{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-49423",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-02-26T02:08:31.569Z",
        "datePublished": "2025-02-26T02:12:45.750Z",
        "dateUpdated": "2026-05-11T18:59:31.953Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T18:59:31.953Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nrtla: Avoid record NULL pointer dereference\n\nFix the following null/deref_null.cocci errors:\n./tools/tracing/rtla/src/osnoise_hist.c:870:31-36: ERROR: record is NULL but dereferenced.\n./tools/tracing/rtla/src/osnoise_top.c:650:31-36: ERROR: record is NULL but dereferenced.\n./tools/tracing/rtla/src/timerlat_hist.c:905:31-36: ERROR: record is NULL but dereferenced.\n./tools/tracing/rtla/src/timerlat_top.c:700:31-36: ERROR: record is NULL but dereferenced.\n\n\"record\" is NULL before calling osnoise_init_trace_tool.\nAdd a tag \"out_free\" to avoid dereferring a NULL pointer."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "tools/tracing/rtla/src/osnoise_hist.c",
                        "tools/tracing/rtla/src/osnoise_top.c",
                        "tools/tracing/rtla/src/timerlat_hist.c",
                        "tools/tracing/rtla/src/timerlat_top.c"
                    ],
                    "versions": [
                        {
                            "version": "51d64c3a181938da8fb56404524e15776e9c6bf8",
                            "lessThan": "b0f1c686baff74d5df10f2f46670ef4e24a75756",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "51d64c3a181938da8fb56404524e15776e9c6bf8",
                            "lessThan": "2a6b52ed72c822b5ee146a6a00ea66614fe02653",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "tools/tracing/rtla/src/osnoise_hist.c",
                        "tools/tracing/rtla/src/osnoise_top.c",
                        "tools/tracing/rtla/src/timerlat_hist.c",
                        "tools/tracing/rtla/src/timerlat_top.c"
                    ],
                    "versions": [
                        {
                            "version": "5.18",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.18",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.18.3",
                            "lessThanOrEqual": "5.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.19",
                            "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": "5.18",
                                    "versionEndExcluding": "5.18.3"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.18",
                                    "versionEndExcluding": "5.19"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/b0f1c686baff74d5df10f2f46670ef4e24a75756"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2a6b52ed72c822b5ee146a6a00ea66614fe02653"
                }
            ],
            "title": "rtla: Avoid record NULL pointer dereference",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}