Vulnerability Details : CVE-2015-4170

Race condition in the ldsem_cmpxchg function in drivers/tty/tty_ldsem.c in the Linux kernel before 3.13-rc4-next-20131218 allows local users to cause a denial of service (ldsem_down_read and ldsem_down_write deadlock) by establishing a new tty thread during shutdown of a previous tty thread.
Published 2016-05-02 10:59:13
Updated 2017-11-12 02:29:00
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Denial of service

Exploit prediction scoring system (EPSS) score for CVE-2015-4170

EPSS FAQ
0.10%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 42 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2015-4170

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.7
 MEDIUM AV:L/AC:M/Au:N/C:N/I:N/A:C
3.4
6.9
 NIST
4.7
 MEDIUM CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
1.0
3.6
 NIST

CWE ids for CVE-2015-4170

References for CVE-2015-4170

Products affected by CVE-2015-4170

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