{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2020-36776",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-02-26T17:07:27.434Z",
        "datePublished": "2024-02-27T18:40:25.615Z",
        "dateUpdated": "2026-05-23T15:18:39.789Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-23T15:18:39.789Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nthermal/drivers/cpufreq_cooling: Fix slab OOB issue\n\nSlab OOB issue is scanned by KASAN in cpu_power_to_freq().\nIf power is limited below the power of OPP0 in EM table,\nit will cause slab out-of-bound issue with negative array\nindex.\n\nReturn the lowest frequency if limited power cannot found\na suitable OPP in EM table to fix this issue.\n\nBacktrace:\n[<ffffffd02d2a37f0>] die+0x104/0x5ac\n[<ffffffd02d2a5630>] bug_handler+0x64/0xd0\n[<ffffffd02d288ce4>] brk_handler+0x160/0x258\n[<ffffffd02d281e5c>] do_debug_exception+0x248/0x3f0\n[<ffffffd02d284488>] el1_dbg+0x14/0xbc\n[<ffffffd02d75d1d4>] __kasan_report+0x1dc/0x1e0\n[<ffffffd02d75c2e0>] kasan_report+0x10/0x20\n[<ffffffd02d75def8>] __asan_report_load8_noabort+0x18/0x28\n[<ffffffd02e6fce5c>] cpufreq_power2state+0x180/0x43c\n[<ffffffd02e6ead80>] power_actor_set_power+0x114/0x1d4\n[<ffffffd02e6fac24>] allocate_power+0xaec/0xde0\n[<ffffffd02e6f9f80>] power_allocator_throttle+0x3ec/0x5a4\n[<ffffffd02e6ea888>] handle_thermal_trip+0x160/0x294\n[<ffffffd02e6edd08>] thermal_zone_device_check+0xe4/0x154\n[<ffffffd02d351cb4>] process_one_work+0x5e4/0xe28\n[<ffffffd02d352f44>] worker_thread+0xa4c/0xfac\n[<ffffffd02d360124>] kthread+0x33c/0x358\n[<ffffffd02d289940>] ret_from_fork+0xc/0x18"
                }
            ],
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                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
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                    "versions": [
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                            "version": "371a3bc79c11b707d7a1b7a2c938dc3cc042fffb",
                            "lessThan": "c24a20912eef00587416628149c438e885eb1304",
                            "status": "affected",
                            "versionType": "git"
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                        {
                            "version": "371a3bc79c11b707d7a1b7a2c938dc3cc042fffb",
                            "lessThan": "876a5f33e5d961d879c5436987c09b3d9ef70379",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "371a3bc79c11b707d7a1b7a2c938dc3cc042fffb",
                            "lessThan": "6bf443acf6ca4f666d0e4225614ba9993a3aa1a9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "371a3bc79c11b707d7a1b7a2c938dc3cc042fffb",
                            "lessThan": "34ab17cc6c2c1ac93d7e5d53bb972df9a968f085",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "39e0651cac9c80865b2838f297f95ffc0f34a1d8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "febe56f21371ba1e51e8586c3ddf8f54fc62fe61",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d3b7bacd1115400b94482dfc7efffc175c29b831",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "9006b543384ab10902819364c1205f11a1458571",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4.14.189",
                            "lessThan": "4.15",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.134",
                            "lessThan": "4.20",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.53",
                            "lessThan": "5.5",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.7.8",
                            "lessThan": "5.8",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/thermal/cpufreq_cooling.c"
                    ],
                    "versions": [
                        {
                            "version": "5.8",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.8",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.36",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.11.20",
                            "lessThanOrEqual": "5.11.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.12.3",
                            "lessThanOrEqual": "5.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.13",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
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                            "operator": "OR",
                            "negate": false,
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            "title": "thermal/drivers/cpufreq_cooling: Fix slab OOB issue",
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