{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-64342", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-07-19T15:36:31.781Z", "datePublished": "2026-07-25T08:50:05.169Z", "dateUpdated": "2026-07-25T08:50:05.169Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-07-25T08:50:05.169Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nUSB: iowarrior: fix use-after-free on disconnect\n\nSubmitted write URBs are not stopped on close() and therefore need to be\nstopped unconditionally on disconnect() to avoid use-after-free in the\ncompletion handler."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/usb/misc/iowarrior.c"], "versions": [{"version": "946b960d13c15f050a3b848987aaca79f6a459b7", "lessThan": "d058d377291567b72aea33b017215cbfb383b0ad", "status": "affected", "versionType": "git"}, {"version": "946b960d13c15f050a3b848987aaca79f6a459b7", "lessThan": "a7bbe946ca3a6eeb6f364d5e84b05e02c7c0d595", "status": "affected", "versionType": "git"}, {"version": "946b960d13c15f050a3b848987aaca79f6a459b7", "lessThan": "97ad9337127be04ca0b027c2b01e69302353f404", "status": "affected", "versionType": "git"}, {"version": "946b960d13c15f050a3b848987aaca79f6a459b7", "lessThan": "164398601a7f160bc3df1efa454f983302cef03f", "status": "affected", "versionType": "git"}, {"version": "946b960d13c15f050a3b848987aaca79f6a459b7", "lessThan": "f328b0e9a0dbd162f5db1b83026b689f2fea2241", "status": "affected", "versionType": "git"}, {"version": "946b960d13c15f050a3b848987aaca79f6a459b7", "lessThan": "b748f97aff339e7f08dca9cf38a05b980fb66fea", "status": "affected", "versionType": "git"}, {"version": "946b960d13c15f050a3b848987aaca79f6a459b7", "lessThan": "e4596816984efc537e7c04c1af0c639394f967f7", "status": "affected", "versionType": "git"}, {"version": "946b960d13c15f050a3b848987aaca79f6a459b7", "lessThan": "bc0e4f16c44e50daa0b1ea729934baa3b4815dee", "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/usb/misc/iowarrior.c"], "versions": [{"version": "2.6.21", "status": "affected"}, {"version": "0", "lessThan": "2.6.21", "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": "6.12.96", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.39", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1.4", "lessThanOrEqual": "7.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2-rc3", "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": "2.6.21", "versionEndExcluding": "5.10.261"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.21", "versionEndExcluding": "5.15.212"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.21", "versionEndExcluding": "6.1.178"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.21", "versionEndExcluding": "6.6.145"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.21", "versionEndExcluding": "6.12.96"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.21", "versionEndExcluding": "6.18.39"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.21", "versionEndExcluding": "7.1.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.21", "versionEndExcluding": "7.2-rc3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/d058d377291567b72aea33b017215cbfb383b0ad"}, {"url": "https://git.kernel.org/stable/c/a7bbe946ca3a6eeb6f364d5e84b05e02c7c0d595"}, {"url": "https://git.kernel.org/stable/c/97ad9337127be04ca0b027c2b01e69302353f404"}, {"url": "https://git.kernel.org/stable/c/164398601a7f160bc3df1efa454f983302cef03f"}, {"url": "https://git.kernel.org/stable/c/f328b0e9a0dbd162f5db1b83026b689f2fea2241"}, {"url": "https://git.kernel.org/stable/c/b748f97aff339e7f08dca9cf38a05b980fb66fea"}, {"url": "https://git.kernel.org/stable/c/e4596816984efc537e7c04c1af0c639394f967f7"}, {"url": "https://git.kernel.org/stable/c/bc0e4f16c44e50daa0b1ea729934baa3b4815dee"}], "title": "USB: iowarrior: fix use-after-free on disconnect", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/usb/misc/iowarrior.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "d058d377291567b72aea33b017215cbfb383b0ad", "status": "affected", "version": "946b960d13c15f050a3b848987aaca79f6a459b7", "versionType": "git"}, {"lessThan": "a7bbe946ca3a6eeb6f364d5e84b05e02c7c0d595", "status": "affected", "version": "946b960d13c15f050a3b848987aaca79f6a459b7", "versionType": "git"}, {"lessThan": "97ad9337127be04ca0b027c2b01e69302353f404", "status": "affected", "version": "946b960d13c15f050a3b848987aaca79f6a459b7", "versionType": "git"}, {"lessThan": "164398601a7f160bc3df1efa454f983302cef03f", "status": "affected", "version": "946b960d13c15f050a3b848987aaca79f6a459b7", "versionType": "git"}, {"lessThan": "f328b0e9a0dbd162f5db1b83026b689f2fea2241", "status": "affected", "version": "946b960d13c15f050a3b848987aaca79f6a459b7", "versionType": "git"}, {"lessThan": "b748f97aff339e7f08dca9cf38a05b980fb66fea", "status": "affected", "version": "946b960d13c15f050a3b848987aaca79f6a459b7", "versionType": "git"}, {"lessThan": "e4596816984efc537e7c04c1af0c639394f967f7", "status": "affected", "version": "946b960d13c15f050a3b848987aaca79f6a459b7", "versionType": "git"}, {"lessThan": "bc0e4f16c44e50daa0b1ea729934baa3b4815dee", "status": "affected", "version": "946b960d13c15f050a3b848987aaca79f6a459b7", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/usb/misc/iowarrior.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "2.6.21"}, {"lessThan": "2.6.21", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.261", "versionType": "semver"}, {"lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.212", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.178", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.145", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.96", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.39", "versionType": "semver"}, {"lessThanOrEqual": "7.1.*", "status": "unaffected", "version": "7.1.4", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.2-rc3", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nUSB: iowarrior: fix use-after-free on disconnect\n\nSubmitted write URBs are not stopped on close() and therefore need to be\nstopped unconditionally on disconnect() to avoid use-after-free in the\ncompletion handler."}], "id": "CVE-2026-64342", "lastModified": "2026-08-11T15:00:57.447", "metrics": {}, "published": "2026-07-25T10:17:16.227", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/164398601a7f160bc3df1efa454f983302cef03f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/97ad9337127be04ca0b027c2b01e69302353f404"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a7bbe946ca3a6eeb6f364d5e84b05e02c7c0d595"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b748f97aff339e7f08dca9cf38a05b980fb66fea"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/bc0e4f16c44e50daa0b1ea729934baa3b4815dee"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d058d377291567b72aea33b017215cbfb383b0ad"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e4596816984efc537e7c04c1af0c639394f967f7"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f328b0e9a0dbd162f5db1b83026b689f2fea2241"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: USB: iowarrior: fix use-after-free on disconnect", "id": "2507258", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2507258"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-825", "details": ["A flaw was found in the Linux kernel's USB iowarrior driver. This vulnerability, a use-after-free, occurs because write operations are not properly halted when a device disconnects. An attacker could potentially exploit this to cause system instability or execute arbitrary code."], "name": "CVE-2026-64342", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:hummingbird:1", "fix_state": "Not affected", "impact": "important", "package_name": "erlang27", "product_name": "Red Hat Hardened Images"}], "public_date": "2026-07-25T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-64342\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-64342\nhttps://lore.kernel.org/linux-cve-announce/2026072516-CVE-2026-64342-06a6@gregkh/T"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[946b960d13c15f050a3b848987aaca79f6a459b7,d058d377291567b72aea33b017215cbfb383b0ad)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[946b960d13c15f050a3b848987aaca79f6a459b7,a7bbe946ca3a6eeb6f364d5e84b05e02c7c0d595)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[946b960d13c15f050a3b848987aaca79f6a459b7,97ad9337127be04ca0b027c2b01e69302353f404)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[946b960d13c15f050a3b848987aaca79f6a459b7,164398601a7f160bc3df1efa454f983302cef03f)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[946b960d13c15f050a3b848987aaca79f6a459b7,f328b0e9a0dbd162f5db1b83026b689f2fea2241)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[946b960d13c15f050a3b848987aaca79f6a459b7,b748f97aff339e7f08dca9cf38a05b980fb66fea)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[946b960d13c15f050a3b848987aaca79f6a459b7,e4596816984efc537e7c04c1af0c639394f967f7)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[946b960d13c15f050a3b848987aaca79f6a459b7,bc0e4f16c44e50daa0b1ea729934baa3b4815dee)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "2.6.21"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,2.6.21)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[5.10.261,5.11.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[5.15.212,5.16.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.1.178,6.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.145,6.7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.96,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.39,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.1.4,7.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.2-rc3,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-07-25T14:15:03.353413+00:00", "updated": "2026-08-03T19:15:04.385513+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}