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CVE-2024-7652 (GCVE-0-2024-7652)

Vulnerability from cvelistv5 – Published: 2024-09-06 18:18 – Updated: 2025-10-30 16:14
VLAI
Title
Type Confusion in Async Generators in Javascript Engine
Summary
An error in the ECMA-262 specification relating to Async Generators could have resulted in a type confusion, potentially leading to memory corruption and an exploitable crash. This vulnerability affects Firefox < 128, Firefox ESR < 115.13, Thunderbird < 115.13, and Thunderbird < 128.
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-09-06 20:13 UTC
CWE
  • CWE-843 - Access of Resource Using Incompatible Type ('Type Confusion')
  • CWE-476 - NULL Pointer Dereference
Impacted products
Vendor Product Version CPE status
Mozilla Firefox Affected: unspecified , < 128 (custom)
guessed Create a notification for this product.
Mozilla Firefox ESR Affected: unspecified , < 115.13 (custom)
guessed Create a notification for this product.
Mozilla Thunderbird Affected: unspecified , < 115.13 (custom)
guessed Create a notification for this product.
Mozilla Thunderbird Affected: unspecified , < 128 (custom)
guessed Create a notification for this product.
mozilla firefox_esr Affected: 0 , < 115.13 (custom)
    cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
Create a notification for this product.
mozilla firefox Affected: 0 , < 128 (custom)
    cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
Create a notification for this product.
mozilla thunderbird Affected: 0 , < 115.13 (custom)
Affected: 0 , < 128 (custom)
    cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
Create a notification for this product.
Credits
Show details on NVD website

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                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "yes"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2024-09-06T20:13:40.202031Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              }
            ],
            "problemTypes": [
              {
                "descriptions": [
                  {
                    "cweId": "CWE-843",
                    "description": "CWE-843 Access of Resource Using Incompatible Type (\u0027Type Confusion\u0027)",
                    "lang": "en",
                    "type": "CWE"
                  }
                ]
              },
              {
                "descriptions": [
                  {
                    "cweId": "CWE-476",
                    "description": "CWE-476 NULL Pointer Dereference",
                    "lang": "en",
                    "type": "CWE"
                  }
                ]
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2024-09-06T20:10:41.372Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "product": "Firefox",
              "vendor": "Mozilla",
              "versions": [
                {
                  "lessThan": "128",
                  "status": "affected",
                  "version": "unspecified",
                  "versionType": "custom"
                }
              ]
            },
            {
              "product": "Firefox ESR",
              "vendor": "Mozilla",
              "versions": [
                {
                  "lessThan": "115.13",
                  "status": "affected",
                  "version": "unspecified",
                  "versionType": "custom"
                }
              ]
            },
            {
              "product": "Thunderbird",
              "vendor": "Mozilla",
              "versions": [
                {
                  "lessThan": "115.13",
                  "status": "affected",
                  "version": "unspecified",
                  "versionType": "custom"
                }
              ]
            },
            {
              "product": "Thunderbird",
              "vendor": "Mozilla",
              "versions": [
                {
                  "lessThan": "128",
                  "status": "affected",
                  "version": "unspecified",
                  "versionType": "custom"
                }
              ]
            }
          ],
          "credits": [
            {
              "lang": "en",
              "value": "Nils Bars"
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "supportingMedia": [
                {
                  "base64": false,
                  "type": "text/html",
                  "value": "An error in the ECMA-262 specification relating to Async Generators could have resulted in a type confusion, potentially leading to memory corruption and an exploitable crash. This vulnerability affects Firefox \u003c 128, Firefox ESR \u003c 115.13, Thunderbird \u003c 115.13, and Thunderbird \u003c 128."
                }
              ],
              "value": "An error in the ECMA-262 specification relating to Async Generators could have resulted in a type confusion, potentially leading to memory corruption and an exploitable crash. This vulnerability affects Firefox \u003c 128, Firefox ESR \u003c 115.13, Thunderbird \u003c 115.13, and Thunderbird \u003c 128."
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2025-10-30T16:14:30.001Z",
            "orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
            "shortName": "mozilla"
          },
          "references": [
            {
              "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1901411"
            },
            {
              "url": "https://github.com/tc39/ecma262/security/advisories/GHSA-g38c-wh3c-5h9r"
            },
            {
              "url": "https://www.mozilla.org/security/advisories/mfsa2024-29/"
            },
            {
              "url": "https://www.mozilla.org/security/advisories/mfsa2024-30/"
            },
            {
              "url": "https://www.mozilla.org/security/advisories/mfsa2024-31/"
            },
            {
              "url": "https://www.mozilla.org/security/advisories/mfsa2024-32/"
            }
          ],
          "title": "Type Confusion in Async Generators in Javascript Engine"
        }
      },
      "cveMetadata": {
        "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
        "assignerShortName": "mozilla",
        "cveId": "CVE-2024-7652",
        "datePublished": "2024-09-06T18:18:28.692Z",
        "dateReserved": "2024-08-09T17:55:56.045Z",
        "dateUpdated": "2025-10-30T16:14:30.001Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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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.

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Detection rules are retrieved from Rulezet.

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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.


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