tiff — security advisory
LibTIFF 3.9.3, 3.9.4, 3.9.5, 3.9.6, 3.9.7, 4.0.0alpha4, 4.0.0alpha5, 4.0.0alpha6, 4.0.0beta7, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.4beta, 4.0.5, 4.0.6, 4.0.7, 4.0.8 and 4.0.9 (with JBIG enabled) decodes arbitrarily-sized JBIG into a buffer, ignoring the buffer size, which leads to a tif_jbig.c JBIGDecode out-of-bounds write.
- Products
- tiff
- Affected versions
- Not specified
- Fixed versions
- 4.0.9+git181026-1
- CVEs
- CVE-2018-18557
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 00:10 UTC · Revision 1
Source evidence
LibTIFF 3.9.3, 3.9.4, 3.9.5, 3.9.6, 3.9.7, 4.0.0alpha4, 4.0.0alpha5, 4.0.0alpha6, 4.0.0beta7, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.4beta, 4.0.5, 4.0.6, 4.0.7, 4.0.8 and 4.0.9 (with JBIG enabled) decodes arbitrarily-sized JBIG into a buffer, ignoring the buffer size, which leads to a tif_jbig.c JBIGDecode out-of-bounds write.
osv:DEBIAN-CVE-2018-18557
tiff
Fixed versions: 4.0.9+git181026-1
tiff
Fixed versions: 4.0.9+git181026-1
tiff
Fixed versions: 4.0.9+git181026-1
Complete source record
{
"id": "e02bbdd9c4d695e26c0f76783fb27e96c392be77197206b1ecd30e3f4e795f18",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2018-18557",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2018-18557",
"summary": "LibTIFF 3.9.3, 3.9.4, 3.9.5, 3.9.6, 3.9.7, 4.0.0alpha4, 4.0.0alpha5, 4.0.0alpha6, 4.0.0beta7, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.4beta, 4.0.5, 4.0.6, 4.0.7, 4.0.8 and 4.0.9 (with JBIG enabled) decodes arbitrarily-sized JBIG into a buffer, ignoring the buffer size, which leads to a tif_jbig.c JBIGDecode out-of-bounds write.",
"evidence": "osv:DEBIAN-CVE-2018-18557",
"products": [
{
"name": {
"value": "tiff",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.0.9+git181026-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "tiff",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.0.9+git181026-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "tiff",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.0.9+git181026-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "DEBIAN-CVE-2018-18557",
"aliases": [
"DEBIAN-CVE-2018-18557"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.0.9+git181026-1"
}
]
}
],
"package": {
"name": "tiff",
"purl": "pkg:deb/debian/tiff?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-18557.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.0.9+git181026-1"
}
]
}
],
"package": {
"name": "tiff",
"purl": "pkg:deb/debian/tiff?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-18557.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.0.9+git181026-1"
}
]
}
],
"package": {
"name": "tiff",
"purl": "pkg:deb/debian/tiff?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-18557.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-23T18:03:03.107985038Z",
"provider": "osv",
"upstream": [
"CVE-2018-18557"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2018-18557"
]
},
"related_cves": [
{
"value": "CVE-2018-18557",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 420230,
"published_at": "2018-10-22T16:29:00.267+00:00"
}