Input validation error in Linux kernel - CVE-2013-6378

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Main Vulnerability Database Vulnerabilities #VU42304

Input validation error in Linux kernel - CVE-2013-6378

Published: November 27, 2013 / Updated: August 10, 2020


Vulnerability identifier: #VU42304
CSH Severity: Low
CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2013-6378
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local #AU# to perform a denial of service (DoS) attack.

The lbs_debugfs_write function in drivers/net/wireless/libertas/debugfs.c in the Linux kernel through 3.12.1 allows local users to cause a denial of service (OOPS) by leveraging root privileges for a zero-length write operation.


Affected software

Linux kernel
Ubuntu
linux (Ubuntu package)
linux-lts-quantal (Ubuntu package)
linux-lts-raring (Ubuntu package)
linux-lts-saucy (Ubuntu package)

How to mitigate CVE-2013-6378

Install update from vendor's website.

linux (Ubuntu package) - addressed in versions 2.6.32-55.117, 3.2.0-58.88, 3.5.0-46.70, 3.11.0-15.23
linux-lts-quantal (Ubuntu package) - update to 3.5.0-46.70~precise1
linux-lts-raring (Ubuntu package) - update to 3.8.0-36.52~precise1
linux-lts-saucy (Ubuntu package) - update to 3.11.0-15.23~precise1

External References

Related Security Bulletins