CVE-2025-37883
Full vulnerability record from the local CVENow database.
Description
In the Linux kernel, the following vulnerability has been resolved: s390/sclp: Add check for get_zeroed_page() Add check for the return value of get_zeroed_page() in sclp_console_init() to prevent null pointer dereference. Furthermore, to solve the memory leak caused by the loop allocation, add a free helper to do the free job.
Severity
MEDIUM
CVSS score
5.5
(v3.1)
Vulnerability status
Analyzed
Source identifier
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Published
2025-05-09 07:16:09.607000
Last modified
2026-11-05 21:17:56.987000
View original CVE JSON
{
"id": "CVE-2025-37883",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2025-05-09T07:16:09.607",
"lastModified": "2026-11-05T21:17:56.987",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ns390/sclp: Add check for get_zeroed_page()\n\nAdd check for the return value of get_zeroed_page() in\nsclp_console_init() to prevent null pointer dereference.\nFurthermore, to solve the memory leak caused by the loop\nallocation, add a free helper to do the free job."
},
{
"lang": "es",
"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: s390/sclp: Se ha añadido una comprobación para get_zeroed_page(). Se ha añadido una comprobación del valor de retorno de get_zeroed_page() en sclp_console_init() para evitar la desreferencia de punteros nulos. Además, para solucionar la fuga de memoria causada por la asignación de bucles, se ha añadido un asistente gratuito para realizar la tarea."
}
],
"affected": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"affectedData": [
{
"vendor": "Linux",
"product": "Linux",
"defaultStatus": "unaffected",
"programFiles": [
"drivers/s390/char/sclp_con.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"versions": [
{
"version": "4c8f4794b61e89dd68f96cfc23a9d9b6c25be420",
"lessThan": "e1e00dc45648125ef7cb87ebc3b581ac224e7b39",
"versionType": "git",
"status": "affected"
},
{
"version": "4c8f4794b61e89dd68f96cfc23a9d9b6c25be420",
"lessThan": "397254706eba9d8f99fd237feede7ab3169a7f9a",
"versionType": "git",
"status": "affected"
},
{
"version": "4c8f4794b61e89dd68f96cfc23a9d9b6c25be420",
"lessThan": "28e5a867aa542e369e211c2baba7044228809a99",
"versionType": "git",
"status": "affected"
},
{
"version": "4c8f4794b61e89dd68f96cfc23a9d9b6c25be420",
"lessThan": "3b3aa72636a6205933609ec274a8747720c1ee3f",
"versionType": "git",
"status": "affected"
},
{
"version": "4c8f4794b61e89dd68f96cfc23a9d9b6c25be420",
"lessThan": "f69f8a93aacf6e99af7b1cc992d8ca2cc07b96fb",
"versionType": "git",
"status": "affected"
},
{
"version": "4c8f4794b61e89dd68f96cfc23a9d9b6c25be420",
"lessThan": "3db42c75a921854a99db0a2775814fef97415bac",
"versionType": "git",
"status": "affected"
}
]
},
{
"vendor": "Linux",
"product": "Linux",
"defaultStatus": "affected",
"programFiles": [
"drivers/s390/char/sclp_con.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"versions": [
{
"version": "2.6.31",
"status": "affected"
},
{
"version": "0",
"lessThan": "2.6.31",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "5.15.181",
"lessThanOrEqual": "5.15.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.1.136",
"lessThanOrEqual": "6.1.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.6.89",
"lessThanOrEqual": "6.6.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.12.26",
"lessThanOrEqual": "6.12.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.14.5",
"lessThanOrEqual": "6.14.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.15",
"lessThanOrEqual": "*",
"versionType": "original_commit_for_fix",
"status": "unaffected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "[email protected]",
"type": "Primary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-11-05T20:44:27.590502Z",
"id": "CVE-2025-37883",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-476"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.15.181",
"matchCriteriaId": "E1AE45B7-B31B-48DF-9F83-959F56624B62"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.16",
"versionEndExcluding": "6.1.136",
"matchCriteriaId": "27735C1B-DDFC-4860-8952-1D01025F9D4C"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.2",
"versionEndExcluding": "6.6.89",
"matchCriteriaId": "D79CE030-3114-45E0-B52B-C77781BCB587"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.7",
"versionEndExcluding": "6.12.26",
"matchCriteriaId": "22F52099-F422-4D19-8283-45F9F9BF4392"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.13",
"versionEndExcluding": "6.14.5",
"matchCriteriaId": "6B25CA7E-4CD0-46DB-B4EF-13A3516071FB"
}
]
}
]
},
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
"matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/28e5a867aa542e369e211c2baba7044228809a99",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/397254706eba9d8f99fd237feede7ab3169a7f9a",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/3b3aa72636a6205933609ec274a8747720c1ee3f",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/3db42c75a921854a99db0a2775814fef97415bac",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/e1e00dc45648125ef7cb87ebc3b581ac224e7b39",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/f69f8a93aacf6e99af7b1cc992d8ca2cc07b96fb",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
]
}
]
}