CVE-2017-5549 (GCVE-0-2017-5549)

Vulnerability from cvelistv5 – Published: 2017-02-06 06:04 – Updated: 2024-08-05 15:04
VLAI
Summary
The klsi_105_get_line_state function in drivers/usb/serial/kl5kusb105.c in the Linux kernel before 4.9.5 places uninitialized heap-memory contents into a log entry upon a failure to read the line status, which allows local users to obtain sensitive information by reading the log.
Severity
5.5 (Medium)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE
  • n/a
Assigner
References
Date Public
2017-01-20 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T15:04:15.318Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "95715",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/95715"
          },
          {
            "name": "[oss-security] 20170120 Re: CVE REQUEST: linux kernel: process with pgid zero able to crash kernel",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2017/01/21/3"
          },
          {
            "name": "USN-3754-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3754-1/"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=146cc8a17a3b4996f6805ee5c080e7101277c410"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/torvalds/linux/commit/146cc8a17a3b4996f6805ee5c080e7101277c410"
          },
          {
            "name": "DSA-3791",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2017/dsa-3791"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1416114"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2017-01-20T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "The klsi_105_get_line_state function in drivers/usb/serial/kl5kusb105.c in the Linux kernel before 4.9.5 places uninitialized heap-memory contents into a log entry upon a failure to read the line status, which allows local users to obtain sensitive information by reading the log."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-08-24T09:57:01.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "name": "95715",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/95715"
        },
        {
          "name": "[oss-security] 20170120 Re: CVE REQUEST: linux kernel: process with pgid zero able to crash kernel",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2017/01/21/3"
        },
        {
          "name": "USN-3754-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3754-1/"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=146cc8a17a3b4996f6805ee5c080e7101277c410"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/torvalds/linux/commit/146cc8a17a3b4996f6805ee5c080e7101277c410"
        },
        {
          "name": "DSA-3791",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2017/dsa-3791"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1416114"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2017-5549",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The klsi_105_get_line_state function in drivers/usb/serial/kl5kusb105.c in the Linux kernel before 4.9.5 places uninitialized heap-memory contents into a log entry upon a failure to read the line status, which allows local users to obtain sensitive information by reading the log."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "95715",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/95715"
            },
            {
              "name": "[oss-security] 20170120 Re: CVE REQUEST: linux kernel: process with pgid zero able to crash kernel",
              "refsource": "MLIST",
              "url": "http://www.openwall.com/lists/oss-security/2017/01/21/3"
            },
            {
              "name": "USN-3754-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3754-1/"
            },
            {
              "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=146cc8a17a3b4996f6805ee5c080e7101277c410",
              "refsource": "CONFIRM",
              "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=146cc8a17a3b4996f6805ee5c080e7101277c410"
            },
            {
              "name": "https://github.com/torvalds/linux/commit/146cc8a17a3b4996f6805ee5c080e7101277c410",
              "refsource": "CONFIRM",
              "url": "https://github.com/torvalds/linux/commit/146cc8a17a3b4996f6805ee5c080e7101277c410"
            },
            {
              "name": "DSA-3791",
              "refsource": "DEBIAN",
              "url": "http://www.debian.org/security/2017/dsa-3791"
            },
            {
              "name": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5",
              "refsource": "CONFIRM",
              "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5"
            },
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1416114",
              "refsource": "CONFIRM",
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1416114"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2017-5549",
    "datePublished": "2017-02-06T06:04:00.000Z",
    "dateReserved": "2017-01-20T00:00:00.000Z",
    "dateUpdated": "2024-08-05T15:04:15.318Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2017-5549",
      "date": "2026-10-02",
      "epss": "0.00432",
      "percentile": "0.35301"
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "product": "n/a",
                "vendor": "n/a",
                "versions": [
                  {
                    "status": "affected",
                    "version": "n/a"
                  }
                ]
              }
            ],
            "source": "cve@mitre.org"
          }
        ],
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "7C19DB2D-DE85-4140-817A-D010708EB355",
                    "versionEndIncluding": "4.9.4",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "The klsi_105_get_line_state function in drivers/usb/serial/kl5kusb105.c in the Linux kernel before 4.9.5 places uninitialized heap-memory contents into a log entry upon a failure to read the line status, which allows local users to obtain sensitive information by reading the log."
          },
          {
            "lang": "es",
            "value": "La funci\u00f3n klsi_105_get_line_state en drivers/usb/serial/kl5kusb105.c en el kernel de Linux en versiones anteriores a 4.9.5 coloca los contenidos de memoria de pila no inicializados en una entrada de registro sobre un fallo para leer el estado de la l\u00ednea, lo que permite a usuarios locales obtener informaci\u00f3n sensible leyendo el registro."
          }
        ],
        "id": "CVE-2017-5549",
        "lastModified": "2026-06-17T01:20:43.740",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "LOW",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "LOCAL",
                "authentication": "NONE",
                "availabilityImpact": "NONE",
                "baseScore": 2.1,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "NONE",
                "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
                "version": "2.0"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "NONE",
                "baseScore": 5.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
                "version": "3.0"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2017-02-06T06:59:00.623",
        "references": [
          {
            "source": "cve@mitre.org",
            "tags": [
              "Issue Tracking",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=146cc8a17a3b4996f6805ee5c080e7101277c410"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.debian.org/security/2017/dsa-3791"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Release Notes",
              "Vendor Advisory"
            ],
            "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Mailing List",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2017/01/21/3"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/95715"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Issue Tracking",
              "Patch"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1416114"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Issue Tracking",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://github.com/torvalds/linux/commit/146cc8a17a3b4996f6805ee5c080e7101277c410"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://usn.ubuntu.com/3754-1/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Issue Tracking",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=146cc8a17a3b4996f6805ee5c080e7101277c410"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.debian.org/security/2017/dsa-3791"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Release Notes",
              "Vendor Advisory"
            ],
            "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mailing List",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2017/01/21/3"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/95715"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Issue Tracking",
              "Patch"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1416114"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Issue Tracking",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://github.com/torvalds/linux/commit/146cc8a17a3b4996f6805ee5c080e7101277c410"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://usn.ubuntu.com/3754-1/"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-532"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-05-13T03:44:25+00:00",
      "cve": "CVE-2017-5549",
      "id": "CVE-2017-5549",
      "initial_release_date": "2017-01-10T00:00:00+00:00",
      "product_status:known_affected": "55",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: Incorrect line-state error handling",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2017/cve-2017-5549.json",
      "version": "3"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.