The MITRE CVE dictionary describes this issue as:
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.
Find out more about CVE-2013-4739 from the
MITRE CVE dictionary dictionary and
NIST NVD.
Statement
Not vulnerable. This issue does not affect the versions of the kernel package as shipped with Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2.