{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntomoyo: fix UAF write bug in tomoyo_write_control()\n\nSince tomoyo_write_control() updates head->write_buf when write()\nof long lines is requested, we need to fetch head->write_buf after\nhead->io_sem is held.  Otherwise, concurrent write() requests can\ncause use-after-free-write and double-free problems."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "security/tomoyo/common.c"
               ],
               "versions": [
                  {
                     "version": "bd03a3e4c9a9",
                     "lessThan": "a23ac1788e2c",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "bd03a3e4c9a9",
                     "lessThan": "7d930a4da179",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "bd03a3e4c9a9",
                     "lessThan": "3bfe04c1273d",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "bd03a3e4c9a9",
                     "lessThan": "2caa60507948",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "bd03a3e4c9a9",
                     "lessThan": "6edefe1b6c29",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "bd03a3e4c9a9",
                     "lessThan": "2f03fc340cac",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "security/tomoyo/common.c"
               ],
               "versions": [
                  {
                     "version": "3.1",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "3.1",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.212",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.151",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.81",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6.21",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.7.9",
                     "lessThanOrEqual": "6.7.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.8",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/a23ac1788e2c828c097119e9a3178f0b7e503fee"
            },
            {
               "url": "https://git.kernel.org/stable/c/7d930a4da17958f869ef679ee0e4a8729337affc"
            },
            {
               "url": "https://git.kernel.org/stable/c/3bfe04c1273d30b866f4c7c238331ed3b08e5824"
            },
            {
               "url": "https://git.kernel.org/stable/c/2caa605079488da9601099fbda460cfc1702839f"
            },
            {
               "url": "https://git.kernel.org/stable/c/6edefe1b6c29a9932f558a898968a9fcbeec5711"
            },
            {
               "url": "https://git.kernel.org/stable/c/2f03fc340cac9ea1dc63cbf8c93dd2eb0f227815"
            }
         ],
         "title": "tomoyo: fix UAF write bug in tomoyo_write_control()",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-26622",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}