{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-49950",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-06-18T10:57:27.382Z",
        "datePublished": "2025-06-18T11:00:13.985Z",
        "dateUpdated": "2026-05-11T19:09:48.709Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:09:48.709Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmisc: fastrpc: fix memory corruption on open\n\nThe probe session-duplication overflow check incremented the session\ncount also when there were no more available sessions so that memory\nbeyond the fixed-size slab-allocated session array could be corrupted in\nfastrpc_session_alloc() on open()."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/misc/fastrpc.c"
                    ],
                    "versions": [
                        {
                            "version": "f6f9279f2bf0e37e2f1fb119d8832b8568536a04",
                            "lessThan": "f8632b8bb53ebc005d8f24a68a0c1f9678c0e908",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f6f9279f2bf0e37e2f1fb119d8832b8568536a04",
                            "lessThan": "5cf2a57c7a01a0d7bdecf875a63682f542891b1b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f6f9279f2bf0e37e2f1fb119d8832b8568536a04",
                            "lessThan": "cf20c3533efc89578ace94fa20a9e63446223c72",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f6f9279f2bf0e37e2f1fb119d8832b8568536a04",
                            "lessThan": "e0578e603065f120a8759b75e0d6c216c7078a39",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f6f9279f2bf0e37e2f1fb119d8832b8568536a04",
                            "lessThan": "d245f43aab2b61195d8ebb64cef7b5a08c590ab4",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/misc/fastrpc.c"
                    ],
                    "versions": [
                        {
                            "version": "5.1",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.1",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.213",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.142",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.66",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.19.8",
                            "lessThanOrEqual": "5.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "5.4.213"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "5.10.142"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "5.15.66"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "5.19.8"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "6.0"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/f8632b8bb53ebc005d8f24a68a0c1f9678c0e908"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5cf2a57c7a01a0d7bdecf875a63682f542891b1b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/cf20c3533efc89578ace94fa20a9e63446223c72"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e0578e603065f120a8759b75e0d6c216c7078a39"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d245f43aab2b61195d8ebb64cef7b5a08c590ab4"
                }
            ],
            "title": "misc: fastrpc: fix memory corruption on open",
            "x_generator": {
                "engine": "bippy-1.2.0"
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    }
}