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CVE-2026-68431 ksmbd: validate minimum PDU size for transform requests

🗓️ 12 Aug 2026 00:07:17Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 33 Views

ksmbd out-of-bounds read in SMB2 transform request path allows unauthenticated information disclosure.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-68431
12 Aug 202600:07
attackerkb
circl
Circl
CVE-2026-68431
13 Aug 202623:30
circl
cve
CVE
CVE-2026-68431
12 Aug 202600:07
cve
debian
Debian
[SECURITY] [DSA 6466-1] linux security update
25 Aug 202620:09
debian
debiancve
Debian CVE
CVE-2026-68431
12 Aug 202600:07
debiancve
nessus
Tenable Nessus
Debian dsa-6466 : ata-modules-6.12.101+deb13-armmp-di - security update
25 Aug 202600:00
nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-68431
12 Aug 202600:00
nessus
euvd
EUVD
EUVD-2026-57039
12 Aug 202600:07
euvd
nvd
NVD
CVE-2026-68431
12 Aug 202600:17
nvd
osv
OSV
BELL-CVE-2026-68431
14 Aug 202606:04
osv
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/server/connection.c"
    ],
    "versions": [
      {
        "version": "df3a4518aee64f21bcafa891105b468413f27431",
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        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "543c12c2644e772caa6880662c2a852cfdc5a10c",
        "lessThan": "928dda88d0e13fbca381255028f65b244343a4ea",
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      },
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      },
      {
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      {
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      {
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      },
      {
        "version": "e9cb7be2fcbaee9e808b729e92948d38d52e5add",
        "status": "affected",
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      },
      {
        "version": "5.15.145",
        "lessThan": "5.15.217",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.1.34",
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        "status": "affected",
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      {
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        "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/connection.c"
    ],
    "versions": [
      {
        "version": "6.4",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.4",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.217",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.184",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.153",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.105",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.46",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.6",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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