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CVE-2026-34253

Full vulnerability record from the local CVENow database.

Description

A buffer underflow vulnerability has been identified in the ogg123 utility from the vorbis-tools 1.4.3 package in function remotethread in remote.c. This vulnerability occurs in the remote control functionality when processing malformed input, leading to a stack buffer underflow that can cause application crashes and potentially allow code execution.

Severity
HIGH
CVSS score
8.2 (v3.1)
Vulnerability status
Deferred
Source identifier
Published
2026-05-15 15:16:51.073000
Last modified
2026-10-19 22:10:00.130000
View original CVE JSON
{
  "id": "CVE-2026-34253",
  "sourceIdentifier": "[email protected]",
  "published": "2026-05-15T15:16:51.073",
  "lastModified": "2026-10-19T22:10:00.130",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A buffer underflow vulnerability has been identified in the ogg123 utility from the vorbis-tools 1.4.3 package in function remotethread in remote.c. This vulnerability occurs in the remote control functionality when processing malformed input, leading to a stack buffer underflow that can cause application crashes and potentially allow code execution."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de desbordamiento inferior de búfer ha sido identificada en la utilidad ogg123 del paquete vorbis-tools 1.4.3 en la función remotethread en remote.c. Esta vulnerabilidad ocurre en la funcionalidad de control remoto al procesar entrada malformada, lo que lleva a un desbordamiento inferior de búfer de pila que puede causar caídas de la aplicación y potencialmente permitir la ejecución de código."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "version": "n/a",
              "status": "affected"
            }
          ]
        }
      ]
    },
    {
      "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
      "affectedData": [
        {
          "vendor": "Red Hat",
          "product": "Red Hat Enterprise Linux 6",
          "defaultStatus": "unaffected",
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "packageName": "vorbis-tools",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:6"
          ]
        },
        {
          "vendor": "Red Hat",
          "product": "Red Hat Enterprise Linux 7",
          "defaultStatus": "unaffected",
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "packageName": "vorbis-tools",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:7"
          ]
        },
        {
          "vendor": "Red Hat",
          "product": "Red Hat Enterprise Linux 8",
          "defaultStatus": "unaffected",
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "packageName": "vorbis-tools",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:8"
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      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
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        "type": "Secondary",
        "cvssData": {
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H",
          "baseScore": 8.2,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 4.2
      },
      {
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        "type": "Secondary",
        "cvssData": {
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H",
          "baseScore": 8.2,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 4.2
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-05-15T15:25:29.469588Z",
          "id": "CVE-2026-34253",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-124"
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      ]
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      "description": [
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          "value": "CWE-124"
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      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/xiph/vorbis-tools/archive/refs/tags/v1.4.3.tar.gz",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/xiph/vorbis-tools/blob/0b3fbf42eb3897d32f4a75baa2dc915a4ca45e8e/ogg123/remote.c#L153",
      "source": "[email protected]"
    },
    {
      "url": "https://gitlab.xiph.org/xiph/vorbis-tools/-/work_items/2332",
      "source": "[email protected]"
    },
    {
      "url": "https://access.redhat.com/security/cve/CVE-2026-34253",
      "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"
    },
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    },
    {
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-34253.json",
      "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"
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}