Vulnerability CVE-2010-3876

Vulnerability CVE-2010-3876

Published: 2011-01-03 Modified: 2012-02-13

Description:

net/packet/af_packet.c in the Linux kernel before 2.6.37-rc2 does not properly initialize certain structure members, which allows local users to obtain potentially sensitive information from kernel stack memory by leveraging the CAP_NET_RAW capability to read copies of the applicable structures.

See advisories in our WLB2 database:

	Topic	Author	Date
Low	linux kernel 2.6.37 rc1 net: packet fix information leak to userland	Vasiliy Kulikov	06.01.2011

Type:

CWE-200

(Information Exposure)

CVSS2 => (AV:L/AC:M/Au:N/C:P/I:N/A:N)

CVSS Base Score	Impact Subscore	Exploitability Subscore
1.9/10	2.9/10	3.4/10

Exploit range	Attack complexity	Authentication
Local	Medium	No required
Confidentiality impact	Integrity impact	Availability impact
Partial	None	None

Affected software
Linux -> Kernel
Linux -> Linux kernel

References:

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=67286640f638f5ad41a946b9a3dc75327950248f

http://marc.info/?l=linux-netdev&m=128854507220908&w=2

http://openwall.com/lists/oss-security/2010/11/02/10

http://openwall.com/lists/oss-security/2010/11/02/12

http://openwall.com/lists/oss-security/2010/11/02/7

http://openwall.com/lists/oss-security/2010/11/02/9

http://openwall.com/lists/oss-security/2010/11/04/5

http://www.debian.org/security/2010/dsa-2126

http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.37-rc2

http://www.redhat.com/support/errata/RHSA-2010-0958.html

http://www.redhat.com/support/errata/RHSA-2011-0004.html

http://www.redhat.com/support/errata/RHSA-2011-0007.html

http://www.redhat.com/support/errata/RHSA-2011-0162.html

http://www.securityfocus.com/archive/1/520102/100/0/threaded

http://www.securityfocus.com/bid/44630

http://www.vmware.com/security/advisories/VMSA-2011-0012.html

http://www.vupen.com/english/advisories/2011/0024

http://www.vupen.com/english/advisories/2011/0168

https://bugzilla.redhat.com/show_bug.cgi?id=649715

Vulnerability CVE-2010-3876

net/packet/af_packet.c in the Linux kernel before 2.6.37-rc2 does not properly initialize certain structure members, which allows local users to obtain potentially sensitive information from kernel stack memory by leveraging the CAP_NET_RAW capability to read copies of the applicable structures.

See advisories in our WLB2 database:

Low

linux kernel 2.6.37 rc1 net: packet fix information leak to userland

CWE-200

CVSS2 => (AV:L/AC:M/Au:N/C:P/I:N/A:N)

1.9/10

2.9/10

3.4/10

Local

Medium

No required

Partial

None

None

Affected software

References: