Vulnerability CVE-2013-2894
Published: 2013-09-16   Modified: 2013-09-17

Description:
drivers/hid/hid-lenovo-tpkbd.c in the Human Interface Device (HID) subsystem in the Linux kernel through 3.11, when CONFIG_HID_LENOVO_TPKBD is enabled, allows physically proximate attackers to cause a denial of service (heap-based out-of-bounds write) via a crafted device.

See advisories in our WLB2 database:
Topic
Author
Date
High
Linux HID lenovo-tpkbd heap overflow
Kees Cook
02.09.2013

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

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 -> Linux kernel 

 References:
http://openwall.com/lists/oss-security/2013/08/28/13
http://marc.info/?l=linux-input&m=137772187514628&w=1
http://www.ubuntu.com/usn/USN-2023-1
http://www.ubuntu.com/usn/USN-2020-1
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