Vulnerability Monitor

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CVE-2009-3234

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.

Published

2009-09-17T10:30:01.313

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.9 (MEDIUM)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

6.9

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linux	linux_kernel	2.6.31	Yes

References

http://article.gmane.org/gmane.linux.kernel/890654 Exploit ([email protected])
http://www.openwall.com/lists/oss-security/2009/09/16/1 ([email protected])
http://www.openwall.com/lists/oss-security/2009/09/17/13 ([email protected])
http://www.securityfocus.com/bid/36423 ([email protected])
http://article.gmane.org/gmane.linux.kernel/890654 Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2009/09/16/1 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2009/09/17/13 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/36423 (af854a3a-2127-422b-91ae-364da2661108)