Vulnerability CVE-2010-3015

Vulnerability CVE-2010-3015

Published: 2010-08-20 Modified: 2012-02-13

Description:

Integer overflow in the ext4_ext_get_blocks function in fs/ext4/extents.c in the Linux kernel before 2.6.34 allows local users to cause a denial of service (BUG and system crash) via a write operation on the last block of a large file, followed by a sync operation.

See advisories in our WLB2 database:

	Topic	Author	Date
Low	linux kernel 2.6.33.7 integer overflow in ext4_ext_get_blocks()	Eugene Teo	24.08.2010

Type:

CWE-189

(Numeric Errors)

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

CVSS Base Score	Impact Subscore	Exploitability Subscore
4.7/10	6.9/10	3.4/10

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

Affected software
Linux -> Kernel
Linux -> Linux kernel

References:

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=731eb1a03a8445cde2cb23ecfb3580c6fa7bb690

http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.html

http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.html

http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html

http://marc.info/?l=oss-security&m=128192548904503&w=2

http://marc.info/?l=oss-security&m=128197862004376&w=2

http://marc.info/?l=oss-security&m=128201627016896&w=2

http://support.avaya.com/css/P8/documents/100113326

http://www.debian.org/security/2010/dsa-2094

http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34

http://www.mandriva.com/security/advisories?name=MDVSA-2010:172

http://www.mandriva.com/security/advisories?name=MDVSA-2010:247

http://www.mandriva.com/security/advisories?name=MDVSA-2011:029

http://www.redhat.com/support/errata/RHSA-2010-0723.html

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

http://www.securityfocus.com/bid/42477

http://www.ubuntu.com/usn/USN-1000-1

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

http://www.vupen.com/english/advisories/2010/3117

http://www.vupen.com/english/advisories/2011/0298

https://bugzilla.redhat.com/show_bug.cgi?id=624327

https://exchange.xforce.ibmcloud.com/vulnerabilities/61156

Vulnerability CVE-2010-3015

Integer overflow in the ext4_ext_get_blocks function in fs/ext4/extents.c in the Linux kernel before 2.6.34 allows local users to cause a denial of service (BUG and system crash) via a write operation on the last block of a large file, followed by a sync operation.

See advisories in our WLB2 database:

Low

linux kernel 2.6.33.7 integer overflow in ext4_ext_get_blocks()

CWE-189

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

4.7/10

6.9/10

3.4/10

Local

Medium

No required

None

None

Complete

Affected software

References: