Memory corruption in Linux kernel - CVE-2009-3234
Published: September 17, 2009 / Updated: June 20, 2024
Vulnerability identifier: #VU92838
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2009-3234
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
Buffer overflow in the perf_copy_attr function in kernel/perf_counter.c in the Linux kernel 2.6.31-rc1 allows local users to cause a denial of service (crash) and execute arbitrary code via a 'big size data' to the perf_counter_open system call.
Affected software
Linux kernel
How to mitigate CVE-2009-3234
Install update from vendor's repository.