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CVE-2026-33957

Exynos 1580 firmware · Vulnerability

CVSS 3.1 4.2 MEDIUMCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-33957

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-33957

Published

Exynos 1580 firmware

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "defaultStatus": "unknown",
                    "product": "Exynos 1580 firmware",
                    "vendor": "Samsung",
                    "versions": [
                        {
                            "lessThanOrEqual": "2026-01-07",
                            "status": "affected",
                            "version": "0",
                            "versionType": "custom"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON