CVE-2020-7460

HIGH

Freebsd - TOCTOU Race Condition

Title source: rule

Description

In FreeBSD 12.1-STABLE before r363918, 12.1-RELEASE before p8, 11.4-STABLE before r363919, 11.4-RELEASE before p2, and 11.3-RELEASE before p12, the sendmsg system call in the compat32 subsystem on 64-bit platforms has a time-of-check to time-of-use vulnerability allowing a mailcious userspace program to modify control message headers after they were validation.

Exploits (1)

Scores

CVSS v3 7.0
EPSS 0.0151
EPSS Percentile 80.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

CWE
CWE-367
Status published

Affected Products (21)

freebsd/freebsd
freebsd/freebsd
freebsd/freebsd
freebsd/freebsd
freebsd/freebsd
freebsd/freebsd
freebsd/freebsd
freebsd/freebsd
freebsd/freebsd
freebsd/freebsd
freebsd/freebsd
freebsd/freebsd
freebsd/freebsd
freebsd/freebsd
freebsd/freebsd
... and 6 more

Timeline

Published Aug 06, 2020
Tracked Since Feb 18, 2026