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CVE-2015-4170

Published: May 2, 2016Updated: May 6, 2026 Sources: CVE List NVDCWE-362
4.7MEDIUM
NVD MITRE
EPSS Score
0.3%
Top 75.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:HPR:NUI:RS:UC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-362

Affected Products

redhat
commercial·USaka red hat
enterprise linux compute node eusOn-prem
Operating Systems / linux-distro
enterprise linux for ibm z systems eusOn-prem
Operating Systems / linux-distro
enterprise linux for power big endian eusOn-prem
Operating Systems / linux-distro
enterprise linux for power little endian eusOn-prem
Operating Systems / linux-distro
enterprise linux server eusOS
Operating Systems / linux-distro
linux
oss-projectaka the linux kernel
linux kernelOn-premOS
Operating Systems
and 1 more affected products View all →

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cf872776fc84128bb779ce2b83a37c884c3203ae
git.kernel.org
http://www.openwall.com/lists/oss-security/2015/05/26/1
openwall.com
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
oracle.com
and 5 more references View all →

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