mirror of
https://github.com/fkie-cad/nvd-json-data-feeds.git
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84 lines
3.2 KiB
JSON
84 lines
3.2 KiB
JSON
{
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"id": "CVE-2022-49053",
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"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"published": "2025-02-26T07:00:42.563",
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"lastModified": "2025-02-27T18:15:23.733",
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"vulnStatus": "Received",
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"cveTags": [],
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: target: tcmu: Fix possible page UAF\n\ntcmu_try_get_data_page() looks up pages under cmdr_lock, but it does not\ntake refcount properly and just returns page pointer. When\ntcmu_try_get_data_page() returns, the returned page may have been freed by\ntcmu_blocks_release().\n\nWe need to get_page() under cmdr_lock to avoid concurrent\ntcmu_blocks_release()."
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},
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{
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"lang": "es",
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"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: scsi: target: tcmu: Fix possible page UAF tcmu_try_get_data_page() busca p\u00e1ginas bajo cmdr_lock, pero no toma el recuento de referencias correctamente y solo devuelve el puntero de p\u00e1gina. Cuando tcmu_try_get_data_page() regresa, la p\u00e1gina devuelta puede haber sido liberada por tcmu_blocks_release(). Necesitamos get_page() bajo cmdr_lock para evitar tcmu_blocks_release() concurrente."
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}
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],
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"metrics": {
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"cvssMetricV31": [
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{
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"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"type": "Secondary",
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"cvssData": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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"baseScore": 7.8,
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"baseSeverity": "HIGH",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "HIGH",
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"availabilityImpact": "HIGH"
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},
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"exploitabilityScore": 1.8,
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"impactScore": 5.9
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}
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]
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},
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"weaknesses": [
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{
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"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"type": "Secondary",
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"description": [
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{
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"lang": "en",
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"value": "CWE-416"
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}
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]
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/a6968f7a367f128d120447360734344d5a3d5336",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/a9564d84ed9f6ee71017d062d0d2182154294a4b",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/aec36b98a1bbaa84bfd8299a306e4c12314af626",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/b7f3b5d70c834f49f7d87a2f2ed1c6284d9a0322",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/d7c5d79e50be6e06b669141e3db1f977a0dd4e8e",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/e3e0e067d5b34e4a68e3cc55f8eebc413f56f8ed",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/fb7a5115422fbd6a4d505e8844f1ef5529f10489",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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}
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]
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} |