CVE-2020-36407
CVE-2020-36407 is a high-severity vulnerability in Aomedia Libavif with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v2: 6.8
- EPSS exploit prediction: 1% (69th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Aomedia Libavif
- Published:
- Last modified:
Description
libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid.
Frequently asked questions
- What is CVE-2020-36407?
- libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid.
- How severe is CVE-2020-36407?
- CVE-2020-36407 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-36407 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-36407?
- CVE-2020-36407 primarily affects Aomedia Libavif. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-36407?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-36407 published?
- CVE-2020-36407 was published on 2021-07-01 and last updated on 2026-06-17.
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24811
- https://github.com/AOMediaCodec/libavif/commit/0a8e7244d494ae98e9756355dfbfb6697ded2ff9
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libavif/OSV-2020-1597.yaml
Affected products (2)
- cpe:2.3:a:aomedia:libavif:0.8.0:*:*:*:*:*:*:*
- cpe:2.3:a:aomedia:libavif:0.8.1:*:*:*:*:*:*:*
More vulnerabilities in Aomedia Libavif
- CVE-2025-48175 — Medium (CVSS 4.5): In libavif before 1.3.0, avifImageRGBToYUV in reformat.c has integer overflows in multiplications involving…
- CVE-2025-48174 — Medium (CVSS 4.5): In libavif before 1.3.0, makeRoom in stream.c has an integer overflow and resultant buffer overflow in…
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