{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-68214",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-07-30T09:28:09.375Z",
        "datePublished": "2026-08-10T12:00:33.539Z",
        "dateUpdated": "2026-08-19T16:31:42.193Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-08-19T16:31:42.193Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: rtl2832: fix use-after-free in rtl2832_remove()\n\ncancel_delayed_work_sync() is called before i2c_mux_del_adapters()\nin rtl2832_remove(). While the cancel waits for any running instance\nof i2c_gate_work to finish, it does not prevent the timer from being\nrescheduled by a concurrent thread.\n\nDuring probe, the r820t_attach() call attempts I2C transfers through\nthe mux adapter. These transfers go through i2c_mux_master_xfer(),\nwhich calls rtl2832_deselect() after the transfer completes,\nrescheduling i2c_gate_work via schedule_delayed_work(). If this\ntransfer is still in flight when rtl2832_remove() runs,\nrtl2832_deselect() can reschedule i2c_gate_work after it has been\ncancelled, causing a use-after-free when kfree(dev) is called.\n\nFix this by calling i2c_mux_del_adapters() before\ncancel_delayed_work_sync(). Once the mux adapter is unregistered, no\nnew I2C transfers can go through it, so rtl2832_deselect() can no\nlonger reschedule i2c_gate_work. The subsequent\ncancel_delayed_work_sync() is then guaranteed to be final."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/media/dvb-frontends/rtl2832.c"
                    ],
                    "versions": [
                        {
                            "version": "cddcc40b1b1553010acb89add84c64b5d123ec94",
                            "lessThan": "1e8a6bc19403661661fed5ae82f6eca6c9cdfad2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "cddcc40b1b1553010acb89add84c64b5d123ec94",
                            "lessThan": "68a9c0290897c1436ddceb8cea604c93377a0299",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "cddcc40b1b1553010acb89add84c64b5d123ec94",
                            "lessThan": "13c06056699e66ff7109ba68658cc6ea4a23f516",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "cddcc40b1b1553010acb89add84c64b5d123ec94",
                            "lessThan": "9acd5bbbe1df8e487e49488692c224496d4c9e16",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "cddcc40b1b1553010acb89add84c64b5d123ec94",
                            "lessThan": "24bef237eef8dd1ebcffb129ba21891ddad0d309",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "cddcc40b1b1553010acb89add84c64b5d123ec94",
                            "lessThan": "2c71bda6edc630a1f8c3c45d8df5fc22d234e042",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "cddcc40b1b1553010acb89add84c64b5d123ec94",
                            "lessThan": "90d781711418881f8c836c2a859cc2886625d750",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "cddcc40b1b1553010acb89add84c64b5d123ec94",
                            "lessThan": "680daf40a82d483949f87f0d8f98639dc47e610c",
                            "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/dvb-frontends/rtl2832.c"
                    ],
                    "versions": [
                        {
                            "version": "4.7",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.7",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.265",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.216",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.183",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.148",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.101",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.42",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.6",
                            "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": "4.7",
                                    "versionEndExcluding": "5.10.265"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.7",
                                    "versionEndExcluding": "5.15.216"
                                },
                                {
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                                    "versionStartIncluding": "4.7",
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                                    "versionStartIncluding": "4.7",
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                                    "versionStartIncluding": "4.7",
                                    "versionEndExcluding": "7.2"
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            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/1e8a6bc19403661661fed5ae82f6eca6c9cdfad2"
                },
                {
                    "url": "https://git.kernel.org/stable/c/68a9c0290897c1436ddceb8cea604c93377a0299"
                },
                {
                    "url": "https://git.kernel.org/stable/c/13c06056699e66ff7109ba68658cc6ea4a23f516"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9acd5bbbe1df8e487e49488692c224496d4c9e16"
                },
                {
                    "url": "https://git.kernel.org/stable/c/24bef237eef8dd1ebcffb129ba21891ddad0d309"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2c71bda6edc630a1f8c3c45d8df5fc22d234e042"
                },
                {
                    "url": "https://git.kernel.org/stable/c/90d781711418881f8c836c2a859cc2886625d750"
                },
                {
                    "url": "https://git.kernel.org/stable/c/680daf40a82d483949f87f0d8f98639dc47e610c"
                }
            ],
            "title": "media: rtl2832: fix use-after-free in rtl2832_remove()",
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