CVE-2026-1991

LOW 3.3

libuvc UVC Descriptor device.c uvc_scan_streaming null pointer dereference

CVSS Score

3.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-476 CWE-404
Vendor	n/a
Product	libuvc
Published	Feb 6, 2026
Last Updated	Feb 23, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / libuvc

0.0.1 0.0.2 0.0.3 0.0.4 0.0.5 0.0.6 0.0.7

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/?id.344509 vuldb.com: https://vuldb.com/?ctiid.344509 vuldb.com: https://vuldb.com/?submit.743388 github.com: https://github.com/libuvc/libuvc/issues/300 github.com: https://github.com/oneafter/0104/blob/main/repro github.com: https://github.com/libuvc/libuvc/

Credits

🔍 Oneafter (VulDB User)