{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-74416",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-08-15T05:44:03.893Z",
        "datePublished": "2026-08-15T05:59:22.077Z",
        "dateUpdated": "2026-08-17T05:18:58.660Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-08-17T05:18:58.660Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/radeon: fix memory leak in radeon_ring_restore() on lock failure\n\nradeon_ring_restore() takes ownership of the data buffer allocated by\nradeon_ring_backup(). The caller (radeon_gpu_reset()) only frees it in\nthe non-restore branch; in the restore branch it relies on\nradeon_ring_restore() to free it.\n\nIf radeon_ring_lock() fails, the function returned early without calling\nkvfree(data), leaking the ring backup buffer on every GPU reset that\nfails at the lock stage. During repeated GPU resets this causes\ncumulative kernel memory exhaustion.\n\nFree data before returning the error."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/gpu/drm/radeon/radeon_ring.c"
                    ],
                    "versions": [
                        {
                            "version": "55d7c22192becd0ec827a6901899ff56fa985658",
                            "lessThan": "63912418f1fbb6456ea04bbcdf8f4d5090d23350",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "55d7c22192becd0ec827a6901899ff56fa985658",
                            "lessThan": "919e3e398bf301c6418dffdcd5e5c4fd9be39cf7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "55d7c22192becd0ec827a6901899ff56fa985658",
                            "lessThan": "07c213f3499dd72e2922c1c73fe9ffea24874bef",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "55d7c22192becd0ec827a6901899ff56fa985658",
                            "lessThan": "1c9ba32308c02c198c378fcdf06be9ffc3111147",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "55d7c22192becd0ec827a6901899ff56fa985658",
                            "lessThan": "eecfb76129ebef7e3aa41e18a4668cd91dfc6267",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "55d7c22192becd0ec827a6901899ff56fa985658",
                            "lessThan": "06dc892561f5a08b2493c34c8ec2cb94dea33159",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "55d7c22192becd0ec827a6901899ff56fa985658",
                            "lessThan": "ccc42187fc2d0720947a63ce1b9e399d2c068ff4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "55d7c22192becd0ec827a6901899ff56fa985658",
                            "lessThan": "82f1d6042611d45b8b9de423bbcb4e0ced9ec62b",
                            "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/drm/radeon/radeon_ring.c"
                    ],
                    "versions": [
                        {
                            "version": "3.6",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.6",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.261",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.212",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.178",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.145",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.97",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.40",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.5",
                            "lessThanOrEqual": "7.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2",
                            "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": "3.6",
                                    "versionEndExcluding": "5.10.261"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.6",
                                    "versionEndExcluding": "5.15.212"
                                },
                                {
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                },
                                {
                                    "vulnerable": true,
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                                    "versionStartIncluding": "3.6",
                                    "versionEndExcluding": "6.12.97"
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                                {
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                                    "versionStartIncluding": "3.6",
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                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/63912418f1fbb6456ea04bbcdf8f4d5090d23350"
                },
                {
                    "url": "https://git.kernel.org/stable/c/919e3e398bf301c6418dffdcd5e5c4fd9be39cf7"
                },
                {
                    "url": "https://git.kernel.org/stable/c/07c213f3499dd72e2922c1c73fe9ffea24874bef"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1c9ba32308c02c198c378fcdf06be9ffc3111147"
                },
                {
                    "url": "https://git.kernel.org/stable/c/eecfb76129ebef7e3aa41e18a4668cd91dfc6267"
                },
                {
                    "url": "https://git.kernel.org/stable/c/06dc892561f5a08b2493c34c8ec2cb94dea33159"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ccc42187fc2d0720947a63ce1b9e399d2c068ff4"
                },
                {
                    "url": "https://git.kernel.org/stable/c/82f1d6042611d45b8b9de423bbcb4e0ced9ec62b"
                }
            ],
            "title": "drm/radeon: fix memory leak in radeon_ring_restore() on lock failure",
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    }
}