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CVE-2014-0196

Published: May 7, 2014Updated: Apr 21, 2026 Sources: CVE List NVD BDUCWE-362
5.5MEDIUM
NVD MITRE
EPSS Score
22.5%
Top 2.5%
CISA KEV
Active Exploitation
Since May 12, 2023
Exploits
3 Known
Remediation
Patch Available
Self-Check
OpenVAS

Description

The n_tty_write function in drivers/tty/n_tty.c in the Linux kernel through 3.14.3 does not properly manage tty driver access in the "LECHO & !OPOST" case, which allows local users to cause a denial of service (memory corruption and system crash) or gain privileges by triggering a race condition involving read and write operations with long strings.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-362

Affected Products

f5
commercial·US
big-ip access policy managerOn-premNetwork Device
Networking Infrastructure / firewall
big-ip advanced firewall managerOn-premSecurity Product
Networking Infrastructure / firewall
big-ip analyticsOn-premNetwork Device
Networking Infrastructure / network-management
big-ip application acceleration managerOn-premNetwork Device
Networking Infrastructure / load-balancer-proxy
big-ip application security managerOn-premNetwork Device
Networking Infrastructure / firewall
big-ip edge gatewayOn-premNetwork Device
Networking Infrastructure / vpn-gateway
big-ip global traffic managerOn-premNetwork Device
Networking Infrastructure / load-balancer-proxy
big-ip link controllerOn-premNetwork Device
Networking Infrastructure / router-switch
suse
commercial·DE
suse linux enterprise desktopOn-premOS
Operating Systems / linux-distro
suse linux enterprise high availability extensionOn-premOS
Operating Systems / linux-distro
suse linux enterprise serverOn-premOS
Operating Systems / linux-distro
linux
oss-projectaka the linux kernel
linux kernelOn-premOS
Operating Systems
debian
oss-project·GBaka debian gnu/linux
debian linuxOn-premOS
Operating Systems / linux-distro
redhat
commercial·USaka red hat
enterprise linux server eusOn-premOS
Operating Systems / linux-distro
oracle
commercial·USaka oracle corp.
linuxOn-prem
Databases / cache-message-queue
and 17 more affected products View all →

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:May 12, 2023
Remediation due:Jun 2, 2023

Required action: The impacted product is end-of-life and should be disconnected if still in use.

3 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
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://bugzilla.novell.com/show_bug.cgi?id=875690
bugzilla.novell.com
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=4291086b1f081b869c6d79e5b7441633dc3ace00
git.kernel.org
http://linux.oracle.com/errata/ELSA-2014-0771.html
linux.oracle.com
and 28 more references View all →

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