CVE-2020-7459

Severity: medium (CVSS 6.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-08-06 · updated 2026-06-17
Weakness: CWE-20

Description

In FreeBSD 12.1-STABLE before r362166, 12.1-RELEASE before p8, 11.4-STABLE before r362167, 11.4-RELEASE before p2, and 11.3-RELEASE before p12, missing length validation code common to mulitple USB network drivers allows a malicious USB device to write beyond the end of an allocated network packet buffer.

Affected products

FreeBSD: 11.3, 11.3-p1, 11.3-p10, 11.3-p11, 11.3-p2, 11.3-p3 (+15)

References

https://security.FreeBSD.org/advisories/FreeBSD-SA-20:21.usb_net.asc
https://security.netapp.com/advisory/ntap-20200821-0005/
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:21.usb_net.asc
https://security.netapp.com/advisory/ntap-20200821-0005/

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