{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2021-47056",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-02-29T22:33:44.294Z",
        "datePublished": "2024-02-29T22:37:31.086Z",
        "dateUpdated": "2024-09-11T17:33:46.407Z"
    },
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                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2024-05-29T05:01:20.592Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: qat - ADF_STATUS_PF_RUNNING should be set after adf_dev_init\n\nADF_STATUS_PF_RUNNING is (only) used and checked by adf_vf2pf_shutdown()\nbefore calling adf_iov_putmsg()->mutex_lock(vf2pf_lock), however the\nvf2pf_lock is initialized in adf_dev_init(), which can fail and when it\nfail, the vf2pf_lock is either not initialized or destroyed, a subsequent\nuse of vf2pf_lock will cause issue.\nTo fix this issue, only set this flag if adf_dev_init() returns 0.\n\n[    7.178404] BUG: KASAN: user-memory-access in __mutex_lock.isra.0+0x1ac/0x7c0\n[    7.180345] Call Trace:\n[    7.182576]  mutex_lock+0xc9/0xd0\n[    7.183257]  adf_iov_putmsg+0x118/0x1a0 [intel_qat]\n[    7.183541]  adf_vf2pf_shutdown+0x4d/0x7b [intel_qat]\n[    7.183834]  adf_dev_shutdown+0x172/0x2b0 [intel_qat]\n[    7.184127]  adf_probe+0x5e9/0x600 [qat_dh895xccvf]"
                }
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            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/crypto/qat/qat_c3xxxvf/adf_drv.c",
                        "drivers/crypto/qat/qat_c62xvf/adf_drv.c",
                        "drivers/crypto/qat/qat_dh895xccvf/adf_drv.c"
                    ],
                    "versions": [
                        {
                            "version": "25c6ffb249f6",
                            "lessThan": "f4c4e0714068",
                            "status": "affected",
                            "versionType": "git"
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                        {
                            "version": "25c6ffb249f6",
                            "lessThan": "446045cf682a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "25c6ffb249f6",
                            "lessThan": "09d16cee6285",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "25c6ffb249f6",
                            "lessThan": "05ec8192ee4b",
                            "status": "affected",
                            "versionType": "git"
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                        {
                            "version": "25c6ffb249f6",
                            "lessThan": "1f50392650ae",
                            "status": "affected",
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                            "status": "affected",
                            "versionType": "git"
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                            "version": "25c6ffb249f6",
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                            "status": "affected",
                            "versionType": "git"
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                        {
                            "version": "25c6ffb249f6",
                            "lessThan": "8609f5cfdc87",
                            "status": "affected",
                            "versionType": "git"
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                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/crypto/qat/qat_c3xxxvf/adf_drv.c",
                        "drivers/crypto/qat/qat_c62xvf/adf_drv.c",
                        "drivers/crypto/qat/qat_dh895xccvf/adf_drv.c"
                    ],
                    "versions": [
                        {
                            "version": "4.7",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.7",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "4.9.269",
                            "lessThanOrEqual": "4.9.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "4.14.233",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "4.19.191",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.4.119",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.10.37",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.11.21",
                            "lessThanOrEqual": "5.11.*",
                            "status": "unaffected",
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                            "version": "5.12.4",
                            "lessThanOrEqual": "5.12.*",
                            "status": "unaffected",
                            "versionType": "custom"
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                        {
                            "version": "5.13",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
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                    "url": "https://git.kernel.org/stable/c/f4c4e07140687f42bfa40e091bb4a55d7960ce4d"
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                    "url": "https://git.kernel.org/stable/c/8609f5cfdc872fc3a462efa6a3eca5cb1e2f6446"
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            "title": "crypto: qat - ADF_STATUS_PF_RUNNING should be set after adf_dev_init",
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