Unrated

DEBIAN-CVE-2026-1991

Type: advisorySource: OSV1 source record

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.

Announced 6 Feb 2026Group revision 1

Original source ↗

DEBIAN-CVE-2026-1991

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:DEBIAN-CVE-2026-1991

libuvc

Source reference: /affected/0/package/name

Affected versions: 0.0.6-2
Source reference: /affected/0/versions
0.0.7-1
Source reference: /affected/0/versions
0.0.7-2
Source reference: /affected/0/versions
0.0.7-3
Source reference: /affected/0/versions
0.0.7-4
Source reference: /affected/0/versions
0.0.8-1
Source reference: /affected/0/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

libuvc

Source reference: /affected/1/package/name

Affected versions: 0.0.7-3
Source reference: /affected/1/versions
0.0.7-4
Source reference: /affected/1/versions
0.0.8-1
Source reference: /affected/1/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

libuvc

Source reference: /affected/2/package/name

Affected versions: 0.0.7-3
Source reference: /affected/2/versions
0.0.7-4
Source reference: /affected/2/versions
0.0.8-1
Source reference: /affected/2/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "libuvc",
      "purl": "pkg:deb/debian/libuvc?arch=source&distro=bookworm",
      "ecosystem": "Debian:12"
    },
    "versions": [
      "0.0.6-2",
      "0.0.7-1",
      "0.0.7-2",
      "0.0.7-3",
      "0.0.7-4",
      "0.0.8-1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-1991.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "libuvc",
      "purl": "pkg:deb/debian/libuvc?arch=source&distro=trixie",
      "ecosystem": "Debian:13"
    },
    "versions": [
      "0.0.7-3",
      "0.0.7-4",
      "0.0.8-1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-1991.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "libuvc",
      "purl": "pkg:deb/debian/libuvc?arch=source&distro=forky",
      "ecosystem": "Debian:14"
    },
    "versions": [
      "0.0.7-3",
      "0.0.7-4",
      "0.0.8-1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-1991.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  }
]

Publisher severity

No explicit severity was provided.

Event: #57402 · Revision 1
Added to Heist Feed: Sun, 25 Oct 2026 17:15:19 GMT
Publisher date: Fri, 06 Feb 2026 06:15:50 GMT

Read the original announcement

Revision history

25 Oct 2026DEBIAN-CVE-2026-1991 · Revision 1Source updated