4.9 Medium
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
7.9 High
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
10.1%
The bcm_release function in net/can/bcm.c in the Linux kernel before 2.6.39-rc6 does not properly validate a socket data structure, which allows local users to cause a denial of service (NULL pointer dereference) or possibly have unspecified other impact via a crafted release operation.
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c6914a6f261aca0c9f715f883a353ae7ff51fe83
openwall.com/lists/oss-security/2011/04/20/2
openwall.com/lists/oss-security/2011/04/20/6
openwall.com/lists/oss-security/2011/04/20/7
openwall.com/lists/oss-security/2011/04/21/1
openwall.com/lists/oss-security/2011/04/21/2
openwall.com/lists/oss-security/2011/04/21/7
openwall.com/lists/oss-security/2011/04/22/2
openwall.com/lists/oss-security/2011/04/25/4
permalink.gmane.org/gmane.linux.network/192898
www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.39-rc6
www.securityfocus.com/bid/47503
bugzilla.redhat.com/show_bug.cgi?id=698057