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TI-2021-12107 Aliases CVE-2021-32289GHSA-922q-4mg4-99r8

An issue was discovered in heif through through v3.6.2.

Priority LOW 26CWE-476Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-476.

Summary

An issue was discovered in heif through through v3.6.2. A NULL pointer dereference exists in the function convertByteStreamToRBSP() located in nalutil.cpp. It allows an attacker to cause Denial of Service.

Why it matters now

EPSS 0.00642 51st 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 · 1

CPEVersionsRoleVendor
cpe:2.3:a:nokia:heif:*:*:*:*:*:*:*:*up to 3.6.2VulnerableNokia
  • cpe:2.3:a:nokia:heif:*:*:*:*:*:*:*:* Versions up to 3.6.2 Vulnerable ·Nokia

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-32289
  2. 2026-10-03 Alias added: GHSA-922q-4mg4-99r8
  3. 2026-10-21 EPSS moved to the 50th–90th percentile

References

Exploit 1

  • TI-2021-12106 An issue was discovered in heif through v3.6.2. CVSS 3.1HIGH 7.8
  • TI-2021-12105 An issue was discovered in heif through v3.6.2. CVSS 3.1HIGH 7.8

Sources

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