{"id":"CVE-2026-64342","title":"USB: iowarrior: fix use-after-free on disconnect","summary":"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 av…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 946b960d13c15f050a3b848987aaca79f6a459b7 < d058d377291567b72aea33b017215cbfb383b0ad","Linux >= 946b960d13c15f050a3b848987aaca79f6a459b7 < a7bbe946ca3a6eeb6f364d5e84b05e02c7c0d595","Linux >= 946b960d13c15f050a3b848987aaca79f6a459b7 < 97ad9337127be04ca0b027c2b01e69302353f404","Linux >= 946b960d13c15f050a3b848987aaca79f6a459b7 < 164398601a7f160bc3df1efa454f983302cef03f","Linux >= 946b960d13c15f050a3b848987aaca79f6a459b7 < f328b0e9a0dbd162f5db1b83026b689f2fea2241","Linux >= 946b960d13c15f050a3b848987aaca79f6a459b7 < b748f97aff339e7f08dca9cf38a05b980fb66fea","Linux >= 946b960d13c15f050a3b848987aaca79f6a459b7 < e4596816984efc537e7c04c1af0c639394f967f7","Linux >= 946b960d13c15f050a3b848987aaca79f6a459b7 < bc0e4f16c44e50daa0b1ea729934baa3b4815dee","Linux 2.6.21"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-06T16:36:00.297719Z"},"published":"2026-07-25","updated":"2026-11-06","sourceUpdated":"2026-11-06T16:44:47.380Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-64342","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"}],"tags":["cve.org"],"epss":0.00126,"epssPercentile":0.02268,"ingestedAt":"2026-11-06T16:57:43.195Z","slug":"CVE-2026-64342","body":"## Overview\n\nIn 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.\n\n## Affected\n\n- `Linux >= 946b960d13c15f050a3b848987aaca79f6a459b7 < d058d377291567b72aea33b017215cbfb383b0ad`\n- `Linux >= 946b960d13c15f050a3b848987aaca79f6a459b7 < a7bbe946ca3a6eeb6f364d5e84b05e02c7c0d595`\n- `Linux >= 946b960d13c15f050a3b848987aaca79f6a459b7 < 97ad9337127be04ca0b027c2b01e69302353f404`\n- `Linux >= 946b960d13c15f050a3b848987aaca79f6a459b7 < 164398601a7f160bc3df1efa454f983302cef03f`\n- `Linux >= 946b960d13c15f050a3b848987aaca79f6a459b7 < f328b0e9a0dbd162f5db1b83026b689f2fea2241`\n- `Linux >= 946b960d13c15f050a3b848987aaca79f6a459b7 < b748f97aff339e7f08dca9cf38a05b980fb66fea`\n- `Linux >= 946b960d13c15f050a3b848987aaca79f6a459b7 < e4596816984efc537e7c04c1af0c639394f967f7`\n- `Linux >= 946b960d13c15f050a3b848987aaca79f6a459b7 < bc0e4f16c44e50daa0b1ea729934baa3b4815dee`\n- `Linux 2.6.21`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}