CVE-2021-3756

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Source
https://nvd.nist.gov/vuln/detail/CVE-2021-3756
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-3756.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-3756
Downstream
Related
Published
2021-10-29T16:15:07Z
Modified
2025-10-15T13:08:08.495312Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

libmysofa is vulnerable to Heap-based Buffer Overflow

References

Affected packages

Git / github.com/hoene/libmysofa

Affected ranges

Type
GIT
Repo
https://github.com/hoene/libmysofa
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
890400ebd092c574707d0c132124f8ff047e20e1

Affected versions

v0,.*

v0,.4

v0.*

v0.1
v0.2
v0.3
v0.4
v0.4(Windows)
v0.5
v0.6
v0.7
v0.8
v0.9
v0.9.1

v1.*

v1.0
v1.1
v1.2

Database specific

vanir_signatures

[
    {
        "signature_version": "v1",
        "signature_type": "Line",
        "id": "CVE-2021-3756-359a28bb",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "244600815174416966585551841291712717397",
                "90543973782827171041303815195698778748",
                "73365424127951651928394975798515892895",
                "177621056667884904289185552349472775630",
                "187371343997902470181552116025032457317",
                "307673362603936601153742255487468041332",
                "317832962332053823589033881255471006245",
                "265513809528132384416103992166682713830",
                "111647921010230395044355286432373479076",
                "117712949535435723859259441420883765571",
                "4054312530996134748218050665896965235"
            ]
        },
        "source": "https://github.com/hoene/libmysofa/commit/890400ebd092c574707d0c132124f8ff047e20e1",
        "target": {
            "file": "src/hdf/dataobject.c"
        },
        "deprecated": false
    },
    {
        "signature_version": "v1",
        "signature_type": "Function",
        "id": "CVE-2021-3756-6685c61c",
        "digest": {
            "function_hash": "46558948747989781028996614797325144881",
            "length": 2726.0
        },
        "source": "https://github.com/hoene/libmysofa/commit/890400ebd092c574707d0c132124f8ff047e20e1",
        "target": {
            "function": "readOHDRHeaderMessageDataLayout",
            "file": "src/hdf/dataobject.c"
        },
        "deprecated": false
    }
]