2024-12-08 03:06:42 +00:00

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{
"id": "CVE-2024-42242",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2024-08-07T16:15:47.013",
"lastModified": "2024-08-08T14:53:42.797",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: sdhci: Fix max_seg_size for 64KiB PAGE_SIZE\n\nblk_queue_max_segment_size() ensured:\n\n\tif (max_size < PAGE_SIZE)\n\t\tmax_size = PAGE_SIZE;\n\nwhereas:\n\nblk_validate_limits() makes it an error:\n\n\tif (WARN_ON_ONCE(lim->max_segment_size < PAGE_SIZE))\n\t\treturn -EINVAL;\n\nThe change from one to the other, exposed sdhci which was setting maximum\nsegment size too low in some circumstances.\n\nFix the maximum segment size when it is too low."
},
{
"lang": "es",
"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: mmc: sdhci: Correcci\u00f3n max_seg_size para 64KiB PAGE_SIZE blk_queue_max_segment_size() asegurado: if (max_size &lt; PAGE_SIZE) max_size = PAGE_SIZE; mientras que: blk_validate_limits() lo convierte en un error: if (WARN_ON_ONCE(lim-&gt;max_segment_size &lt; PAGE_SIZE)) return -EINVAL; El cambio de uno a otro expuso a sdhci, que estaba estableciendo un tama\u00f1o de segmento m\u00e1ximo demasiado bajo en algunas circunstancias. Fije el tama\u00f1o m\u00e1ximo del segmento cuando sea demasiado bajo."
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "nvd@nist.gov",
"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
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-770"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.9",
"versionEndExcluding": "6.9.10",
"matchCriteriaId": "0F5C3789-472B-40EC-9D2A-48169EDB592B"
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"references": [
{
"url": "https://git.kernel.org/stable/c/63d20a94f24fc1cbaf44d0e7c0e0a8077fde0aef",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/bf78b1accef46efd9b624967cb74ae8d3c215a2b",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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}