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Medium severity · published Apr 12, 2016
CVE-2016-1885
Integer signedness error in the amd64_set_ldt function in sys/amd64/amd64/sys_machdep.c in FreeBSD 9.3 before p39, 10.1 before p31, and 10.2 before p14 allows local users to cause…
6.2
CVSS
1.2%
EPSS
No
On KEV
Description
Integer signedness error in the amd64_set_ldt function in sys/amd64/amd64/sys_machdep.c in FreeBSD 9.3 before p39, 10.1 before p31, and 10.2 before p14 allows local users to cause a denial of service (kernel panic) via an i386_set_ldt system call, which triggers a heap-based buffer overflow.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 68% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FR
Freebsd · Freebsd
9.3; 10.1; 10.2 · source: NVD
Affected product
FR
Freebsd
Freebsd
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-1885
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-1885
Exploit
http://packetstormsecurity.com/files/136276/FreeBSD-Kernel-amd64_set_ldt-Heap-Overflow.html
seclists.org
http://seclists.org/fulldisclosure/2016/Mar/56
seclists.org
http://seclists.org/fulldisclosure/2016/Mar/67
www.coresecurity.com
http://www.coresecurity.com/advisories/freebsd-kernel-amd64setldt-heap-overflow
www.securityfocus.com
http://www.securityfocus.com/archive/1/537812/100/0/threaded
www.securityfocus.com
http://www.securityfocus.com/archive/1/537813/100/0/threaded
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