MediumFix available
tiff — security advisory
A NULL Pointer Dereference occurs in the function TIFFPrintDirectory in tif_print.c in 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 when using the tiffinfo tool to print crafted TIFF information, a different vulnerability than CVE-2017-18013. (This affects an earlier part of the TIFFPrintDirectory function that was not addressed by the CVE-2017-18013 patch.)
- Products
- tiff
- Affected versions
- Not specified
- Fixed versions
- 4.0.9-r3, 4.0.9-r4
- CVEs
- CVE-2018-7456
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 22:01 UTC · Revision 1
Source evidence
A NULL Pointer Dereference occurs in the function TIFFPrintDirectory in tif_print.c in 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 when using the tiffinfo tool to print crafted TIFF information, a different vulnerability than CVE-2017-18013. (This affects an earlier part of the TIFFPrintDirectory function that was not addressed by the CVE-2017-18013 patch.)
osv:ALPINE-CVE-2018-7456
tiff
Fixed versions: 4.0.9-r4
tiff
Fixed versions: 4.0.9-r4
tiff
Fixed versions: 4.0.9-r4
tiff
Fixed versions: 4.0.9-r4
tiff
Fixed versions: 4.0.9-r4
tiff
Fixed versions: 4.0.9-r4
tiff
Fixed versions: 4.0.9-r4
tiff
Fixed versions: 4.0.9-r4
tiff
Fixed versions: 4.0.9-r4
tiff
Fixed versions: 4.0.9-r4
tiff
Fixed versions: 4.0.9-r4
tiff
Fixed versions: 4.0.9-r4
tiff
Fixed versions: 4.0.9-r4
tiff
Fixed versions: 4.0.9-r4
tiff
Fixed versions: 4.0.9-r4
tiff
Fixed versions: 4.0.9-r3
tiff
Fixed versions: 4.0.9-r3
tiff
Fixed versions: 4.0.9-r3
tiff
Fixed versions: 4.0.9-r3
tiff
Fixed versions: 4.0.9-r4
tiff
Fixed versions: 4.0.9-r4
Complete source record
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],
"modified": "2026-10-23T17:17:55.294965426Z",
"provider": "osv",
"upstream": [
"CVE-2018-7456"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2018-7456"
]
},
"related_cves": [
{
"value": "CVE-2018-7456",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 415229,
"published_at": "2018-02-24T06:29:00.63+00:00"
}