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CVE-2025-40193 xtensa: simdisk: add input size check in proc_write_simdisk

🗓️ 12 Nov 2025 21:56:31Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 29 Views

CVE-2025-40193 fixes input size check in proc_write_simdisk to prevent kernel crash.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
astralinux
AstraLinux
Astra Linux – Vulnerability in Linux 6.1
5 Oct 202611:39
–astralinux
bdu_fstec
BDU FSTEC
Linux kernel memdup_user_nul() DoS
24 Nov 202500:00
–bdu_fstec
cbl_mariner
CBLMariner
CVE-2025-40193 affecting package kernel for versions less than 6.6.117.1-1
15 Dec 202516:03
–cbl_mariner
circl
Circl
CVE-2025-40193
3 Dec 202514:14
–circl
cnnvd
CNNVD
Linux Kernel Security Vulnerabilities
12 Nov 202500:00
–cnnvd
cve
CVE
CVE-2025-40193
12 Nov 202521:56
–cve
debian
Debian
[SECURITY] [DLA 4379-1] linux-6.1 security update
25 Nov 202517:19
–debian
debiancve
Debian CVE
CVE-2025-40193
12 Nov 202521:56
–debiancve
nessus
Tenable Nessus
Debian dla-4379 : linux-config-6.1 - security update
25 Nov 202500:00
–nessus
nessus
Tenable Nessus
Photon OS 5.0: Linux PHSA-2025-5.0-0655
24 Oct 202500:00
–nessus
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/xtensa/platforms/iss/simdisk.c"
    ],
    "versions": [
      {
        "version": "b6c7e873daf765e41233b9752083b66442703b7a",
        "lessThan": "f40405ccfb87b71175f2d5d004c0b8a0aebcc2cf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b6c7e873daf765e41233b9752083b66442703b7a",
        "lessThan": "151bd88859474cdaccc1e4c8b21fbf72dbba2ab4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b6c7e873daf765e41233b9752083b66442703b7a",
        "lessThan": "d381de7fd4cdc928ede96987dc64b133e6480dd6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b6c7e873daf765e41233b9752083b66442703b7a",
        "lessThan": "a0c2c36d864ef3676b05cfd8c58b72ee3214cb1a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b6c7e873daf765e41233b9752083b66442703b7a",
        "lessThan": "5d5f08fd0cd970184376bee07d59f635c8403f63",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/xtensa/platforms/iss/simdisk.c"
    ],
    "versions": [
      {
        "version": "3.9",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.9",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.157",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.113",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.54",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.17.4",
        "lessThanOrEqual": "6.17.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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11 May 2026 21:44Current
EPSS0.00203
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