CVE-2016-1885

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

• FreeBSD 10.2 (x64) - 'amd64_set_ldt' Heap Overflow2016-03-16 · dos · freebsd_x86-64 · Verified

Impact

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.

Affected products

Weakness classification

References

• NVD record
• CVE.org record
• http://packetstormsecurity.com/files/136276/FreeBSD-Kernel-amd64_set_ldt-Heap-Overflow.html
• http://seclists.org/fulldisclosure/2016/Mar/56
• http://seclists.org/fulldisclosure/2016/Mar/67
• http://www.coresecurity.com/advisories/freebsd-kernel-amd64setldt-heap-overflow
• http://www.securityfocus.com/archive/1/537812/100/0/threaded
• http://www.securityfocus.com/archive/1/537813/100/0/threaded
• http://www.securitytracker.com/id/1035309
• https://security.FreeBSD.org/advisories/FreeBSD-SA-16:15.sysarch.asc
• https://www.exploit-db.com/exploits/39570/
• http://packetstormsecurity.com/files/136276/FreeBSD-Kernel-amd64_set_ldt-Heap-Overflow.html
• http://seclists.org/fulldisclosure/2016/Mar/56
• http://seclists.org/fulldisclosure/2016/Mar/67
• http://www.coresecurity.com/advisories/freebsd-kernel-amd64setldt-heap-overflow
• http://www.securityfocus.com/archive/1/537812/100/0/threaded
• http://www.securityfocus.com/archive/1/537813/100/0/threaded
• http://www.securitytracker.com/id/1035309
• https://security.FreeBSD.org/advisories/FreeBSD-SA-16:15.sysarch.asc
• https://www.exploit-db.com/exploits/39570/