FKIE_CVE-2026-1991

Vulnerability from fkie_nvd - Published: 2026-02-06 06:15 - Updated: 2026-04-29 01:00
Severity
3.3 (Low) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
A vulnerability was detected in libuvc up to 0.0.7. Affected is the function uvc_scan_streaming of the file src/device.c of the component UVC Descriptor Handler. The manipulation results in null pointer dereference. The attack needs to be approached locally. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
References
cna@vuldb.comhttps://github.com/libuvc/libuvc/Product
cna@vuldb.comhttps://github.com/libuvc/libuvc/issues/300Exploit, Vendor Advisory
cna@vuldb.comhttps://github.com/oneafter/0104/blob/main/reproProduct
cna@vuldb.comhttps://vuldb.com/?ctiid.344509Permissions Required, VDB Entry
cna@vuldb.comhttps://vuldb.com/?id.344509Third Party Advisory, VDB Entry
cna@vuldb.comhttps://vuldb.com/?submit.743388Exploit, Third Party Advisory, VDB Entry
Impacted products
Vendor Product Version
libuvc libuvc *
To clipboard 

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          "cpeMatch": [
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              "criteria": "cpe:2.3:a:libuvc:libuvc:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "44A9C66B-DC71-4CFD-A387-BB990D0EBE89",
              "versionEndIncluding": "0.0.7",
              "vulnerable": true
            }
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          "negate": false,
          "operator": "OR"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability was detected in libuvc up to 0.0.7. Affected is the function uvc_scan_streaming of the file src/device.c of the component UVC Descriptor Handler. The manipulation results in null pointer dereference. The attack needs to be approached locally. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet."
    },
    {
      "lang": "es",
      "value": "Se detect\u00f3 una vulnerabilidad en libuvc hasta la versi\u00f3n 0.0.7. La funci\u00f3n uvc_scan_streaming del archivo src/device.c del componente UVC Descriptor Handler est\u00e1 afectada. La manipulaci\u00f3n resulta en una desreferencia de puntero nulo. El ataque debe abordarse localmente. El exploit ahora es p\u00fablico y puede ser utilizado. El proyecto fue informado del problema con antelaci\u00f3n a trav\u00e9s de un informe de incidencias, pero a\u00fan no ha respondido."
    }
  ],
  "id": "CVE-2026-1991",
  "lastModified": "2026-04-29T01:00:01.613",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 1.7,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:S/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 3.1,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
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        "type": "Secondary",
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      }
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    "cvssMetricV31": [
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          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
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          "baseSeverity": "LOW",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
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        "source": "nvd@nist.gov",
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    "cvssMetricV40": [
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          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "LOCAL",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 1.9,
          "baseSeverity": "LOW",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "PROOF_OF_CONCEPT",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "LOW",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "version": "4.0",
          "vulnAvailabilityImpact": "LOW",
          "vulnConfidentialityImpact": "NONE",
          "vulnIntegrityImpact": "NONE",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
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  },
  "published": "2026-02-06T06:15:50.240",
  "references": [
    {
      "source": "cna@vuldb.com",
      "tags": [
        "Product"
      ],
      "url": "https://github.com/libuvc/libuvc/"
    },
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      "source": "cna@vuldb.com",
      "tags": [
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      "tags": [
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  "vulnStatus": "Analyzed",
  "weaknesses": [
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      "description": [
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          "lang": "en",
          "value": "CWE-404"
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          "value": "CWE-476"
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      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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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.