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TI-2009-02309 Aliases CVE-2009-2421GHSA-g7r2-48fm-96cq

The CFCharacterSetInitInlineBuffer method in CoreFoundation.dll in Apple Safari 3.2.3…

Priority LOW 28CWE-20Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · None · Partial
Fix status
No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA.

Summary

The CFCharacterSetInitInlineBuffer method in CoreFoundation.dll in Apple Safari 3.2.3 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or possibly execute arbitrary code via a "high-bit character" in a URL fragment for an unspecified protocol.

Why it matters now

EPSS 0.02504 84th percentileScored 2026-11-07
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 · 2

CPEVersionsRoleVendor
cpe:2.3:a:apple:safari:3.2.3:-:mac:*:*:*:*:*3.2.3VulnerableApple
cpe:2.3:a:apple:safari:3.2.3:-:windows:*:*:*:*:*3.2.3VulnerableApple
  • cpe:2.3:a:apple:safari:3.2.3:-:mac:*:*:*:*:* Versions 3.2.3 Vulnerable ·Apple
  • cpe:2.3:a:apple:safari:3.2.3:-:windows:*:*:*:*:* Versions 3.2.3 Vulnerable ·Apple

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2009-2421
  2. 2026-10-03 Alias added: GHSA-g7r2-48fm-96cq

References

—

  • TI-2025-17951 Out-of-bounds write in Apple Safari KEVCVSS 3.1CRITICAL 10.0
  • TI-2025-28228 Use after free in Apple Safari KEVCVSS 3.1HIGH 8.8
  • TI-2025-22512 Memory corruption in Apple Safari KEVCVSS 3.1HIGH 8.8
  • TI-2025-12953 Memory corruption in Google Chrome KEVCVSS 3.1HIGH 8.8
  • TI-2025-05957 Improper input validation in Google Chrome KEVCVSS 3.1HIGH 8.8
  • TI-2024-29863 Apple Safari: Processing maliciously crafted web content may lead to arbitrary code… KEVCVSS 3.1HIGH 8.8
See all 1693 →

Sources

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