{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2024-35921",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-05-17T13:50:33.124Z",
        "datePublished": "2024-05-19T10:10:33.053Z",
        "dateUpdated": "2024-08-02T03:21:49.035Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2024-05-29T05:31:17.783Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: mediatek: vcodec: Fix oops when HEVC init fails\n\nThe stateless HEVC decoder saves the instance pointer in the context\nregardless if the initialization worked or not. This caused a use after\nfree, when the pointer is freed in case of a failure in the deinit\nfunction.\nOnly store the instance pointer when the initialization was successful,\nto solve this issue.\n\n Hardware name: Acer Tomato (rev3 - 4) board (DT)\n pstate: 80400009 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n pc : vcodec_vpu_send_msg+0x4c/0x190 [mtk_vcodec_dec]\n lr : vcodec_send_ap_ipi+0x78/0x170 [mtk_vcodec_dec]\n sp : ffff80008750bc20\n x29: ffff80008750bc20 x28: ffff1299f6d70000 x27: 0000000000000000\n x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000\n x23: ffff80008750bc98 x22: 000000000000a003 x21: ffffd45c4cfae000\n x20: 0000000000000010 x19: ffff1299fd668310 x18: 000000000000001a\n x17: 000000040044ffff x16: ffffd45cb15dc648 x15: 0000000000000000\n x14: ffff1299c08da1c0 x13: ffffd45cb1f87a10 x12: ffffd45cb2f5fe80\n x11: 0000000000000001 x10: 0000000000001b30 x9 : ffffd45c4d12b488\n x8 : 1fffe25339380d81 x7 : 0000000000000001 x6 : ffff1299c9c06c00\n x5 : 0000000000000132 x4 : 0000000000000000 x3 : 0000000000000000\n x2 : 0000000000000010 x1 : ffff80008750bc98 x0 : 0000000000000000\n Call trace:\n  vcodec_vpu_send_msg+0x4c/0x190 [mtk_vcodec_dec]\n  vcodec_send_ap_ipi+0x78/0x170 [mtk_vcodec_dec]\n  vpu_dec_deinit+0x1c/0x30 [mtk_vcodec_dec]\n  vdec_hevc_slice_deinit+0x30/0x98 [mtk_vcodec_dec]\n  vdec_if_deinit+0x38/0x68 [mtk_vcodec_dec]\n  mtk_vcodec_dec_release+0x20/0x40 [mtk_vcodec_dec]\n  fops_vcodec_release+0x64/0x118 [mtk_vcodec_dec]\n  v4l2_release+0x7c/0x100\n  __fput+0x80/0x2d8\n  __fput_sync+0x58/0x70\n  __arm64_sys_close+0x40/0x90\n  invoke_syscall+0x50/0x128\n  el0_svc_common.constprop.0+0x48/0xf0\n  do_el0_svc+0x24/0x38\n  el0_svc+0x38/0xd8\n  el0t_64_sync_handler+0xc0/0xc8\n  el0t_64_sync+0x1a8/0x1b0\n Code: d503201f f9401660 b900127f b900227f (f9400400)"
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_hevc_req_multi_if.c"
                    ],
                    "versions": [
                        {
                            "version": "2674486aac7d",
                            "lessThan": "ec25fc3c2c1e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2674486aac7d",
                            "lessThan": "521ce0ea7418",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2674486aac7d",
                            "lessThan": "97c75ee5de06",
                            "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/media/platform/mediatek/vcodec/decoder/vdec/vdec_hevc_req_multi_if.c"
                    ],
                    "versions": [
                        {
                            "version": "6.5",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.5",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.6.27",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.8.6",
                            "lessThanOrEqual": "6.8.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.9",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/ec25fc3c2c1e8958a51abcfed614f81446d918c4"
                },
                {
                    "url": "https://git.kernel.org/stable/c/521ce0ea7418298d754494fe53263c23c4c78a8e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/97c75ee5de060d271d80109b0c47cb6008439e5b"
                }
            ],
            "title": "media: mediatek: vcodec: Fix oops when HEVC init fails",
            "x_generator": {
                "engine": "bippy-a5840b7849dd"
            }
        },
        "adp": [
            {
                "title": "CISA ADP Vulnrichment",
                "metrics": [
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                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2024-35921",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2024-05-29T18:19:45.547100Z"
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                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2024-06-04T17:34:06.409Z"
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                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-02T03:21:49.035Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://git.kernel.org/stable/c/ec25fc3c2c1e8958a51abcfed614f81446d918c4",
                        "tags": [
                            "x_transferred"
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