github - ghsa-xqc2-q3vp-2m56

ghsa-xqc2-q3vp-2m56

Vulnerability from github

Published

2022-05-24 17:14

Modified

2022-10-12 12:00

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Details

The fix for the Linux kernel in Ubuntu 18.04 LTS for CVE-2019-14615 ("The Linux kernel did not properly clear data structures on context switches for certain Intel graphics processors.") was discovered to be incomplete, meaning that in versions of the kernel before 4.15.0-91.92, an attacker could use this vulnerability to expose sensitive information.

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2020-8832"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-200"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-04-10T00:15:00Z",
    "severity": "LOW"
  },
  "details": "The fix for the Linux kernel in Ubuntu 18.04 LTS for CVE-2019-14615 (\"The Linux kernel did not properly clear data structures on context switches for certain Intel graphics processors.\") was discovered to be incomplete, meaning that in versions of the kernel before 4.15.0-91.92, an attacker could use this vulnerability to expose sensitive information.",
  "id": "GHSA-xqc2-q3vp-2m56",
  "modified": "2022-10-12T12:00:25Z",
  "published": "2022-05-24T17:14:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-8832"
    },
    {
      "type": "WEB",
      "url": "https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1862840"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20200430-0004"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/usn/usn-4302-1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

cve-2020-8832

Vulnerability from cvelistv5

Published

2020-04-09 23:50

Modified

2024-09-17 02:51

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Summary

References

▼	URL	Tags
	https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1862840	x_refsource_MISC
	https://usn.ubuntu.com/usn/usn-4302-1	vendor-advisory, x_refsource_UBUNTU
	https://security.netapp.com/advisory/ntap-20200430-0004/	x_refsource_CONFIRM

Impacted products

Vendor

Product

Version

▼

Ubuntu

18.04 LTS (bionic) Linux kernel

Version: 4.15.x kernels < 4.15.0-91.92

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T10:12:10.848Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1862840"
          },
          {
            "name": "USN-4302-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/usn/usn-4302-1"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20200430-0004/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "18.04 LTS (bionic) Linux kernel",
          "vendor": "Ubuntu",
          "versions": [
            {
              "lessThan": "4.15.0-91.92",
              "status": "affected",
              "version": "4.15.x kernels",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Gregory Herrero"
        }
      ],
      "datePublic": "2020-03-05T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "The fix for the Linux kernel in Ubuntu 18.04 LTS for CVE-2019-14615 (\"The Linux kernel did not properly clear data structures on context switches for certain Intel graphics processors.\") was discovered to be incomplete, meaning that in versions of the kernel before 4.15.0-91.92, an attacker could use this vulnerability to expose sensitive information."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-200",
              "description": "CWE-200 Information Exposure",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-04-30T18:06:07",
        "orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
        "shortName": "canonical"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1862840"
        },
        {
          "name": "USN-4302-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/usn/usn-4302-1"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://security.netapp.com/advisory/ntap-20200430-0004/"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Update to linux kernel 4.15.0-91.92 or newer, or apply the following commits:\n\n (20ccd4d3f689ac14dce8632d76769be0ac952060) drm/i915: Use same test for eviction and submitting kernel context\n (1803fcbca2e444f7972430c4dc1c3e98c6ee1bc9) drm/i915: Define an engine class enum for the uABI\n (ae6c4574782dbfebcbf1f7e3620bcaf58ceb69e3) drm/i915: Force the switch to the i915-\u003ekernel_context\n (f58d13d5717938d4dfcc82a2eeba0a6d7644f6e5) drm/i915: Move GT powersaving init to i915_gem_init()\n (cc6a818ad6bdb0d3008314cbd0fc9c9a2cd02695) drm/i915: Move intel_init_clock_gating() to i915_gem_init()\n (d378a3efb819e6d1992127122d957337571b4594) drm/i915: Inline intel_modeset_gem_init()\n (f4e15af7e21861445821d5f09922ef7e695269a1) drm/i915: Mark the context state as dirty/written\n (d2b4b97933f5adacfba42dc3b9200d0e21fbe2c4) drm/i915: Record the default hw state after reset upon load"
        }
      ],
      "source": {
        "defect": [
          "https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1862840"
        ],
        "discovery": "EXTERNAL"
      },
      "title": "Ubuntu 18.04 Linux kernel i915 incomplete fix for CVE-2019-14615",
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@ubuntu.com",
          "DATE_PUBLIC": "2020-03-05T00:00:00.000Z",
          "ID": "CVE-2020-8832",
          "STATE": "PUBLIC",
          "TITLE": "Ubuntu 18.04 Linux kernel i915 incomplete fix for CVE-2019-14615"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "18.04 LTS (bionic) Linux kernel",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_name": "4.15.x kernels",
                            "version_value": "4.15.0-91.92"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Ubuntu"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Gregory Herrero"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The fix for the Linux kernel in Ubuntu 18.04 LTS for CVE-2019-14615 (\"The Linux kernel did not properly clear data structures on context switches for certain Intel graphics processors.\") was discovered to be incomplete, meaning that in versions of the kernel before 4.15.0-91.92, an attacker could use this vulnerability to expose sensitive information."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-200 Information Exposure"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1862840",
              "refsource": "MISC",
              "url": "https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1862840"
            },
            {
              "name": "USN-4302-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/usn/usn-4302-1"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20200430-0004/",
              "refsource": "CONFIRM",
              "url": "https://security.netapp.com/advisory/ntap-20200430-0004/"
            }
          ]
        },
        "solution": [
          {
            "lang": "en",
            "value": "Update to linux kernel 4.15.0-91.92 or newer, or apply the following commits:\n\n (20ccd4d3f689ac14dce8632d76769be0ac952060) drm/i915: Use same test for eviction and submitting kernel context\n (1803fcbca2e444f7972430c4dc1c3e98c6ee1bc9) drm/i915: Define an engine class enum for the uABI\n (ae6c4574782dbfebcbf1f7e3620bcaf58ceb69e3) drm/i915: Force the switch to the i915-\u003ekernel_context\n (f58d13d5717938d4dfcc82a2eeba0a6d7644f6e5) drm/i915: Move GT powersaving init to i915_gem_init()\n (cc6a818ad6bdb0d3008314cbd0fc9c9a2cd02695) drm/i915: Move intel_init_clock_gating() to i915_gem_init()\n (d378a3efb819e6d1992127122d957337571b4594) drm/i915: Inline intel_modeset_gem_init()\n (f4e15af7e21861445821d5f09922ef7e695269a1) drm/i915: Mark the context state as dirty/written\n (d2b4b97933f5adacfba42dc3b9200d0e21fbe2c4) drm/i915: Record the default hw state after reset upon load"
          }
        ],
        "source": {
          "defect": [
            "https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1862840"
          ],
          "discovery": "EXTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
    "assignerShortName": "canonical",
    "cveId": "CVE-2020-8832",
    "datePublished": "2020-04-09T23:50:17.178011Z",
    "dateReserved": "2020-02-10T00:00:00",
    "dateUpdated": "2024-09-17T02:51:41.129Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted