NULL pointer dereference in Linux kernel - CVE-2013-4254

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Main Vulnerability Database Vulnerabilities #VU42630

NULL pointer dereference in Linux kernel - CVE-2013-4254

Published: August 25, 2013 / Updated: August 10, 2020


Vulnerability identifier: #VU42630
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2013-4254
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in arch/arm/kernel/perf_event.c in the Linux kernel before 3.10.8 on the ARM platform allows local users to gain privileges or cause a denial of service (NULL pointer dereference and system crash) by adding a hardware event to an event group led by a software event. A remote attacker can perform a denial of service (DoS) attack.


Affected software

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

How to mitigate CVE-2013-4254

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

linux (Ubuntu package) - addressed in versions 3.2.0-54.82, 3.5.0-41.64, 3.8.0-31.46
linux-lts-quantal (Ubuntu package) - update to 3.5.0-41.64~precise1
linux-lts-raring (Ubuntu package) - update to 3.8.0-31.46~precise1

External References

Related Security Bulletins