CVE-2020-7454

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

In FreeBSD 12.1-STABLE before r360971, 12.1-RELEASE before p5, 11.4-STABLE before r360971, 11.4-BETA1 before p1 and 11.3-RELEASE before p9, libalias does not properly validate packet length resulting in modules causing an out of bounds read/write condition if no checking was built into the module.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-20 CWE-787

Affected software

Vendor	Product	Versions
n/a	FreeBSD	FreeBSD 12.1-RELEASE before p5, 11.4-BETA1 before p1, and 11.3-RELEASE before p9

References

https://security.FreeBSD.org/advisories/FreeBSD-SA-20:12.libalias.ascVendor Advisory
https://security.netapp.com/advisory/ntap-20200518-0005/Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-659/Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-20-660/Third Party Advisory, VDB Entry
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:12.libalias.ascVendor Advisory
https://security.netapp.com/advisory/ntap-20200518-0005/Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-659/Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-20-660/Third Party Advisory, VDB Entry

Timeline

Published: May 13, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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