GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2026-86315 (GCVE-0-2026-86315)

Vulnerability from cvelistv5 – Published: 2026-09-07 04:01 – Updated: 2026-09-07 04:01
VLAI
Summary
An out-of-bounds write caused by numeric truncation Samsung Open Source Escargot on Linux x86-64 allows an attacker who can supply JavaScript for execution to corrupt native memory and crash the host process via a crafted class definition whose instance initialization entry count exceeds UINT16_MAX. This issue affects Escargot: 5dc93606abd42b859045add05d704a038e197359.
CWE
  • CWE-197 - Numeric truncation error
References
Impacted products
Vendor Product Version CPE status
Samsung Opensource Escargot Affected: 5dc93606abd42b859045add05d704a038e197359
guessed Create a notification for this product.
Show details on NVD website

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Escargot",
          "vendor": "Samsung Opensource",
          "versions": [
            {
              "status": "affected",
              "version": "5dc93606abd42b859045add05d704a038e197359"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "p4p3r of \uc2f8\uc774\ubc84\uc6d0"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "An out-of-bounds write caused by numeric truncation  Samsung Open Source Escargot on Linux x86-64 allows an attacker who can supply JavaScript for execution to corrupt native memory and crash the host process via a crafted class definition whose instance initialization entry count exceeds UINT16_MAX.\n\n\u003cp\u003eThis issue affects Escargot: 5dc93606abd42b859045add05d704a038e197359.\u003c/p\u003e"
            }
          ],
          "value": "An out-of-bounds write caused by numeric truncation  Samsung Open Source Escargot on Linux x86-64 allows an attacker who can supply JavaScript for execution to corrupt native memory and crash the host process via a crafted class definition whose instance initialization entry count exceeds UINT16_MAX.\n\n\n\nThis issue affects Escargot: 5dc93606abd42b859045add05d704a038e197359."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-100",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-100 Overflow Buffers"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.2,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-197",
              "description": "CWE-197 Numeric truncation error",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-07T04:01:28.554Z",
        "orgId": "ca193ba2-0cff-4e34-b04e-1ea07103c6fe",
        "shortName": "samsung.tv_appliance"
      },
      "references": [
        {
          "url": "https://github.com/Samsung/escargot/pull/1660"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 1.0.5"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ca193ba2-0cff-4e34-b04e-1ea07103c6fe",
    "assignerShortName": "samsung.tv_appliance",
    "cveId": "CVE-2026-86315",
    "datePublished": "2026-09-07T04:01:28.554Z",
    "dateReserved": "2026-09-07T03:41:59.466Z",
    "dateUpdated": "2026-09-07T04:01:28.554Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-86315",
      "date": "2026-09-07",
      "epss": "0.00123",
      "percentile": "0.02372"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-86315\",\"sourceIdentifier\":\"PSIRT@samsung.com\",\"published\":\"2026-09-07T04:17:55.650\",\"lastModified\":\"2026-09-07T04:17:55.650\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An out-of-bounds write caused by numeric truncation  Samsung Open Source Escargot on Linux x86-64 allows an attacker who can supply JavaScript for execution to corrupt native memory and crash the host process via a crafted class definition whose instance initialization entry count exceeds UINT16_MAX.\\n\\n\\n\\nThis issue affects Escargot: 5dc93606abd42b859045add05d704a038e197359.\"}],\"affected\":[{\"source\":\"PSIRT@samsung.com\",\"affectedData\":[{\"vendor\":\"Samsung Opensource\",\"product\":\"Escargot\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"5dc93606abd42b859045add05d704a038e197359\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"PSIRT@samsung.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":6.2,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.5,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"PSIRT@samsung.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-197\"}]}],\"references\":[{\"url\":\"https://github.com/Samsung/escargot/pull/1660\",\"source\":\"PSIRT@samsung.com\"}]}}",
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-09-07T04:54:50+00:00",
      "cve": "CVE-2026-86315",
      "id": "CVE-2026-86315",
      "initial_release_date": "2026-09-07T04:01:28.554000+00:00",
      "product_status:known_affected": "70",
      "product_status:known_not_affected": "7",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Escargot: Escargot: Out-of-bounds write leads to Denial of Service",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-86315.json",
      "version": "3"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

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.

Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…

Loading…