CVE-2026-64773 (GCVE-0-2026-64773)

Vulnerability from cvelistv5 – Published: 2026-08-20 21:16 – Updated: 2026-08-20 21:16
VLAI
Summary
An attacker that can reach a container's published TCP port may be able to force the host's forwarding process to buffer an unbounded amount of that client's data in memory, for as long as the backend container connection takes to complete — with no cap on how much accumulates or how long the wait can be stretched. This vulnerability is addressed in container version 1.2.0.
Severity
No CVSS data available.
CWE
  • An attacker that can reach a container's published TCP port may be able to force the host's forwarding process to buffer an unbounded amount of that client's data in memory, for as long as the backend container connection takes to complete — with no cap on how much accumulates or how long the wait can be stretched.
Assigner
References
Impacted products
Vendor Product Version CPE status
Apple container Affected: 0 , < 1.2.0 (custom)
guessed Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "container",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "1.2.0",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An attacker that can reach a container\u0027s published TCP port may be able to force the host\u0027s forwarding process to buffer an unbounded amount of that client\u0027s data in memory, for as long as the backend container connection takes to complete \u2014 with no cap on how much accumulates or how long the wait can be stretched. This vulnerability is addressed in container version 1.2.0."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "An attacker that can reach a container\u0027s published TCP port may be able to force the host\u0027s forwarding process to buffer an unbounded amount of that client\u0027s data in memory, for as long as the backend container connection takes to complete \u2014 with no cap on how much accumulates or how long the wait can be stretched.",
              "lang": "en"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-20T21:16:08.187Z",
        "orgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
        "shortName": "apple"
      },
      "references": [
        {
          "url": "https://github.com/apple/container/security/advisories/GHSA-wg28-286f-56v6"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
    "assignerShortName": "apple",
    "cveId": "CVE-2026-64773",
    "datePublished": "2026-08-20T21:16:08.187Z",
    "dateReserved": "2026-07-20T18:10:53.025Z",
    "dateUpdated": "2026-08-20T21:16:08.187Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-64773",
      "date": "2026-08-21",
      "epss": "0.00145",
      "percentile": "0.0433"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-64773\",\"sourceIdentifier\":\"product-security@apple.com\",\"published\":\"2026-08-20T22:17:48.603\",\"lastModified\":\"2026-08-20T22:17:48.603\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An attacker that can reach a container\u0027s published TCP port may be able to force the host\u0027s forwarding process to buffer an unbounded amount of that client\u0027s data in memory, for as long as the backend container connection takes to complete \u2014 with no cap on how much accumulates or how long the wait can be stretched. This vulnerability is addressed in container version 1.2.0.\"}],\"affected\":[{\"source\":\"product-security@apple.com\",\"affectedData\":[{\"vendor\":\"Apple\",\"product\":\"container\",\"versions\":[{\"version\":\"0\",\"lessThan\":\"1.2.0\",\"versionType\":\"custom\",\"status\":\"affected\"}]}]}],\"metrics\":{},\"references\":[{\"url\":\"https://github.com/apple/container/security/advisories/GHSA-wg28-286f-56v6\",\"source\":\"product-security@apple.com\"}]}}"
  }
}



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.


Detection rules are retrieved from Rulezet.