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CVE-2026-23342

🗓️ 25 Mar 2026 10:27:30Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 3 Views

Fix race in cpumap on PREEMPT_RT where per-CPU bulk queue is accessed concurrently.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-23342
25 Mar 202610:27
attackerkb
Tenable Nessus
Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-1596)
30 Apr 202600:00
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-23342
28 Mar 202600:00
nessus
Amazon
Important: kernel6.18
30 Apr 202600:00
amazon
AstraLinux
Astra Linux - уязвимость в linux-5.10
20 May 202605:53
astralinux
CNNVD
Linux kernel 安全漏洞
25 Mar 202600:00
cnnvd
Cvelist
CVE-2026-23342 bpf: Fix race in cpumap on PREEMPT_RT
25 Mar 202610:27
cvelist
Debian CVE
CVE-2026-23342
25 Mar 202610:27
debiancve
EUVD
EUVD-2026-15309
25 Mar 202612:30
euvd
NVD
CVE-2026-23342
25 Mar 202611:16
nvd
Rows per page
NVD
Vulners
CNA
Node
linuxlinux_kernelRange6.18.16.18.17
OR
linuxlinux_kernelRange6.196.19.7
OROROROROROROROR
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/bpf/cpumap.c"
    ],
    "versions": [
      {
        "version": "3253cb49cbad4772389d6ef55be75db1f97da910",
        "lessThan": "7466ae2aeed483de80c5d8dea0913cf74038b652",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3253cb49cbad4772389d6ef55be75db1f97da910",
        "lessThan": "e67299e1044349ad0088d52c6bc5764cc1816c06",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3253cb49cbad4772389d6ef55be75db1f97da910",
        "lessThan": "869c63d5975d55e97f6b168e885452b3da20ea47",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/bpf/cpumap.c"
    ],
    "versions": [
      {
        "version": "6.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.18",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.17",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.7",
        "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 22:04Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.14.7
EPSS0.00014
3