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CVE-2026-89501

🗓️ 11 Sep 2026 19:43:50Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 42 Views

Race in Linux kernel ring-buffer due to missing cpu_buffer::lock when resizing a subbuf.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-89501
16 Sep 202604:20
–circl
cvelist
Cvelist
CVE-2026-89501 ring-buffer: Hold cpu_buffer::lock when resizing a subbuf
11 Sep 202619:43
–cvelist
debian
Debian
[SECURITY] [DSA 6528-1] linux security update
29 Sep 202609:49
–debian
debiancve
Debian CVE
CVE-2026-89501
11 Sep 202619:43
–debiancve
nessus
Tenable Nessus
Debian dsa-6528 : ata-modules-6.12.111+deb13-armmp-di - security update
29 Sep 202600:00
–nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-89501
12 Sep 202600:00
–nessus
euvd
EUVD
EUVD-2026-76407
11 Sep 202619:43
–euvd
nvd
NVD
CVE-2026-89501
11 Sep 202620:19
–nvd
opensuse
OPENSUSE Linux
kernel-devel-7.2.6-1.1 on GA media (moderate)
20 Sep 202600:00
–opensuse
osv
OSV
BELL-CVE-2026-89501
15 Sep 202606:05
–osv
Rows per page
Vulners
CNA
Node
OR
linuxlinux_kernelRange6.8–6.12.109
linuxlinux_kernelRange6.13.0–6.18.50
linuxlinux_kernelRange6.19.0–7.2.4
linuxlinux_kernelRange7.3.0–7.3-rc1
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/trace/ring_buffer.c"
    ],
    "versions": [
      {
        "version": "8e7b58c27b3c567316a51079b375b846f9223bba",
        "lessThan": "8a496aaa3da6e8d545896c2370c7e617cc931ae2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8e7b58c27b3c567316a51079b375b846f9223bba",
        "lessThan": "6fcb0b745a0b80df62eae4a93ce52a2d061f4ac2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8e7b58c27b3c567316a51079b375b846f9223bba",
        "lessThan": "bf242baf58de03467f226c8e29554c9495dca7fc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8e7b58c27b3c567316a51079b375b846f9223bba",
        "lessThan": "24974bd0da1b47fd56c975533ead50abf754e74d",
        "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/trace/ring_buffer.c"
    ],
    "versions": [
      {
        "version": "6.8",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.8",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.109",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.50",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.4",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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13 Sep 2026 07:17Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.8
EPSS0.00175
42