{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-68732",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-24T10:30:51.028Z",
        "datePublished": "2025-12-24T10:33:14.664Z",
        "dateUpdated": "2026-05-11T21:52:16.287Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T21:52:16.287Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngpu: host1x: Fix race in syncpt alloc/free\n\nFix race condition between host1x_syncpt_alloc()\nand host1x_syncpt_put() by using kref_put_mutex()\ninstead of kref_put() + manual mutex locking.\n\nThis ensures no thread can acquire the\nsyncpt_mutex after the refcount drops to zero\nbut before syncpt_release acquires it.\nThis prevents races where syncpoints could\nbe allocated while still being cleaned up\nfrom a previous release.\n\nRemove explicit mutex locking in syncpt_release\nas kref_put_mutex() handles this atomically."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/gpu/host1x/syncpt.c"
                    ],
                    "versions": [
                        {
                            "version": "f5ba33fb9690566c382624637125827b5512e766",
                            "lessThan": "ca9388fba50dac2eb71c13702b7022a801bef90e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f5ba33fb9690566c382624637125827b5512e766",
                            "lessThan": "4aeaece518fa4436af93d1d8b786200d9656ff4b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f5ba33fb9690566c382624637125827b5512e766",
                            "lessThan": "6245cce711e2cdb2cc75c0bb8632952e36f8c972",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f5ba33fb9690566c382624637125827b5512e766",
                            "lessThan": "4e6e07ce0197aecfb6c4a62862acc93b3efedeb7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f5ba33fb9690566c382624637125827b5512e766",
                            "lessThan": "d138f73ffb0c57ded473c577719e6e551b7b1f27",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f5ba33fb9690566c382624637125827b5512e766",
                            "lessThan": "79197c6007f2afbfd7bcf5b9b80ccabf8483d774",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f5ba33fb9690566c382624637125827b5512e766",
                            "lessThan": "c7d393267c497502fa737607f435f05dfe6e3d9b",
                            "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/gpu/host1x/syncpt.c"
                    ],
                    "versions": [
                        {
                            "version": "5.13",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.13",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.198",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.160",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.120",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.63",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.17.13",
                            "lessThanOrEqual": "6.17.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.2",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19",
                            "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": "5.13",
                                    "versionEndExcluding": "5.15.198"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.13",
                                    "versionEndExcluding": "6.1.160"
                                },
                                {
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.13",
                                    "versionEndExcluding": "6.6.120"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                    "versionStartIncluding": "5.13",
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                                },
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.13",
                                    "versionEndExcluding": "6.18.2"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.13",
                                    "versionEndExcluding": "6.19"
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            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/ca9388fba50dac2eb71c13702b7022a801bef90e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4aeaece518fa4436af93d1d8b786200d9656ff4b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6245cce711e2cdb2cc75c0bb8632952e36f8c972"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4e6e07ce0197aecfb6c4a62862acc93b3efedeb7"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d138f73ffb0c57ded473c577719e6e551b7b1f27"
                },
                {
                    "url": "https://git.kernel.org/stable/c/79197c6007f2afbfd7bcf5b9b80ccabf8483d774"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c7d393267c497502fa737607f435f05dfe6e3d9b"
                }
            ],
            "title": "gpu: host1x: Fix race in syncpt alloc/free",
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    }
}