Vulnerability: CVE-2020-7460

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.


https://security.netapp.com/advisory/ntap-20200821-0005/
https://www.zerodayinitiative.com/advisories/ZDI-20-949/
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:23.sendmsg.asc
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:23.sendmsg.asc
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7460


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