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nfc: st21nfca: validate ATR_REQ length against the received frame

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-2026-80823

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/nfc/st21nfca/dep.c"
                    ],
                    "versions": [
                        {
                            "version": "1892bf844ea0261736bd5e75546fc996e9daeedf",
                            "lessThan": "785df00bb3ae3206674a43284eb06dac575b5c64",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1892bf844ea0261736bd5e75546fc996e9daeedf",
                            "lessThan": "2c1ad291f4cdc357f9527b688c6fda9c6ffa7890",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1892bf844ea0261736bd5e75546fc996e9daeedf",
                            "lessThan": "dd26d30f40c43ad9cfe2f25c6ea0ead1dd51d5aa",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1892bf844ea0261736bd5e75546fc996e9daeedf",
                            "lessThan": "9635507fe82949e429b3cd938876a9917125b151",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1892bf844ea0261736bd5e75546fc996e9daeedf",
                            "lessThan": "0f344944c506b4f02d2b098489f7268b438c369e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1892bf844ea0261736bd5e75546fc996e9daeedf",
                            "lessThan": "bfcca5f42c9aa4eadef1e5fe7bb23783d7fcc96d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1892bf844ea0261736bd5e75546fc996e9daeedf",
                            "lessThan": "304f5b414f4051d324b8c4a3ab0e79f7dc7e150e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1892bf844ea0261736bd5e75546fc996e9daeedf",
                            "lessThan": "f33cecf69095c43be88567fef92b180b858f7369",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1892bf844ea0261736bd5e75546fc996e9daeedf",
                            "lessThan": "5cdcca5d62a66eda6b774110a44cba67bc1a8d1d",
                            "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/nfc/st21nfca/dep.c"
                    ],
                    "versions": [
                        {
                            "version": "3.17",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.17",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.267",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.218",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.185",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.154",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.106",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.47",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.11",
                            "lessThanOrEqual": "7.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.1",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

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

ChangeIntel

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Sources read 9 Nov 05:32 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current