CVE-2026-33957

An issue was discovered in CustOS Driver in Samsung Mobile Processor Exynos 1580. Requesting oversized shared memory from the custos_iwc device enables out-of-bounds read and write, potentially leading to memory corruption or information leakage.

  • Published Sep 14, 2026
  • CVSS 4.2 medium
  • 0.1% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-33957 at the National Vulnerability Database