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CVE-2025-40031

🗓️ 28 Oct 2025 11:48:13Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 72 Views

Kernel fix for register_shm_helper handling partial pages to avoid NULL dereference in tee input.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
astralinux
AstraLinux
Astra Linux – Vulnerability in Linux 6.12
13 Jan 202614:01
–astralinux
bdu_fstec
BDU FSTEC
Linux kernel secure execution environment register_shm_helper Heap Buffer Overflow DoS
10 Mar 202600:00
–bdu_fstec
circl
Circl
CVE-2025-40031
2 Apr 202617:00
–circl
cnnvd
CNNVD
Linux Kernel Security Vulnerabilities
28 Oct 202500:00
–cnnvd
cvelist
Cvelist
CVE-2025-40031 tee: fix register_shm_helper()
28 Oct 202511:48
–cvelist
debiancve
Debian CVE
CVE-2025-40031
28 Oct 202511:48
–debiancve
oraclelinux
Oracle linux
Unbreakable Enterprise kernel security update
10 Dec 202500:00
–oraclelinux
euvd
EUVD
EUVD-2025-36497
28 Oct 202511:48
–euvd
hp
Hewlett-Packard
HP ThinPro 8.1 SP10 Security Updates
2 Oct 202600:00
–hp
nvd
NVD
CVE-2025-40031
28 Oct 202512:15
–nvd
Rows per page
Vulners
CNA
Node
OR
linuxlinux_kernelRange6.8–6.12.53
linuxlinux_kernelRange6.13.0–6.17.3
linuxlinux_kernelRange6.18.0≥
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/tee/tee_shm.c"
    ],
    "versions": [
      {
        "version": "7bdee41575919773818e525ea19e54eb817770af",
        "lessThan": "9338093db954918558677a468d32e77041c65167",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7bdee41575919773818e525ea19e54eb817770af",
        "lessThan": "6a7874ab814ce12003c46a92f7afc9b035c8e8e9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7bdee41575919773818e525ea19e54eb817770af",
        "lessThan": "d5cf5b37064b1699d946e8b7ab4ac7d7d101814c",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/tee/tee_shm.c"
    ],
    "versions": [
      {
        "version": "6.8",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.8",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.53",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.17.3",
        "lessThanOrEqual": "6.17.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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19 Oct 2026 21:10Current
6.2Medium risk
Vulners AI Score6.2
EPSS0.00211
72