CVE-2011-2898

MEDIUM

Description

net/packet/af_packet.c in the Linux kernel before 2.6.39.3 does not properly restrict user-space access to certain packet data structures associated with VLAN Tag Control Information, which allows local users to obtain potentially sensitive information via a crafted application.

References

http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.3

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=13fcb7bd322164c67926ffe272846d4860196dc6

http://www.openwall.com/lists/oss-security/2011/08/03/7

https://bugzilla.redhat.com/show_bug.cgi?id=728023

https://github.com/torvalds/linux/commit/13fcb7bd322164c67926ffe272846d4860196dc6

Details

Source: MITRE

Published: 2012-05-24

Updated: 2012-05-29

Type: CWE-264

Risk Information

CVSS v2.0

Base Score: 4.9

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

Impact Score: 6.9

Exploitability Score: 3.9

Severity: MEDIUM