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i2c: stub: Reject I2C block transfers with invalid length

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

cve-program · CVE-2026-64191

Published

Linux

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/i2c/i2c-stub.c"
                    ],
                    "versions": [
                        {
                            "version": "4710317891e4824ce1510a6b5066abbd3e917750",
                            "lessThan": "7e9072dbd5f2f17934751873450d2c22080ead80",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4710317891e4824ce1510a6b5066abbd3e917750",
                            "lessThan": "21e87f336ac6303fed54a69b1d0d79a23b25c8d0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4710317891e4824ce1510a6b5066abbd3e917750",
                            "lessThan": "3fd225f3e4cd67ec8ddab1afed9da03c7c43537c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4710317891e4824ce1510a6b5066abbd3e917750",
                            "lessThan": "1c4ffe6b4f04365485ed58d64c9bb86b46fc9037",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4710317891e4824ce1510a6b5066abbd3e917750",
                            "lessThan": "4bd8635f28c135a08aac6badcd7d9b5cdb34335f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4710317891e4824ce1510a6b5066abbd3e917750",
                            "lessThan": "5f4d2bd028ebb6e4c09a9d64842546022321d4a7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4710317891e4824ce1510a6b5066abbd3e917750",
                            "lessThan": "0526931b16e5a118d367b7bfce7d797e63f7ac69",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4710317891e4824ce1510a6b5066abbd3e917750",
                            "lessThan": "6036b5067a8199ba7a2dc7b377d4b9dd276d5f9e",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

Linux

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/i2c/i2c-stub.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.33",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.33",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.260",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.211",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.177",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.144",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.95",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.37",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0.14",
                            "lessThanOrEqual": "7.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

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

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Sources read 8 Nov 18:59 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current