Security Bulletin

Summary
  • Security CVES
  • High CVE-2026-4967
Minutia
  • CVE ID CVE-2026-4967
  • Title Stack-based Buffer Overflow in IMS
  • Description In IMS, there is a possible out of bounds read due to a missing bounds check. This could lead to remote denial of service with no additional execution privileges needed.
  • Technology Area Modem
  • Vulnerability Type CWE-121 Stack-based Buffer Overflow
  • Access Vector Network
  • CVSS Rating High
  • CVSS Score 7.5
  • CVSS String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Affected Chipsets* SC7731E/SC9832E/SC9863A/T310/T610/T618/T7200/T7225/T7250/T7255/T7280/T7300/T8100/T9100/T8200/T8300

*The list of affected chipsets may not be complete. For latest information, device OEMs can contact directly at https://unisupport.unisoc.com

Vulnerability type definition
  • Abbreviation Interpretation
  • RCE Remote Code Execution
  • EoP Elevation of Privilege
  • ID Information Disclosure
  • DoS Denial of Service
  • N/A Classification not available
Version
  • Version Date Description
  • 1.0 2026-07-03