CVE-2026-1991

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.

CVSS v3 3.3 LOW
CVSS v2.0 1.7 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

1.7^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:S/C:N/I:N/A:P

Exploitability : 3.1 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/libuvc/libuvc/	Product
https://github.com/libuvc/libuvc/issues/300	Exploit Vendor Advisory
https://github.com/oneafter/0104/blob/main/repro	Product
https://vuldb.com/?ctiid.344509	Permissions Required VDB Entry
https://vuldb.com/?id.344509	Third Party Advisory VDB Entry
https://vuldb.com/?submit.743388	Exploit Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

cpe:2.3:a:libuvc:libuvc:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-02-06 06:15

Updated : 2026-03-05 20:58

NVD link : CVE-2026-1991

Mitre link : CVE-2026-1991

CVE.ORG link : CVE-2026-1991

JSON object : View

Products Affected

libuvc

libuvc

CWE

CWE-404

Improper Resource Shutdown or Release

CWE-476

NULL Pointer Dereference

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El proyecto fue informado del problema con antelaci\u00f3n a trav\u00e9s de un informe de incidencias, pero a\u00fan no ha respondido."}], "lastModified": "2026-03-05T20:58:50.327", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:libuvc:libuvc:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "44A9C66B-DC71-4CFD-A387-BB990D0EBE89", "versionEndIncluding": "0.0.7"}], "operator": "OR"}]}], "sourceIdentifier": "cna@vuldb.com"}