CVE-2020-7454

CRITICAL

FreeBSD Out-of-Bounds Read/Write in libalias

Title source: llm
STIX 2.1

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.

References (4)

Core 4
Core References
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20200518-0005/
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-20-660/
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-20-659/

Scores

CVSS v3 9.8
EPSS 0.0063
EPSS Percentile 70.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-20 CWE-787
Status published
Products (3)
freebsd/freebsd 11.3 (9 CPE variants)
freebsd/freebsd 11.4 (2 CPE variants)
freebsd/freebsd 12.1 (5 CPE variants)
Published May 13, 2020
Tracked Since Feb 18, 2026