CVE-2014-3880

Description

The (1) execve and (2) fexecve system calls in the FreeBSD kernel 8.4 before p11, 9.1 before p14, 9.2 before p7, and 10.0 before p4 destroys the virtual memory address space and mappings for a process before all threads have terminated, which allows local users to cause a denial of service (triple-fault and system reboot) via a crafted system call, which triggers an invalid page table pointer dereference.

Category

4.9
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.05%
Vendor Advisory debian.org Vendor Advisory freebsd.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.debian.org/security/2014/dsa-2952 vendor advisory
http://secunia.com/advisories/59034 third party advisory
http://www.freebsd.org/security/advisories/FreeBSD-EN-14%3A06.exec.asc vendor advisory

Frequently Asked Questions

What is the severity of CVE-2014-3880?
CVE-2014-3880 has been scored as a medium severity vulnerability.
How to fix CVE-2014-3880?
To fix CVE-2014-3880, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-3880 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2014-3880 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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