CVE-2023-1513 (GCVE-0-2023-1513)

Vulnerability from cvelistv5 – Published: 2023-03-23 00:00 – Updated: 2025-02-25 19:33
VLAI
Summary
A flaw was found in KVM. When calling the KVM_GET_DEBUGREGS ioctl, on 32-bit systems, there might be some uninitialized portions of the kvm_debugregs structure that could be copied to userspace, causing an information leak.
Severity
3.3 (Low)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-02-25 19:33 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
n/a Linux kernel (KVM) Affected: Fixed in kernel 6.2
Show details on NVD website
To clipboard 

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                ],
                "url": "https://github.com/torvalds/linux/commit/2c10b61421a28e95a46ab489fd56c0f442ff6952"
              },
              {
                "name": "[debian-lts-announce] 20230502 [SECURITY] [DLA 3404-1] linux-5.10 security update",
                "tags": [
                  "mailing-list",
                  "x_transferred"
                ],
                "url": "https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html"
              },
              {
                "name": "[debian-lts-announce] 20230503 [SECURITY] [DLA 3403-1] linux security update",
                "tags": [
                  "mailing-list",
                  "x_transferred"
                ],
                "url": "https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html"
              }
            ],
            "title": "CVE Program Container"
          },
          {
            "metrics": [
              {
                "cvssV3_1": {
                  "attackComplexity": "LOW",
                  "attackVector": "LOCAL",
                  "availabilityImpact": "NONE",
                  "baseScore": 3.3,
                  "baseSeverity": "LOW",
                  "confidentialityImpact": "LOW",
                  "integrityImpact": "NONE",
                  "privilegesRequired": "LOW",
                  "scope": "UNCHANGED",
                  "userInteraction": "NONE",
                  "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
                  "version": "3.1"
                }
              },
              {
                "other": {
                  "content": {
                    "id": "CVE-2023-1513",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2025-02-25T19:33:05.156310Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              }
            ],
            "problemTypes": [
              {
                "descriptions": [
                  {
                    "cweId": "CWE-665",
                    "description": "CWE-665 Improper Initialization",
                    "lang": "en",
                    "type": "CWE"
                  }
                ]
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2025-02-25T19:32:59.193Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "product": "Linux kernel (KVM)",
              "vendor": "n/a",
              "versions": [
                {
                  "status": "affected",
                  "version": "Fixed in kernel 6.2"
                }
              ]
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "A flaw was found in KVM. When calling the KVM_GET_DEBUGREGS ioctl, on 32-bit systems, there might be some uninitialized portions of the kvm_debugregs structure that could be copied to userspace, causing an information leak."
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "cweId": "CWE-665",
                  "description": "CWE-665",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2023-05-03T13:06:58.798Z",
            "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
            "shortName": "redhat"
          },
          "references": [
            {
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2179892"
            },
            {
              "url": "https://lore.kernel.org/kvm/20230214103304.3689213-1-gregkh%40linuxfoundation.org/"
            },
            {
              "url": "https://github.com/torvalds/linux/commit/2c10b61421a28e95a46ab489fd56c0f442ff6952"
            },
            {
              "name": "[debian-lts-announce] 20230502 [SECURITY] [DLA 3404-1] linux-5.10 security update",
              "tags": [
                "mailing-list"
              ],
              "url": "https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html"
            },
            {
              "name": "[debian-lts-announce] 20230503 [SECURITY] [DLA 3403-1] linux security update",
              "tags": [
                "mailing-list"
              ],
              "url": "https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html"
            }
          ]
        }
      },
      "cveMetadata": {
        "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "assignerShortName": "redhat",
        "cveId": "CVE-2023-1513",
        "datePublished": "2023-03-23T00:00:00.000Z",
        "dateReserved": "2023-03-20T00:00:00.000Z",
        "dateUpdated": "2025-02-25T19:33:10.636Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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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.


Detection rules are retrieved from Rulezet.


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.