CVE-2026-31608 smb: server: avoid double-free in smb_direct_free_sendmsg after smb_direct_flush_send_list()

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/server/transport_rdma.c"
    ],
    "versions": [
      {
        "version": "5ef18a2e66f2f33fdac64437bddfb9fe6389fdc7",
        "lessThan": "6968c91fab05b8fc4d6700e0cf34472bb422df25",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "79242e7b6bc63efec28b7c235bc320806afce6c0",
        "lessThan": "2ba03f46132b0d1a7bafb86e1ef61951a2254023",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "34abd408c8ba24d7c97bd02ba874d8c714f49db1",
        "lessThan": "830de6eeb9db4cb7e758201fb99328ef4ca4b032",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "34abd408c8ba24d7c97bd02ba874d8c714f49db1",
        "lessThan": "84ff995ae826aa6bbcc6c7b9ea569ff67c021d72",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.18.11",
        "lessThan": "6.18.24",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.19.1",
        "lessThan": "6.19.14",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/server/transport_rdma.c"
    ],
    "versions": [
      {
        "version": "7.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "7.0",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.24",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.14",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.1",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]