CVE-2025-68622: Espressif ESP-IDF USB Host UVC Class Driver allows video streaming from USB cameras

Q: How do I fix CVE-2025-68622?

usb host uvc class driver: upgrade to 2.4.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-68622 being exploited?

CVE-2025-68622 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-68622 affect?

CVE-2025-68622 affects usb host uvc class driver. Severity is medium (CVSS 6.8). Espressif ESP-IDF USB Host UVC Class Driver allows video streaming from USB cameras. Prior to 2.4.0, a vulnerability in the esp-usb UVC host implementation allows a malicious USB Video Class (UVC) device to trigger a stack buffer overflow d

Q: How urgent is CVE-2025-68622?

Priority 28/100. No elevated risk signals yet.

Routine

MEDIUM 6.8UPGRADE

CVE-2025-68622 is a medium-severity flaw (CVSS 6.8) affecting usb host uvc class driver. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Espressif ESP-IDF USB Host UVC Class Driver allows video streaming from USB cameras. Prior to 2.4.0, a vulnerability in the esp-usb UVC host implementation allows a malicious USB Video Class (UVC) device to trigger a stack buffer overflow during configuration-descriptor parsing. When UVC configuration-descriptor printing is enabled, the host prints detailed descriptor information provided by the connected USB device. A specially crafted UVC descr

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.8 (Medium)
Attack vector	Physical
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 84%)
CISA exploited list	No
Weakness	CWE-121
Published	2026-01-12
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: espressif

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-01-12 17:15 UTCPublished CVE record published
2026-06-17 09:59 UTCUpdated Record last modified

espressif usb host uvc class driver UPGRADE

Affected: < 2.4.0

Fixed in: 2.4.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy usb-host-uvc-class-driver || rpm -q usb-host-uvc-class-driver || usb-host-uvc-class-driver --version

2. UPGRADE to 2.4.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade usb-host-uvc-class-driver

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade usb-host-uvc-class-driver

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-68622?

usb host uvc class driver: upgrade to 2.4.0. Exact commands for each OS are on this page.

Is CVE-2025-68622 being exploited?

CVE-2025-68622 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-68622 affect?

CVE-2025-68622 affects usb host uvc class driver. Severity is medium (CVSS 6.8). Espressif ESP-IDF USB Host UVC Class Driver allows video streaming from USB cameras. Prior to 2.4.0, a vulnerability in the esp-usb UVC host implementation allows a malicious USB Video Class (UVC) device to trigger a stack buffer overflow d

How urgent is CVE-2025-68622?

Priority 28/100. No elevated risk signals yet.

References

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