CVE-2016-1887

High

Description

Integer signedness error in the sockargs function in sys/kern/uipc_syscalls.c in FreeBSD 10.1 before p34, 10.2 before p17, and 10.3 before p3 allows local users to cause a denial of service (memory overwrite and kernel panic) or gain privileges via a negative buflen argument, which triggers a heap-based buffer overflow.

SeverityHigh
CVSS7.8
Exploit probability—
ProductFreebsd
PublishedMay 25, 2016
First seenMay 25, 2016

How to fix

Affected products

ProductAffected versionsFixed in
freebsd freebsd10.1, 10.2, 10.3—

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