{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-50512",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-10-07T15:14:58.491Z",
        "datePublished": "2025-10-07T15:19:08.854Z",
        "dateUpdated": "2026-05-11T19:20:51.832Z"
    },
    "containers": {
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            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:20:51.832Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: fix potential memory leak in ext4_fc_record_regions()\n\nAs krealloc may return NULL, in this case 'state->fc_regions' may not be\nfreed by krealloc, but 'state->fc_regions' already set NULL. Then will\nlead to 'state->fc_regions' memory leak."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/ext4/fast_commit.c"
                    ],
                    "versions": [
                        {
                            "version": "8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2",
                            "lessThan": "2cfb769d60a2a57eb3566765428b6131cd16dcfe",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2",
                            "lessThan": "417b0455a0b6d0f60a2930592731d1f8340e24be",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2",
                            "lessThan": "a4058b869e6c5e517c79e30532a350d0f3115c3e",
                            "status": "affected",
                            "versionType": "git"
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                            "lessThan": "518566e71ad86b7c2f1bf6d9caee9588bb7ac158",
                            "status": "affected",
                            "versionType": "git"
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                        {
                            "version": "8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2",
                            "lessThan": "7069d105c1f15c442b68af43f7fde784f3126739",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/ext4/fast_commit.c"
                    ],
                    "versions": [
                        {
                            "version": "5.10",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.10",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.150",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.75",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.19.17",
                            "lessThanOrEqual": "5.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0.3",
                            "lessThanOrEqual": "6.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1",
                            "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": "5.10",
                                    "versionEndExcluding": "5.10.150"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "5.15.75"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "5.19.17"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "6.0.3"
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "6.1"
                                }
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            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/2cfb769d60a2a57eb3566765428b6131cd16dcfe"
                },
                {
                    "url": "https://git.kernel.org/stable/c/417b0455a0b6d0f60a2930592731d1f8340e24be"
                },
                {
                    "url": "https://git.kernel.org/stable/c/a4058b869e6c5e517c79e30532a350d0f3115c3e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/518566e71ad86b7c2f1bf6d9caee9588bb7ac158"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7069d105c1f15c442b68af43f7fde784f3126739"
                }
            ],
            "title": "ext4: fix potential memory leak in ext4_fc_record_regions()",
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}