Medium
Security advisory
In OpenJPEG 2.3.1, there is excessive iteration in the opj_t1_encode_cblks function of openjp2/t1.c. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file. This issue is similar to CVE-2018-6616.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2019-12973
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 12:28 UTC · Revision 1
Source evidence
In OpenJPEG 2.3.1, there is excessive iteration in the opj_t1_encode_cblks function of openjp2/t1.c. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file. This issue is similar to CVE-2018-6616.
osv:CVE-2019-12973
Complete source record
{
"id": "3aa49445341416759be1615adbe306e86c0c871a78d47678cad043c42eae9c06",
"url": "https://osv.dev/vulnerability/CVE-2019-12973",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2019-12973",
"summary": "In OpenJPEG 2.3.1, there is excessive iteration in the opj_t1_encode_cblks function of openjp2/t1.c. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file. This issue is similar to CVE-2018-6616.",
"evidence": "osv:CVE-2019-12973",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2019-12973",
"aliases": [
"CVE-2019-12973"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/uclouvain/openjpeg",
"type": "GIT",
"events": [
{
"introduced": "57096325457f96d8cd07bd3af04fe81d7a2ba788"
},
{
"last_affected": "57096325457f96d8cd07bd3af04fe81d7a2ba788"
},
{
"fixed": "8ee335227bbcaf1614124046aa25e53d67b11ec3"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:uclouvain:openjpeg:2.3.1:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.3.1"
},
{
"last_affected": "2.3.1"
}
],
"source": "CPE_STRING"
},
{
"range": [
{
"fixed": "8ee335227bbcaf1614124046aa25e53d67b11ec3"
}
],
"source": "REFERENCES_COMMIT"
}
]
}
}
],
"versions": [
"2.3.1",
"v2.3.1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-12973.json",
"vanir_signatures": [
{
"id": "CVE-2019-12973-35e0ec8a",
"digest": {
"length": 1399,
"function_hash": "81929091039132960155780805690430238765"
},
"source": "https://github.com/uclouvain/openjpeg/commit/8ee335227bbcaf1614124046aa25e53d67b11ec3",
"target": {
"file": "src/bin/jp2/convertbmp.c",
"function": "bmp_read_rle8_data"
},
"deprecated": false,
"signature_type": "Function",
"signature_version": "v1"
},
{
"id": "CVE-2019-12973-83778897",
"digest": {
"threshold": 0.9,
"line_hashes": [
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]
},
"source": "https://github.com/uclouvain/openjpeg/commit/8ee335227bbcaf1614124046aa25e53d67b11ec3",
"target": {
"file": "src/bin/jp2/convertbmp.c"
},
"deprecated": false,
"signature_type": "Line",
"signature_version": "v1"
}
],
"vanir_signatures_modified": "2026-10-20T13:39:49Z"
}
}
],
"modified": "2026-10-20T13:39:49.452953539Z",
"provider": "osv",
"references": [
"https://github.com/uclouvain/openjpeg/pull/1185/commits/cbe7384016083eac16078b359acd7a842253d503",
"https://lists.debian.org/debian-lts-announce/2020/07/msg00008.html",
"https://security.gentoo.org/glsa/202101-29",
"https://www.oracle.com//security-alerts/cpujul2021.html",
"https://www.oracle.com/security-alerts/cpujul2020.html",
"https://github.com/uclouvain/openjpeg/commit/8ee335227bbcaf1614124046aa25e53d67b11ec3"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
"introduced": "9.0"
},
{
"last_affected": "9.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*",
"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*"
],
"vendor_product": "opensuse:leap",
"extracted_events": [
{
"range": [
{
"introduced": "15.0"
},
{
"last_affected": "15.0"
},
{
"introduced": "15.1"
},
{
"last_affected": "15.1"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:database_server:18c:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:database_server",
"extracted_events": [
{
"range": [
{
"introduced": "18c"
},
{
"last_affected": "18c"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:outside_in_technology:8.5.4:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:outside_in_technology:8.5.5:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:outside_in_technology",
"extracted_events": [
{
"range": [
{
"introduced": "8.5.4"
},
{
"last_affected": "8.5.4"
},
{
"introduced": "8.5.5"
},
{
"last_affected": "8.5.5"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2019-12973",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 387921,
"published_at": "2019-06-26T18:15:10.12+00:00"
}