CVE-2019-7663
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2019-7663
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-7663.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2019-7663
- Downstream
- Related
- Published
- 2019-02-09T16:29:00Z
- Modified
- 2025-10-14T17:09:32.982114Z
- Severity
-
- 6.5 (Medium) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
An Invalid Address dereference was discovered in TIFFWriteDirectoryTagTransferfunction in libtiff/tif_dirwrite.c in LibTIFF 4.0.10, affecting the cpSeparateBufToContigBuf function in tiffcp.c. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted tiff file. This is different from CVE-2018-12900.
- References
-
- http://bugzilla.maptools.org/show_bug.cgi?id=2833
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00041.html
- https://gitlab.com/libtiff/libtiff/commit/802d3cbf3043be5dce5317e140ccb1c17a6a2d39
- https://lists.debian.org/debian-lts-announce/2019/02/msg00026.html
- https://security.gentoo.org/glsa/202003-25
- https://usn.ubuntu.com/3906-1/
- https://usn.ubuntu.com/3906-2/
- https://www.debian.org/security/2020/dsa-4670
Affected packages
Git / gitlab.com/libtiff/libtiff
Affected ranges
- Type
- GIT
- Repo
- https://gitlab.com/libtiff/libtiff
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixed
Affected versions
v3.*
v3.5.3
v3.5.4
v3.5.5
v3.5.7
v3.6.0
v3.6.0beta2
v3.6.1
v3.7.0
v3.7.0alpha
v3.7.0beta
v3.7.0beta2
v3.7.1
v3.7.2
v3.7.3
v3.7.4
v3.8.0
v3.8.1
v3.8.2
v4.*
v4.0.0
v4.0.0alpha
v4.0.0alpha4
v4.0.0alpha5
v4.0.0alpha6
v4.0.0beta7
v4.0.1
v4.0.10
v4.0.2
v4.0.3
v4.0.4
v4.0.4beta
v4.0.5
v4.0.6
v4.0.7
v4.0.8
v4.0.9
Database specific
{
"vanir_signatures": [
{
"digest": {
"line_hashes": [
"186767229891473563274791702224467613217",
"19481069840066620359853707821813487969",
"52036967966178718200882280771518880600",
"205253912760579363233619821217339056782",
"65357827389285656138329724700151139238",
"316004082998730054425576374731708826911",
"291094780492294955417275808369610628831",
"88395608207003517829085251503399108020",
"241257191188706293250932588388811400347"
],
"threshold": 0.9
},
"target": {
"file": "libtiff/tif_dirwrite.c"
},
"signature_type": "Line",
"source": "https://gitlab.com/libtiff/libtiff@802d3cbf3043be5dce5317e140ccb1c17a6a2d39",
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2019-7663-286a357a"
},
{
"digest": {
"length": 1388.0,
"function_hash": "83226123827981840915355884833144387677"
},
"target": {
"function": "TIFFWriteDirectoryTagTransferfunction",
"file": "libtiff/tif_dirwrite.c"
},
"signature_type": "Function",
"source": "https://gitlab.com/libtiff/libtiff@802d3cbf3043be5dce5317e140ccb1c17a6a2d39",
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2019-7663-d9d4ebe4"
}
]
}