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TI-2020-18658 Aliases CVE-2020-36407GHSA-5fvj-fm55-q8qx

libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid.

Priority MEDIUM 41CWE-787Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid.

Why it matters now

EPSS 0.01413 72nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:aomedia:libavif:0.8.0:*:*:*:*:*:*:*0.8.0Vulnerableaomedia
cpe:2.3:a:aomedia:libavif:0.8.1:*:*:*:*:*:*:*0.8.1Vulnerableaomedia
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*not specified by NVDRunning onLinux
  • cpe:2.3:a:aomedia:libavif:0.8.0:*:*:*:*:*:*:* Versions 0.8.0 Vulnerable ·aomedia
  • cpe:2.3:a:aomedia:libavif:0.8.1:*:*:*:*:*:*:* Versions 0.8.1 Vulnerable ·aomedia
  • cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Linux

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-36407
  2. 2026-10-03 Alias added: GHSA-5fvj-fm55-q8qx

References

Exploit 1

Patch 1

Advisory 1

  • TI-2025-30543 Integer overflow in aomedia libavif CVSS 3.1CRITICAL 9.1
  • TI-2025-30544 Integer overflow in aomedia libavif CVSS 3.1MEDIUM 6.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences