Vulnerability Details : CVE-2014-3880
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.
Vulnerability category: Input validationDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2014-3880
Probability of exploitation activity in the next 30 days: 0.04%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 6 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2014-3880
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
4.9
|
MEDIUM | AV:L/AC:L/Au:N/C:N/I:N/A:C |
3.9
|
6.9
|
NIST |
CWE ids for CVE-2014-3880
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The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-3880
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http://www.freebsd.org/security/advisories/FreeBSD-EN-14%3A06.exec.asc
Vendor Advisory
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http://www.debian.org/security/2014/dsa-2952
Debian -- Security Information -- DSA-2952-1 kfreebsd-9
Products affected by CVE-2014-3880
- cpe:2.3:o:freebsd:freebsd:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:9.1:*:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:8.4:*:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:9.2:-:*:*:*:*:*:*