Lucene search
+L

CVE-2026-89767 ovl: fix double end_creating() on the casefold-mismatch path

🗓️ 11 Sep 2026 19:47:07Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

Double end_creating() in overlayfs casefold-mismatch path causing unprivileged DoS in Linux kernel.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-89767
11 Sep 202619:47
cve
euvd
EUVD
EUVD-2026-76679
11 Sep 202619:47
euvd
nvd
NVD
CVE-2026-89767
11 Sep 202620:20
nvd
ptsecurity
Positive Technologies
PT-2026-90483
11 Sep 202600:00
ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/overlayfs/dir.c"
    ],
    "versions": [
      {
        "version": "dfc7da402ccc92d6e4b01a4778a3f15f2496b9af",
        "lessThan": "2fa220bc0f84597cb6de665e5b5021c5901ddf00",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "dfc7da402ccc92d6e4b01a4778a3f15f2496b9af",
        "lessThan": "b1aa8ab78a8e87aee9e306971465408e059f839a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "dfc7da402ccc92d6e4b01a4778a3f15f2496b9af",
        "lessThan": "077ab8985ee278c3d8618182d335b0f0cd919e16",
        "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/overlayfs/dir.c"
    ],
    "versions": [
      {
        "version": "6.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.18",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.51",
        "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"
      }
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation