Vulnerability CVE-2013-4739
Published: 2014-02-02   Modified: 2014-02-03

Description:
The MSM camera driver for the Linux kernel 3.x, as used in Qualcomm Innovation Center (QuIC) Android contributions for MSM devices and other products, allows attackers to obtain sensitive information from kernel stack memory via (1) a crafted MSM_MCR_IOCTL_EVT_GET ioctl call, related to drivers/media/platform/msm/camera_v1/mercury/msm_mercury_sync.c, or (2) a crafted MSM_JPEG_IOCTL_EVT_GET ioctl call, related to drivers/media/platform/msm/camera_v2/jpeg_10/msm_jpeg_sync.c.

See advisories in our WLB2 database:
Topic
Author
Date
High
Android Camera Driver Buffer Overflow / Memory Disclosure
Jonathan Salwan
22.10.2013

Type:

CWE-200

 (Information Exposure)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.9/10
6.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
None
None
Affected software
Qualcomm -> Quic mobile station modem kernel 
Codeaurora -> Android-msm 

 References:
https://www.codeaurora.org/projects/security-advisories/stack-based-buffer-overflow-and-memory-disclosure-camera-driver-cve-2013-4748-cve-2013-4739
http://www.openwall.com/lists/oss-security/2013/10/15/4
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