cve-2021-29256
Vulnerability from cvelistv5
Published
2021-05-24 17:56
Modified
2024-08-03 22:02
Severity
Summary
. The Arm Mali GPU kernel driver allows an unprivileged user to achieve access to freed memory, leading to information disclosure or root privilege escalation. This affects Bifrost r16p0 through r29p0 before r30p0, Valhall r19p0 through r29p0 before r30p0, and Midgard r28p0 through r30p0.
References
SourceURLTags
cve@mitre.orghttps://developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driverVendor Advisory
Impacted products
VendorProduct
n/an/a
CISA Known exploited vulnerability
Data from the Known Exploited Vulnerabilities Catalog

Date added: 2023-07-07

Due date: 2023-07-28

Required action: Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

Used in ransomware: Unknown

Notes: https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities

Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T22:02:51.225Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driver"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": ". The Arm Mali GPU kernel driver allows an unprivileged user to achieve access to freed memory, leading to information disclosure or root privilege escalation. This affects Bifrost r16p0 through r29p0 before r30p0, Valhall r19p0 through r29p0 before r30p0, and Midgard r28p0 through r30p0."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-05-24T17:56:27",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driver"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-29256",
          "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 Arm Mali GPU kernel driver allows an unprivileged user to achieve access to freed memory, leading to information disclosure or root privilege escalation. This affects Bifrost r16p0 through r29p0 before r30p0, Valhall r19p0 through r29p0 before r30p0, and Midgard r28p0 through r30p0."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driver",
              "refsource": "CONFIRM",
              "url": "https://developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driver"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-29256",
    "datePublished": "2021-05-24T17:56:27",
    "dateReserved": "2021-03-26T00:00:00",
    "dateUpdated": "2024-08-03T22:02:51.225Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "cisa_known_exploited": {
      "cveID": "CVE-2021-29256",
      "dateAdded": "2023-07-07",
      "dueDate": "2023-07-28",
      "knownRansomwareCampaignUse": "Unknown",
      "notes": "https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities",
      "product": "Mali Graphics Processing Unit (GPU)",
      "requiredAction": "Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.",
      "shortDescription": "Arm Mali GPU Kernel Driver contains a use-after-free vulnerability that may allow a non-privileged user to gain root privilege and/or disclose information.",
      "vendorProject": "Arm",
      "vulnerabilityName": "Arm Mali GPU Kernel Driver Use-After-Free Vulnerability"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-29256\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2021-05-24T18:15:08.033\",\"lastModified\":\"2022-03-22T15:00:44.740\",\"vulnStatus\":\"Analyzed\",\"cisaExploitAdd\":\"2023-07-07\",\"cisaActionDue\":\"2023-07-28\",\"cisaRequiredAction\":\"Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.\",\"cisaVulnerabilityName\":\"Arm Mali GPU Kernel Driver Use-After-Free Vulnerability\",\"descriptions\":[{\"lang\":\"en\",\"value\":\". The Arm Mali GPU kernel driver allows an unprivileged user to achieve access to freed memory, leading to information disclosure or root privilege escalation. This affects Bifrost r16p0 through r29p0 before r30p0, Valhall r19p0 through r29p0 before r30p0, and Midgard r28p0 through r30p0.\"},{\"lang\":\"es\",\"value\":\"El controlador del kernel de la GPU Arm Mali, permite a un usuario no privilegiado acceder a la memoria liberada, conllevando a una divulgaci\u00f3n de informaci\u00f3n o una escalada de privilegios de root.\u0026#xa0;Esto afecta a Bifrost versiones r16p0 hasta r29p0 anteriores a r30p0, Valhall r19p0 hasta r29p0 anteriores a r30p0 y Midgard versiones r28p0 hasta r30p0\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":8.8,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":2.8,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:S/C:C/I:C/A:C\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"COMPLETE\",\"integrityImpact\":\"COMPLETE\",\"availabilityImpact\":\"COMPLETE\",\"baseScore\":9.0},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":8.0,\"impactScore\":10.0,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:arm:bifrost:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"r16p0-01eac0\",\"versionEndExcluding\":\"r30p0-01eac0\",\"matchCriteriaId\":\"EB7B47A9-86B1-46B5-8F83-6409B6CD895C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:arm:midgard:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"r28p0-01eac0\",\"versionEndIncluding\":\"r30p0-01eac0\",\"matchCriteriaId\":\"BB4EF1AF-F341-439F-A5BF-A4424D0E2F14\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:arm:valhall:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"r19p0-01eac0\",\"versionEndExcluding\":\"r30p0-01eac0\",\"matchCriteriaId\":\"31B6A9F2-3304-429C-9339-6C16A5834521\"}]}]}],\"references\":[{\"url\":\"https://developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driver\",\"source\":\"cve@mitre.org\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.