CVE-2022-48670
Vulnerability from cvelistv5
Published
2024-05-03 14:49
Modified
2024-08-03 15:17
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
peci: cpu: Fix use-after-free in adev_release()
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1c11289b34ab67ed080bbe0f1855c4938362d9cfPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c87f1f99e26ea4ae08cabe753ae98e5626bdba89Patch
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

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                "id": "CVE-2022-48670",
                "options": [
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                    "Exploitation": "none"
                  },
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                  },
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                "version": "2.0.3"
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2022-48670",
    "datePublished": "2024-05-03T14:49:54.401Z",
    "dateReserved": "2024-02-25T13:44:28.321Z",
    "dateUpdated": "2024-08-03T15:17:55.773Z",
    "state": "PUBLISHED"
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    "nvd": "{\"cve\":{\"id\":\"CVE-2022-48670\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-03T15:15:07.377\",\"lastModified\":\"2024-07-03T01:39:06.507\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\npeci: cpu: Fix use-after-free in adev_release()\\n\\nWhen auxiliary_device_add() returns an error, auxiliary_device_uninit()\\nis called, which causes refcount for device to be decremented and\\n.release callback will be triggered.\\n\\nBecause adev_release() re-calls auxiliary_device_uninit(), it will cause\\nuse-after-free:\\n[ 1269.455172] WARNING: CPU: 0 PID: 14267 at lib/refcount.c:28 refcount_warn_saturate+0x110/0x15\\n[ 1269.464007] refcount_t: underflow; use-after-free.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: peci: cpu: corrige use-after-free en adev_release() Cuando auxiliar_device_add() devuelve un error, se llama a auxiliar_device_uninit(), lo que hace que se disminuya el recuento del dispositivo y . Se activar\u00e1 la devoluci\u00f3n de llamada de liberaci\u00f3n. Debido a que adev_release() vuelve a llamar a auxiliar_device_uninit(), provocar\u00e1 use-after-free: [1269.455172] ADVERTENCIA: CPU: 0 PID: 14267 en lib/refcount.c:28 refcount_warn_saturate+0x110/0x15 [1269.464007] refcount_t: underflow ; use-after-free.\"}],\"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:H/I:H/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"5.19.10\",\"matchCriteriaId\":\"2E7245F8-25D3-40FA-B93B-D0580D729913\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/1c11289b34ab67ed080bbe0f1855c4938362d9cf\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/c87f1f99e26ea4ae08cabe753ae98e5626bdba89\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
  }
}


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