Vulnerability Monitor

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CVE-2011-1747

The agp subsystem in the Linux kernel 2.6.38.5 and earlier does not properly restrict memory allocation by the (1) AGPIOC_RESERVE and (2) AGPIOC_ALLOCATE ioctls, which allows local users to cause a denial of service (memory consumption) by making many calls to these ioctls.

Published

2011-05-09T19:55:03.803

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.7 (MEDIUM)

CVSSv2 Vector

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

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

Exploitability Score

3.4

Impact Score

6.9

Weaknesses

Type: Primary
CWE-399

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linux	linux_kernel	< 2.6.38.5	Yes

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b522f02184b413955f3bc952e3776ce41edc6355 ([email protected])
http://openwall.com/lists/oss-security/2011/04/21/4 Mailing List, Third Party Advisory ([email protected])
http://openwall.com/lists/oss-security/2011/04/22/10 Mailing List, Third Party Advisory ([email protected])
http://openwall.com/lists/oss-security/2011/04/22/11 Mailing List, Third Party Advisory ([email protected])
http://openwall.com/lists/oss-security/2011/04/22/7 Mailing List, Third Party Advisory ([email protected])
http://openwall.com/lists/oss-security/2011/04/22/8 Mailing List, Third Party Advisory ([email protected])
http://openwall.com/lists/oss-security/2011/04/22/9 Mailing List, Third Party Advisory ([email protected])
http://securitytracker.com/id?1025441 Third Party Advisory, VDB Entry ([email protected])
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38.5 Release Notes, Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/47832 Third Party Advisory, VDB Entry ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=698999 Issue Tracking, Third Party Advisory ([email protected])
https://lkml.org/lkml/2011/4/14/294 Third Party Advisory ([email protected])
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b522f02184b413955f3bc952e3776ce41edc6355 (af854a3a-2127-422b-91ae-364da2661108)
http://openwall.com/lists/oss-security/2011/04/21/4 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://openwall.com/lists/oss-security/2011/04/22/10 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://openwall.com/lists/oss-security/2011/04/22/11 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://openwall.com/lists/oss-security/2011/04/22/7 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://openwall.com/lists/oss-security/2011/04/22/8 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://openwall.com/lists/oss-security/2011/04/22/9 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://securitytracker.com/id?1025441 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38.5 Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/47832 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=698999 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lkml.org/lkml/2011/4/14/294 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)