019:2135",
"https://access.redhat.com/errata/RHSA-2019:3390",
"https://blog.qt.io/blog/2018/12/04/qt-5-11-3-released-important-security-updates/",
"https://lists.debian.org/debian-lts-announce/2019/01/msg00004.html",
"https://lists.debian.org/debian-lts-announce/2019/05/msg00014.html",
"https://lists.debian.org/debian-lts-announce/2020/09/msg00023.html",
"https://usn.ubuntu.com/4003-1/",
"https://www.debian.org/security/2019/dsa-4374",
"https://codereview.qt-project.org/#/c/238749/"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:esm:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*"
],
"vendor_product": "canonical:ubuntu_linux",
"extracted_events": [
{
"range": [
{
"introduced": "16.04"
},
{
"last_affected": "16.04"
},
{
"introduced": "18.04"
},
{
"last_affected": "18.04"
},
{
"introduced": "18.10"
},
{
"last_affected": "18.10"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
"introduced": "8.0"
},
{
"last_affected": "8.0"
},
{
"introduced": "9.0"
},
{
"last_affected": "9.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:opensuse:backports:sle-15:sp1:*:*:*:*:*:*",
"cpe:2.3:o:opensuse:backports:sle-15:sp2:*:*:*:*:*:*"
],
"vendor_product": "opensuse:backports",
"extracted_events": [
{
"range": [
{
"introduced": "sle-15-sp1"
},
{
"last_affected": "sle-15-sp1"
},
{
"introduced": "sle-15-sp2"
},
{
"last_affected": "sle-15-sp2"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*",
"cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*",
"cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*"
],
"vendor_product": "opensuse:leap",
"extracted_events": [
{
"range": [
{
"introduced": "15.1"
},
{
"last_affected": "15.1"
},
{
"introduced": "15.2"
},
{
"last_affected": "15.2"
},
{
"introduced": "42.3"
},
{
"last_affected": "42.3"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2018-19873",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 431600,
"published_at": "2018-12-26T21:29:02.48+00:00"
}