{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-43148",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-05-01T14:12:55.989Z",
        "datePublished": "2026-05-06T11:27:30.902Z",
        "dateUpdated": "2026-05-11T22:18:41.424Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T22:18:41.424Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc/smp: Add check for kcalloc() failure in parse_thread_groups()\n\nAs kcalloc() may fail, check its return value to avoid a NULL pointer\ndereference when passing it to of_property_read_u32_array()."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/powerpc/kernel/smp.c"
                    ],
                    "versions": [
                        {
                            "version": "790a1662d3a26fe9fa5f691386d8fde6bb8b0dc2",
                            "lessThan": "1de31dba19c3cd0c1caf388a286b46df638f0b91",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "790a1662d3a26fe9fa5f691386d8fde6bb8b0dc2",
                            "lessThan": "b265e53d9adfbb5751713185843f7188aa9dd066",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "790a1662d3a26fe9fa5f691386d8fde6bb8b0dc2",
                            "lessThan": "9d0ca11258e7b452653d04310addfec1753de1a2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "790a1662d3a26fe9fa5f691386d8fde6bb8b0dc2",
                            "lessThan": "ca46d2092f307385a7acfb42632056570d6dbbbc",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "790a1662d3a26fe9fa5f691386d8fde6bb8b0dc2",
                            "lessThan": "9b85c8f624b0f8cf9b932f5a65dacd56a1f47a72",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "790a1662d3a26fe9fa5f691386d8fde6bb8b0dc2",
                            "lessThan": "8b221db0b7d24675e465e98d9326d298025a4e8d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "790a1662d3a26fe9fa5f691386d8fde6bb8b0dc2",
                            "lessThan": "33c1c6d8a28a2761ac74b0380b2563cf546c2a3a",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/powerpc/kernel/smp.c"
                    ],
                    "versions": [
                        {
                            "version": "5.11",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.11",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.202",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.165",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.128",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.75",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.16",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.6",
                            "lessThanOrEqual": "6.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0",
                            "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": "5.11",
                                    "versionEndExcluding": "5.15.202"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.11",
                                    "versionEndExcluding": "6.1.165"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.11",
                                    "versionEndExcluding": "6.6.128"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.11",
                                    "versionEndExcluding": "6.12.75"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.11",
                                    "versionEndExcluding": "6.18.16"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.11",
                                    "versionEndExcluding": "6.19.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.11",
                                    "versionEndExcluding": "7.0"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/1de31dba19c3cd0c1caf388a286b46df638f0b91"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b265e53d9adfbb5751713185843f7188aa9dd066"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9d0ca11258e7b452653d04310addfec1753de1a2"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ca46d2092f307385a7acfb42632056570d6dbbbc"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9b85c8f624b0f8cf9b932f5a65dacd56a1f47a72"
                },
                {
                    "url": "https://git.kernel.org/stable/c/8b221db0b7d24675e465e98d9326d298025a4e8d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/33c1c6d8a28a2761ac74b0380b2563cf546c2a3a"
                }
            ],
            "title": "powerpc/smp: Add check for kcalloc() failure in parse_thread_groups()",
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}