fkie_cve-2022-41848
Vulnerability from fkie_nvd
Published
2022-09-30 06:15
Modified
2025-05-20 20:15
Severity ?
4.2 (Medium) - CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
4.2 (Medium) - CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
drivers/char/pcmcia/synclink_cs.c in the Linux kernel through 5.19.12 has a race condition and resultant use-after-free if a physically proximate attacker removes a PCMCIA device while calling ioctl, aka a race condition between mgslpc_ioctl and mgslpc_detach.
References
cve@mitre.orghttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/char/pcmcia/synclink_cs.cVendor Advisory
cve@mitre.orghttps://lore.kernel.org/lkml/20220919040251.GA302541%40ubuntu/T/#rc85e751f467b3e6f9ccef92cfa7fb8a6cc50c270
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/char/pcmcia/synclink_cs.cVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lore.kernel.org/lkml/20220919040251.GA302541%40ubuntu/T/#rc85e751f467b3e6f9ccef92cfa7fb8a6cc50c270
Impacted products
Vendor Product Version
linux linux_kernel *


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "23BF74ED-65BB-46BD-8C28-143062FC6C49",
              "versionEndIncluding": "5.19.12",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "drivers/char/pcmcia/synclink_cs.c in the Linux kernel through 5.19.12 has a race condition and resultant use-after-free if a physically proximate attacker removes a PCMCIA device while calling ioctl, aka a race condition between mgslpc_ioctl and mgslpc_detach."
    },
    {
      "lang": "es",
      "value": "El archivo drivers/char/pcmcia/synclink_cs.c en el kernel de Linux versiones hasta 5.19.12, presenta una condici\u00f3n de carrera y un uso de memoria previamente liberada resultante si un atacante f\u00edsicamente pr\u00f3ximo elimina un dispositivo PCMCIA mientras llama a ioctl, tambi\u00e9n se conoce como una condici\u00f3n de carrera entre mgslpc_ioctl y mgslpc_detach"
    }
  ],
  "id": "CVE-2022-41848",
  "lastModified": "2025-05-20T20:15:27.490",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "PHYSICAL",
          "availabilityImpact": "HIGH",
          "baseScore": 4.2,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 0.5,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "PHYSICAL",
          "availabilityImpact": "HIGH",
          "baseScore": 4.2,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 0.5,
        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2022-09-30T06:15:11.580",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/char/pcmcia/synclink_cs.c"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lore.kernel.org/lkml/20220919040251.GA302541%40ubuntu/T/#rc85e751f467b3e6f9ccef92cfa7fb8a6cc50c270"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/char/pcmcia/synclink_cs.c"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lore.kernel.org/lkml/20220919040251.GA302541%40ubuntu/T/#rc85e751f467b3e6f9ccef92cfa7fb8a6cc50c270"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-362"
        },
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-362"
        },
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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