CVE-2019-11338

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Source
https://nvd.nist.gov/vuln/detail/CVE-2019-11338
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-11338.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2019-11338
Downstream
Related
Published
2019-04-19T00:29:00Z
Modified
2025-10-15T10:07:41.652957Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

libavcodec/hevcdec.c in FFmpeg 3.4 and 4.1.2 mishandles detection of duplicate first slices, which allows remote attackers to cause a denial of service (NULL pointer dereference and out-of-array access) or possibly have unspecified other impact via crafted HEVC data.

References

Affected packages

Git / git.ffmpeg.org/ffmpeg.git

Affected ranges

Type
GIT
Repo
https://git.ffmpeg.org/ffmpeg.git
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Type
GIT
Repo
https://github.com/ffmpeg/ffmpeg
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
54655623a82632e7624714d7b2a3e039dc5faa7e
Fixed
9ccc633068c6fe76989f487c8932bd11886ad65b

Affected versions

Other

N

n0.*

n0.11-dev
n0.12-dev
n0.8

n1.*

n1.1-dev
n1.2-dev
n1.3-dev

n2.*

n2.0
n2.1-dev
n2.2-dev
n2.3-dev
n2.4-dev
n2.5-dev
n2.6-dev
n2.7-dev
n2.8-dev
n2.9-dev

n3.*

n3.1-dev
n3.2-dev
n3.3-dev
n3.4
n3.4-dev
n3.4.1
n3.4.2
n3.4.3
n3.4.4
n3.4.5
n3.5-dev

n4.*

n4.1-dev
n4.2-dev

Database specific

vanir_signatures

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        "signature_type": "Function",
        "id": "CVE-2019-11338-27b24530",
        "source": "https://github.com/ffmpeg/ffmpeg/commit/9ccc633068c6fe76989f487c8932bd11886ad65b",
        "signature_version": "v1",
        "target": {
            "function": "decode_nal_unit",
            "file": "libavcodec/hevcdec.c"
        },
        "digest": {
            "function_hash": "45059981939637157877700820184160513142",
            "length": 3748.0
        },
        "deprecated": false
    },
    {
        "signature_type": "Line",
        "id": "CVE-2019-11338-2ff1770d",
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        "signature_version": "v1",
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        "digest": {
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