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CVE-2026-74521

🗓️ 15 Aug 2026 12:27:39Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 40 Views

ksmbd uses memcmp() to compare ClientGUIDs, fixing strncmp() NUL byte comparison bug.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-74521
15 Aug 202612:27
attackerkb
circl
Circl
CVE-2026-74521
17 Aug 202616:40
circl
cvelist
Cvelist
CVE-2026-74521 ksmbd: use memcmp() to compare ClientGUIDs
15 Aug 202612:27
cvelist
debiancve
Debian CVE
CVE-2026-74521
15 Aug 202612:27
debiancve
euvd
EUVD
EUVD-2026-59714
15 Aug 202612:27
euvd
nvd
NVD
CVE-2026-74521
15 Aug 202613:17
nvd
osv
OSV
BELL-CVE-2026-74521
18 Aug 202606:06
osv
osv
OSV
DEBIAN-CVE-2026-74521
15 Aug 202613:17
osv
osv
OSV
UBUNTU-CVE-2026-74521
15 Aug 202613:17
osv
ptsecurity
Positive Technologies
PT-2026-72973
15 Aug 202600:00
ptsecurity
Rows per page
Vulners
CNA
Node
OR
linuxlinux_kernelRange5.157.1.8
linuxlinux_kernelRange7.2.0
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/server/smb2pdu.c"
    ],
    "versions": [
      {
        "version": "e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9",
        "lessThan": "d535363299822c5caa543787b21bd5cfa3e41949",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9",
        "lessThan": "e8bb506e6ef749ac0336f3e579d8d02396b7d832",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/server/smb2pdu.c"
    ],
    "versions": [
      {
        "version": "5.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.15",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.8",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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17 Aug 2026 06:19Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.19.1
EPSS0.00315
40