CVE-2020-20739

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Source
https://nvd.nist.gov/vuln/detail/CVE-2020-20739
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-20739.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2020-20739
Downstream
Published
2020-11-20T19:15:11.710Z
Modified
2025-11-20T11:19:48.517614Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
Summary
[none]
Details

imvips2dz in /libvips/libvips/deprecated/imvips2dz.c in libvips before 8.8.2 has an uninitialized variable which may cause the leakage of remote server path or stack address.

References

Affected packages

Git / github.com/libvips/libvips

Affected ranges

Type
GIT
Repo
https://github.com/libvips/libvips
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
2ab5aa7bf515135c2b02d42e9a72e4c98e17031a

Affected versions

v7.*

v7.28.0
v7.30.0

v8.*

v8.0-beta
v8.1
v8.2.2
v8.2.3
v8.3.0
v8.4.2
v8.5.1
v8.5.2
v8.5.3
v8.5.4
v8.5.5
v8.5.6
v8.5.7
v8.5.8
v8.5.9
v8.6.0
v8.6.0-alpha1
v8.6.0-alpha2
v8.6.0-alpha3
v8.6.0-alpha4
v8.6.0-alpha5
v8.6.0-beta1
v8.6.0-beta2
v8.6.1
v8.6.2
v8.6.3
v8.6.4
v8.7.0
v8.7.0-alpha1
v8.7.0-alpha2
v8.7.0-rc1
v8.7.0-rc2
v8.7.0-rc3
v8.7.1
v8.7.2
v8.7.3
v8.7.4
v8.8.0
v8.8.0-rc1
v8.8.0-rc2
v8.8.0-rc3
v8.8.1
v8.8.2

Database specific

vanir_signatures

[
    {
        "digest": {
            "function_hash": "166909256359593029980035354932831932721",
            "length": 1463.0
        },
        "source": "https://github.com/libvips/libvips/commit/2ab5aa7bf515135c2b02d42e9a72e4c98e17031a",
        "id": "CVE-2020-20739-12027fd6",
        "deprecated": false,
        "target": {
            "file": "libvips/deprecated/im_vips2dz.c",
            "function": "im_vips2dz"
        },
        "signature_version": "v1",
        "signature_type": "Function"
    },
    {
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "8760043487014167241584431414302043730",
                "171250312443488248624066404327138487390",
                "64839101584638378883248014138464275044",
                "228273560859497549535549242024299462680"
            ]
        },
        "source": "https://github.com/libvips/libvips/commit/2ab5aa7bf515135c2b02d42e9a72e4c98e17031a",
        "id": "CVE-2020-20739-ac65903d",
        "deprecated": false,
        "target": {
            "file": "libvips/deprecated/im_vips2dz.c"
        },
        "signature_version": "v1",
        "signature_type": "Line"
    }
]