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Critical

cifs: fix session state check in reconnect to avoid use-after-free issue

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: cifs: fix session state check in reconnect to avoid use-after-free issue Don't collect exiting session in smb2_reconnect_server(), because it will be released soon. Note that the exiting session will stay in server->smb_ses_list until it complete the cifs_free_ipc() and logoff() and then delete itself from the list.

Announced Group revision 1
Original source ↗

CVE-2023-53794

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2023-53794

Linux

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Linux

Source reference: /containers/cna/affected/1/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "4fcd1813e6404dd4420c7d12fb483f9320f0bf93",
        "lessThan": "7e4f5c3f01fb0e51ca438e43262d858daf9a0a76",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "4fcd1813e6404dd4420c7d12fb483f9320f0bf93",
        "lessThan": "759ffc164d95a32c09528766d74d9b4fb054e8f4",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "4fcd1813e6404dd4420c7d12fb483f9320f0bf93",
        "lessThan": "99f280700b4cc02d5f141b8d15f8e9fad0418f65",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "655e0c067f0e02ece03fd0591dabe3db2ae27552",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "875cc09c0767a4ac06b57af383709657f98b3ea1",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "599fe1409085059ba12a2c3897c853be9fa9e7cf",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "2e4378ee60049b752c9dce16f62ce6fbd11b379a",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "59b520454b323ec43b2ae757217332cea33091e0",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "e20c888e2b3576e5f498c167729d274ef60b86f8",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "4ce7aa4e44d88ce64ea8ae2337b8910f3670b0ba",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "419fad68e4c4135ff9859e9214dd6cf954413ca1",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "3.10.103",
        "lessThan": "3.11",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "3.12.63",
        "lessThan": "3.13",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "3.14.74",
        "lessThan": "3.15",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "3.16.37",
        "lessThan": "3.17",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "3.18.37",
        "lessThan": "3.19",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "4.1.28",
        "lessThan": "4.2",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "4.4.16",
        "lessThan": "4.5",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "4.6.5",
        "lessThan": "4.7",
        "versionType": "semver"
      }
    ],
    "programFiles": [
      "fs/smb/client/smb2pdu.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "4.7"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "4.7",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "6.1.47",
        "versionType": "semver",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.4.12",
        "versionType": "semver",
        "lessThanOrEqual": "6.4.*"
      },
      {
        "status": "unaffected",
        "version": "6.5",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "fs/smb/client/smb2pdu.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2023-53794

Source reference: /cveMetadata/cveId

Publisher severity

critical

Source reference: /containers/cna/metrics

Event
#30320 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement

Revision history

  1. CVE-2023-53794 · Revision 1Source updated