๐Ÿ” CVE Alert

CVE-2026-33957

MEDIUM 4.2
CVSS Score
4.2
EPSS Score
0.0%
EPSS Percentile
0th

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.

CWE CWE-787
Vendor samsung
Product exynos 1580 firmware
Published Sep 14, 2026
Last Updated Sep 14, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:L
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
None
Availability
Low

Affected Versions

Samsung / Exynos 1580 firmware
0 โ‰ค 2026-01-07

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
semiconductor.samsung.com: https://semiconductor.samsung.com/support/quality-support/product-security-updates/ semiconductor.samsung.com: https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2026-33957/