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CVE-2026-31538

🗓️ 24 Apr 2026 14:30:25Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 3 Views

CVE-2026-31538 fixes race in smb server receive credits with a dedicated available credits counter.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-31538
24 Apr 202614:30
attackerkb
CNNVD
Linux kernel 安全漏洞
24 Apr 202600:00
cnnvd
Cvelist
CVE-2026-31538 smb: server: make use of smbdirect_socket.recv_io.credits.available
24 Apr 202614:30
cvelist
Debian CVE
CVE-2026-31538
24 Apr 202614:30
debiancve
EUVD
EUVD-2026-25431
24 Apr 202614:30
euvd
NVD
CVE-2026-31538
24 Apr 202615:16
nvd
OSV
BELL-CVE-2026-31538 CVE-2026-31538 does not affect BellSoft software
3 May 202606:12
osv
OSV
DEBIAN-CVE-2026-31538
24 Apr 202615:16
osv
OSV
UBUNTU-CVE-2026-31538
24 Apr 202615:16
osv
Positive Technologies
PT-2026-34890
24 Apr 202600:00
ptsecurity
Rows per page
NVD
Vulners
CNA
Node
linuxlinux_kernelRange6.186.18.11
OR
linuxlinux_kernelRange6.196.19.1
[
  {
    "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": "89b021a72663c4d96d8a8b85272bb42d991a1c6f",
        "lessThan": "66c082e3d4651e8629a393a9e182b01eb50fb0a3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "89b021a72663c4d96d8a8b85272bb42d991a1c6f",
        "lessThan": "809cbd31aa4f87a1b889532244c9cf30eb022385",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "89b021a72663c4d96d8a8b85272bb42d991a1c6f",
        "lessThan": "26ad87a2cfb8c1384620d1693a166ed87303046e",
        "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/transport_rdma.c"
    ],
    "versions": [
      {
        "version": "6.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.18",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.11",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.1",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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11 May 2026 22:10Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.17.5
EPSS0.00054
3