Vulnerability Monitor

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CVE-2007-6434

Linux kernel 2.6.23 allows local users to create low pages in virtual userspace memory and bypass mmap_min_addr protection via a crafted executable file that calls the do_brk function.

Published

2007-12-18T20:46:00.000

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 2.1 (LOW)

CVSSv2 Vector

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

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

Exploitability Score

3.9

Impact Score

2.9

Weaknesses

Type: Primary
CWE-264

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linux	linux_kernel	2.6.23	Yes

References

http://kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.24-rc5 Exploit ([email protected])
http://osvdb.org/40907 ([email protected])
http://secunia.com/advisories/28070 Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/26831 ([email protected])
http://www.vupen.com/english/advisories/2007/4200 ([email protected])
http://kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.24-rc5 Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://osvdb.org/40907 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/28070 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/26831 (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2007/4200 (af854a3a-2127-422b-91ae-364da2661108)