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CVE-2026-46185 smb/client: fix out-of-bounds read in symlink_data()

🗓️ 28 May 2026 09:36:39Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 30 Views

Fix for SMB client out-of-bounds read caused by missing length validation in error response.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/client/smb2misc.c"
    ],
    "versions": [
      {
        "version": "76894f3e2f71177747b8b4763fb180e800279585",
        "lessThan": "2be11faf79e49fb8250a181ff0b4d2b2f084af83",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "76894f3e2f71177747b8b4763fb180e800279585",
        "lessThan": "ef6495d4df6e7af8f3de67e65150881c880f696c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "76894f3e2f71177747b8b4763fb180e800279585",
        "lessThan": "15dc0a4de743a1aaa7b859b3aea79f08c695396c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "76894f3e2f71177747b8b4763fb180e800279585",
        "lessThan": "b8c8a704f0bc133deb171f6aeb6f3a684203e212",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "76894f3e2f71177747b8b4763fb180e800279585",
        "lessThan": "b9561402489d41149f63e001a74384863b7b30a6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "76894f3e2f71177747b8b4763fb180e800279585",
        "lessThan": "d62b8d236fab503c6fec1d3e9a38bea71feaca20",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2d046892a493d9760c35fdaefc3017f27f91b621",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.0.16",
        "lessThan": "6.1",
        "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/client/smb2misc.c"
    ],
    "versions": [
      {
        "version": "6.1",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.1",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.175",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.140",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.88",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.30",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.7",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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