PT-2016-1730
CVE-2016-1885
·
Published
2016-04-08
·
Updated
2018-10-09
Description by
CVSS 3.1
6.2
MediumMetricsAV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions
FreeBSD versions 9.3 before p39
FreeBSD versions 10.1 before p31
FreeBSD versions 10.2 before p14
Description
The issue is caused by an integer signedness error in the
amd64 set ldt function, located in sys/amd64/amd64/sys machdep.c, which leads to a heap-based buffer overflow. This can be exploited by a local attacker using the i386 set ldt system call, resulting in a denial of service (kernel panic).Recommendations
For FreeBSD version 9.3, update to p39 or later.
For FreeBSD version 10.1, update to p31 or later.
For FreeBSD version 10.2, update to p14 or later.
Exploitability
Exploit
Fix
Impacts
Vendors
Affected products
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