CVE-2026-64342 (GCVE-0-2026-64342)

Vulnerability from cvelistv5 – Published: 2026-07-25 08:50 – Updated: 2026-07-25 08:50
VLAI
Title
USB: iowarrior: fix use-after-free on disconnect
Summary
In the Linux kernel, the following vulnerability has been resolved: USB: iowarrior: fix use-after-free on disconnect Submitted write URBs are not stopped on close() and therefore need to be stopped unconditionally on disconnect() to avoid use-after-free in the completion handler.
Severity
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 946b960d13c15f050a3b848987aaca79f6a459b7 , < d058d377291567b72aea33b017215cbfb383b0ad (git)
Affected: 946b960d13c15f050a3b848987aaca79f6a459b7 , < a7bbe946ca3a6eeb6f364d5e84b05e02c7c0d595 (git)
Affected: 946b960d13c15f050a3b848987aaca79f6a459b7 , < 97ad9337127be04ca0b027c2b01e69302353f404 (git)
Affected: 946b960d13c15f050a3b848987aaca79f6a459b7 , < 164398601a7f160bc3df1efa454f983302cef03f (git)
Affected: 946b960d13c15f050a3b848987aaca79f6a459b7 , < f328b0e9a0dbd162f5db1b83026b689f2fea2241 (git)
Affected: 946b960d13c15f050a3b848987aaca79f6a459b7 , < b748f97aff339e7f08dca9cf38a05b980fb66fea (git)
Affected: 946b960d13c15f050a3b848987aaca79f6a459b7 , < e4596816984efc537e7c04c1af0c639394f967f7 (git)
Affected: 946b960d13c15f050a3b848987aaca79f6a459b7 , < bc0e4f16c44e50daa0b1ea729934baa3b4815dee (git)
Create a notification for this product.
Linux Linux Affected: 2.6.21
Unaffected: 0 , < 2.6.21 (semver)
Unaffected: 5.10.261 , ≤ 5.10.* (semver)
Unaffected: 5.15.212 , ≤ 5.15.* (semver)
Unaffected: 6.1.178 , ≤ 6.1.* (semver)
Unaffected: 6.6.145 , ≤ 6.6.* (semver)
Unaffected: 6.12.96 , ≤ 6.12.* (semver)
Unaffected: 6.18.39 , ≤ 6.18.* (semver)
Unaffected: 7.1.4 , ≤ 7.1.* (semver)
Unaffected: 7.2-rc3 , ≤ * (original_commit_for_fix)
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "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"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.261",
                  "versionStartIncluding": "2.6.21",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.212",
                  "versionStartIncluding": "2.6.21",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.178",
                  "versionStartIncluding": "2.6.21",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.145",
                  "versionStartIncluding": "2.6.21",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.96",
                  "versionStartIncluding": "2.6.21",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.39",
                  "versionStartIncluding": "2.6.21",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.1.4",
                  "versionStartIncluding": "2.6.21",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.2-rc3",
                  "versionStartIncluding": "2.6.21",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "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."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-25T08:50:05.169Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "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"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-64342",
    "datePublished": "2026-07-25T08:50:05.169Z",
    "dateReserved": "2026-07-19T15:36:31.781Z",
    "dateUpdated": "2026-07-25T08:50:05.169Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-64342",
      "date": "2026-07-26",
      "epss": "0.00177",
      "percentile": "0.07457"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-64342\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2026-07-25T10:17:16.227\",\"lastModified\":\"2026-07-25T10:17:16.227\",\"vulnStatus\":\"Received\",\"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.\"}],\"affected\":[{\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"affectedData\":[{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"unaffected\",\"programFiles\":[\"drivers/usb/misc/iowarrior.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"946b960d13c15f050a3b848987aaca79f6a459b7\",\"lessThan\":\"d058d377291567b72aea33b017215cbfb383b0ad\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"946b960d13c15f050a3b848987aaca79f6a459b7\",\"lessThan\":\"a7bbe946ca3a6eeb6f364d5e84b05e02c7c0d595\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"946b960d13c15f050a3b848987aaca79f6a459b7\",\"lessThan\":\"97ad9337127be04ca0b027c2b01e69302353f404\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"946b960d13c15f050a3b848987aaca79f6a459b7\",\"lessThan\":\"164398601a7f160bc3df1efa454f983302cef03f\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"946b960d13c15f050a3b848987aaca79f6a459b7\",\"lessThan\":\"f328b0e9a0dbd162f5db1b83026b689f2fea2241\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"946b960d13c15f050a3b848987aaca79f6a459b7\",\"lessThan\":\"b748f97aff339e7f08dca9cf38a05b980fb66fea\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"946b960d13c15f050a3b848987aaca79f6a459b7\",\"lessThan\":\"e4596816984efc537e7c04c1af0c639394f967f7\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"946b960d13c15f050a3b848987aaca79f6a459b7\",\"lessThan\":\"bc0e4f16c44e50daa0b1ea729934baa3b4815dee\",\"versionType\":\"git\",\"status\":\"affected\"}]},{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"affected\",\"programFiles\":[\"drivers/usb/misc/iowarrior.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"2.6.21\",\"status\":\"affected\"},{\"version\":\"0\",\"lessThan\":\"2.6.21\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.10.261\",\"lessThanOrEqual\":\"5.10.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.15.212\",\"lessThanOrEqual\":\"5.15.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.1.178\",\"lessThanOrEqual\":\"6.1.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.6.145\",\"lessThanOrEqual\":\"6.6.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.12.96\",\"lessThanOrEqual\":\"6.12.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.18.39\",\"lessThanOrEqual\":\"6.18.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"7.1.4\",\"lessThanOrEqual\":\"7.1.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"7.2-rc3\",\"lessThanOrEqual\":\"*\",\"versionType\":\"original_commit_for_fix\",\"status\":\"unaffected\"}]}]}],\"metrics\":{},\"references\":[{\"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\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}",
    "suse_vex": {
      "aggregate_severity": "not set",
      "current_release_date": "2026-07-25T16:01:25Z",
      "cve": "CVE-2026-64342",
      "id": "CVE-2026-64342",
      "initial_release_date": "2026-07-25T16:01:25Z",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2026-64342",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2026-64342.json",
      "version": "2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.